Nichinan weather in October
In October, Nichinan sees average daytime highs of 23°C and overnight lows near 18°C, with 170 mm of rain across 11.1 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.
Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 41% of the time in October, and the air most often feels comfortable.
Daylight stretches from about 11 h 42 min at the start of October to 10 h 48 min by month's end. Set against the rest of the year, October is Nichinan's 4th-clearest and 4th-windiest month. For the whole year in context, see Nichinan's year-round climate.
- Daytime high
- 23°
- 5th warmest
- Overnight low
- 18°
- 8th coldest
- Rainfall
- 170 mm
- 11.1 wet days
- Daylight
- 11 h 12 min
- 6:23 AM – 5:36 PM
- Cloud cover
- 51%
- 4th clearest
- Wind
- 15 km/h
- 4th windiest
- Solar energy
- 3.69 kWh/m²
- Travel score
- 6.8
- out of 10
Nichinan is city in Miyazaki Prefecture, Japan.
- Density
- 96/km²
- people per km²
- Founded
- 2009
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 25°C in the first days to 22°C by the end.
A typical October day in Nichinan reaches about 23°C in the afternoon and slips back to 18°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, October runs about 4°C cooler than September and about 5°C warmer than November.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 25 | 21 |
| 2 | 25 | 21 |
| 3 | 25 | 21 |
| 4 | 25 | 21 |
| 5 | 25 | 20 |
| 6 | 25 | 20 |
| 7 | 25 | 20 |
| 8 | 25 | 20 |
| 9 | 24 | 20 |
| 10 | 24 | 20 |
| 11 | 24 | 19 |
| 12 | 24 | 19 |
| 13 | 24 | 19 |
| 14 | 24 | 19 |
| 15 | 24 | 19 |
| 16 | 24 | 19 |
| 17 | 23 | 18 |
| 18 | 23 | 18 |
| 19 | 23 | 18 |
| 20 | 23 | 18 |
| 21 | 23 | 18 |
| 22 | 23 | 17 |
| 23 | 22 | 17 |
| 24 | 22 | 17 |
| 25 | 22 | 17 |
| 26 | 22 | 17 |
| 27 | 22 | 17 |
| 28 | 22 | 16 |
| 29 | 22 | 16 |
| 30 | 21 | 16 |
| 31 | 21 | 16 |
How October really feels in Nichinan
Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Nichinan weather by month
How October compares with the rest of the year at a glance. October is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 12° / 6° | 88 | 7.7 | 10.2 | 3.5 |
| Feb | 13° / 7° | 104 | 8.8 | 10.8 | 3.8 |
| Mar | 16° / 10° | 169 | 12.8 | 11.8 | 4.8 |
| Apr | 20° / 14° | 185 | 11.9 | 12.8 | 5.9 |
| May | 23° / 18° | 210 | 12.6 | 13.6 | 6.2 |
| Jun | 25° / 21° | 421 | 20 | 14 | 4.9 |
| Jul | 29° / 25° | 237 | 17.1 | 13.9 | 4.5 |
| Aug | 30° / 25° | 202 | 17.4 | 13.2 | 4.4 |
| Sep | 27° / 23° | 260 | 16.9 | 12.2 | 5.3 |
| Oct | 23° / 18° | 170 | 11.1 | 11.2 | 6.8 |
| Nov | 19° / 13° | 119 | 9 | 10.4 | 6.3 |
| Dec | 14° / 8° | 86 | 6.9 | 10 | 4.7 |
Cloud cover in October
The sky is clear or mostly clear about 41% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 48 | 48 | 49 | 49 | 50 | 51 | 52 | 52 | 53 | 54 | 54 | 55 | 56 | 58 | 58 | 59 | 60 | 60 | 61 | 61 | 60 | 61 | 61 | 61 | 60 | 60 | 60 | 60 | 60 | 59 | 60 |
| Cloudier (%) | 52 | 52 | 51 | 51 | 50 | 49 | 48 | 48 | 47 | 46 | 46 | 45 | 44 | 42 | 42 | 41 | 40 | 40 | 39 | 39 | 40 | 39 | 39 | 39 | 40 | 40 | 40 | 40 | 40 | 41 | 40 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 48 | 52 |
