Minamiuonuma weather in October
In October, Minamiuonuma sees average daytime highs of 17°C and overnight lows near 9°C, with 201 mm of precipitation across 17.5 wet days and about 11 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.
Highs ease over the month, from about 19°C in the first days to 14°C by the end. The sky is clear or mostly clear about 19% of the time in October, and the air most often feels dry.
Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Minamiuonuma's 5th-clearest and 8th-windiest month. For the whole year in context, see Minamiuonuma's year-round climate.
- Daytime high
- 17°
- 6th warmest
- Overnight low
- 9°
- 7th coldest
- Precipitation
- 201 mm
- 17.5 wet days
- Daylight
- 11 hours
- 5:59 AM – 5:00 PM
- Cloud cover
- 69%
- 5th clearest
- Wind
- 6 km/h
- 8th windiest
- Solar energy
- 3.06 kWh/m²
- Travel score
- 4.3
- out of 10
Temperature in October
Highs ease over the month, from about 19°C in the first days to 14°C by the end.
A typical October day in Minamiuonuma reaches about 17°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 21°C. Set against its