| 2 | 48 | 52 |
| 3 | 49 | 51 |
| 4 | 49 | 51 |
| 5 | 50 | 50 |
| 6 | 51 | 49 |
| 7 | 52 | 48 |
| 8 | 52 | 48 |
| 9 | 53 | 47 |
| 10 | 54 | 46 |
| 11 | 54 | 46 |
| 12 | 55 | 45 |
| 13 | 56 | 44 |
| 14 | 58 | 42 |
| 15 | 58 | 42 |
| 16 | 59 | 41 |
| 17 | 60 | 40 |
| 18 | 60 | 40 |
| 19 | 61 | 39 |
| 20 | 61 | 39 |
| 21 | 60 | 40 |
| 22 | 61 | 39 |
| 23 | 61 | 39 |
| 24 | 61 | 39 |
| 25 | 60 | 40 |
| 26 | 60 | 40 |
| 27 | 60 | 40 |
| 28 | 60 | 40 |
| 29 | 60 | 40 |
| 30 | 59 | 41 |
| 31 | 60 | 40 |
Chance of precipitation in October
Nichinan gets around 170 mm of rain over 11.1 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 36% and peaks near 46% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 46 | 45 | 44 | 43 | 42 | 41 | 40 | 39 | 39 | 38 | 37 | 37 | 36 | 36 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 45 |
| 3 | 44 |
| 4 | 43 |
| 5 | 42 |
| 6 | 41 |
| 7 | 40 |
| 8 | 39 |
| 9 | 39 |
| 10 | 38 |
| 11 | 37 |
| 12 | 37 |
| 13 | 36 |
| 14 | 36 |
| 15 | 35 |
| 16 | 35 |
| 17 | 34 |
| 18 | 34 |
| 19 | 34 |
| 20 | 34 |
| 21 | 34 |
| 22 | 34 |
| 23 | 33 |
| 24 | 33 |
| 25 | 33 |
| 26 | 33 |
| 27 | 33 |
| 28 | 32 |
| 29 | 32 |
| 30 | 32 |
| 31 | 32 |
Humidity in October
Most of October feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the comfortable band about 26% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 4 | 4 | 5 | 5 | 6 | 7 | 8 | 10 | 11 | 13 | 14 | 16 | 18 | 20 | 22 | 23 | 25 | 27 | 29 | 31 | 33 | 34 | 36 | 38 | 40 | 41 | 43 | 44 | 46 | 47 | 48 |
| Comfortable (%) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 26 |
| Humid (%) | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 20 | 20 | 19 | 19 | 18 | 18 | 17 | 17 |
| Muggy (%) | 30 | 30 | 30 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 8 |
| Oppressive (%) | 21 | 20 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| Miserable (%) | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 4 | 17 | 25 | 30 | 21 | 3 |
| 2 | 4 | 18 | 25 | 30 | 20 | 2 |
| 3 | 5 | 19 | 25 | 30 | 18 | 2 |
| 4 | 5 | 20 | 25 | 30 | 17 | 2 |
| 5 | 6 | 21 | 26 | 29 | 16 | 2 |
| 6 | 7 | 22 | 26 | 28 | 15 | 2 |
| 7 | 8 | 23 | 26 | 27 | 14 | 1 |
| 8 | 10 | 24 | 26 | 26 | 13 | 1 |
| 9 | 11 | 25 | 26 | 25 | 12 | 1 |
| 10 | 13 | 26 | 26 | 24 | 11 | 1 |
| 11 | 14 | 27 | 26 | 22 | 10 | 1 |
| 12 | 16 | 28 | 25 | 21 | 9 | 1 |
| 13 | 18 | 28 | 25 | 20 | 9 | 0 |
| 14 | 20 | 28 | 25 | 19 | 8 | 0 |
| 15 | 22 | 29 | 25 | 18 | 7 | 0 |
| 16 | 23 | 29 | 24 | 17 | 7 | 0 |
| 17 | 25 | 29 | 24 | 16 | 6 | 0 |
| 18 | 27 | 29 | 24 | 15 | 5 | 0 |
| 19 | 29 | 29 | 23 | 14 | 5 | 0 |
| 20 | 31 | 29 | 23 | 13 | 4 | 0 |
| 21 | 33 | 29 | 22 | 12 | 4 | 0 |
| 22 | 34 | 29 | 22 | 12 | 3 | 0 |
| 23 | 36 | 28 | 21 | 11 | 3 | 0 |
| 24 | 38 | 28 | 20 | 11 | 3 | 0 |
| 25 | 40 | 28 | 20 | 11 | 2 | 0 |
| 26 | 41 | 27 | 19 | 10 | 2 | 0 |
| 27 | 43 | 27 | 19 | 10 | 2 | 0 |
| 28 | 44 | 26 | 18 | 9 | 2 | 0 |
| 29 | 46 | 26 | 18 | 9 | 2 | 0 |
| 30 | 47 | 26 | 17 | 9 | 1 | 0 |
| 31 | 48 | 26 | 17 | 8 | 1 | 0 |
Wind in October
Winds average 15 km/h in October.
Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 15 | light breeze |
| 2 | 15 | light breeze |
| 3 | 15 | light breeze |
| 4 | 15 | light breeze |
| 5 | 15 | light breeze |
| 6 | 15 | light breeze |
| 7 | 15 | light breeze |
| 8 | 15 | light breeze |
| 9 | 15 | light breeze |
| 10 | 15 | light breeze |
| 11 | 15 | light breeze |
| 12 | 15 | light breeze |
| 13 | 15 | light breeze |
| 14 | 15 | light breeze |
| 15 | 15 | light breeze |
| 16 | 15 | light breeze |
| 17 | 15 | light breeze |
| 18 | 15 | light breeze |
| 19 | 15 | light breeze |
| 20 | 15 | light breeze |
| 21 | 15 | light breeze |
| 22 | 15 | light breeze |
| 23 | 15 | light breeze |
| 24 | 15 | light breeze |
| 25 | 15 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 14 | light breeze |
| 30 | 14 | light breeze |
| 31 | 14 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 42 min at the start of October to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over October. Sunrise moves from 6:13 AM to 6:35 AM, and sunset from 5:54 PM to 5:21 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 | 10.9 | 10.9 | 10.8 | 10.8 | 10.8 |
| Sunrise (AM) | 6:13 | 6:13 | 6:14 | 6:15 | 6:15 | 6:16 | 6:17 | 6:17 | 6:18 | 6:19 | 6:20 | 6:20 | 6:21 | 6:22 | 6:22 | 6:23 | 6:24 | 6:25 | 6:25 | 6:26 | 6:27 | 6:28 | 6:29 | 6:29 | 6:30 | 6:31 | 6:32 | 6:33 | 6:33 | 6:34 | 6:35 |
| Sunset (PM) | 5:54 | 5:53 | 5:52 | 5:50 | 5:49 | 5:48 | 5:47 | 5:45 | 5:44 | 5:43 | 5:42 | 5:41 | 5:39 | 5:38 | 5:37 | 5:36 | 5:35 | 5:34 | 5:33 | 5:32 | 5:30 | 5:29 | 5:28 | 5:27 | 5:26 | 5:26 | 5:25 | 5:24 | 5:23 | 5:22 | 5:21 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 6:13 | 5:54 |
| 2 | 11.7 | 6:13 | 5:53 |
| 3 | 11.6 | 6:14 | 5:52 |
| 4 | 11.6 | 6:15 | 5:50 |
| 5 | 11.6 | 6:15 | 5:49 |
| 6 | 11.5 | 6:16 | 5:48 |
| 7 | 11.5 | 6:17 | 5:47 |
| 8 | 11.5 | 6:17 | 5:45 |
| 9 | 11.4 | 6:18 | 5:44 |
| 10 | 11.4 | 6:19 | 5:43 |
| 11 | 11.4 | 6:20 | 5:42 |
| 12 | 11.3 | 6:20 | 5:41 |
| 13 | 11.3 | 6:21 | 5:39 |
| 14 | 11.3 | 6:22 | 5:38 |
| 15 | 11.2 | 6:22 | 5:37 |
| 16 | 11.2 | 6:23 | 5:36 |
| 17 | 11.2 | 6:24 | 5:35 |
| 18 | 11.1 | 6:25 | 5:34 |
| 19 | 11.1 | 6:25 | 5:33 |
| 20 | 11.1 | 6:26 | 5:32 |
| 21 | 11.1 | 6:27 | 5:30 |
| 22 | 11.0 | 6:28 | 5:29 |
| 23 | 11.0 | 6:29 | 5:28 |
| 24 | 11.0 | 6:29 | 5:27 |
| 25 | 10.9 | 6:30 | 5:26 |
| 26 | 10.9 | 6:31 | 5:26 |
| 27 | 10.9 | 6:32 | 5:25 |
| 28 | 10.9 | 6:33 | 5:24 |
| 29 | 10.8 | 6:33 | 5:23 |
| 30 | 10.8 | 6:34 | 5:22 |
| 31 | 10.8 | 6:35 | 5:21 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 3.69 kWh/m².
For context, solar energy here swings from a low near 2.74 kWh/m² to a high of 5.4 kWh/m² in July across the year — October's 3.69 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.0 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.0 | Moderate |
| 2 | 3.9 | Moderate |
| 3 | 3.9 | Moderate |
| 4 | 3.9 | Moderate |
| 5 | 3.9 | Moderate |
| 6 | 3.9 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.8 | Moderate |
| 9 | 3.8 | Moderate |
| 10 | 3.8 | Moderate |
| 11 | 3.8 | Moderate |
| 12 | 3.8 | Moderate |
| 13 | 3.8 | Moderate |
| 14 | 3.7 | Moderate |
| 15 | 3.7 | Moderate |
| 16 | 3.7 | Moderate |
| 17 | 3.7 | Moderate |
| 18 | 3.7 | Moderate |
| 19 | 3.6 | Moderate |
| 20 | 3.6 | Moderate |
| 21 | 3.6 | Moderate |
| 22 | 3.6 | Moderate |
| 23 | 3.5 | Moderate |
| 24 | 3.5 | Moderate |
| 25 | 3.5 | Moderate |
| 26 | 3.5 | Moderate |
| 27 | 3.4 | Moderate |
| 28 | 3.4 | Moderate |
| 29 | 3.4 | Moderate |
| 30 | 3.4 | Moderate |
| 31 | 3.4 | Moderate |
Hazard calendar for Nichinan
In October, Nichinan sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Nichinan sits in the Pacific typhoon belt; the season peaks July–October.
Is October a good time to visit Nichinan?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit Nichinan for sightseeing.
What to pack for Nichinan in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Nichinan sees daytime highs around 23°C and nights near 18°C. Worth packing: light clothes and rain gear. About 11 days see rain.
Sea temperature near Nichinan in October
The nearest coast averages about 26°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 28°C and coldest in February near 19°C.
It's comfortable for a long swim from Apr 4 to Jan 14 — about 9.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 20 | 19 | 19 | 21 | 22 | 24 | 27 | 28 | 27 | 26 | 24 | 22 |
| Comfort | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Tropical | Warm | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 20 | Cool |
| Feb | 19 | Cool |
| Mar | 19 | Cool |
| Apr | 21 | Refreshing |
| May | 22 | Refreshing |
| Jun | 24 | Warm |
| Jul | 27 | Warm |
| Aug | 28 | Tropical |
| Sep | 27 | Warm |
| Oct | 26 | Warm |
| Nov | 24 | Refreshing |
| Dec | 22 | Refreshing |
UV index in Nichinan in October
Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Nichinan peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 5 | 7 | 8 | 8 | 11 | 11 | 10 | 10 | 6 | 5 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 7 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 10 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 3 | Moderate |
Air quality in Nichinan in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Nichinan is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 18 | 21 | 22 | 20 | 16 | 11 | 12 | 11 | 12 | 13 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Good | Good | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 18 | Moderate |
| Mar | 21 | Moderate |
| Apr | 22 | Moderate |
| May | 20 | Moderate |
| Jun | 16 | Moderate |
| Jul | 11 | Good |
| Aug | 12 | Moderate |
| Sep | 11 | Good |
| Oct | 12 | Good |
| Nov | 13 | Moderate |
| Dec | 12 | Moderate |
Where is Nichinan?
Nichinan sits at 31.6°N, 131.4°E, 29 m above sea level, in Japan. The nearest listed city is Kushima, 17 km away.
Topography around Nichinan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nichinan.
Within 3 km, the terrain around Nichinan has significant variations in elevation — a maximum elevation change of 271 m around an average of 61 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 985 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,640 m.
The land around Nichinan is covered by trees (69%) and artificial surfaces (20%) within 3 km, trees (62%) and water (31%) within 16 km, and water (46%) and trees (45%) within 80 km.
Japan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 100 V · 50 / 60 Hz
- Prices
- ≈ 65% of US
- price level, 2025
- GDP per capita
- $35,951
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.2
- per 100k, 2023
- Road deaths
- 3.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 446
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Nichinan (31.6°, 131.3667°, elevation 29 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).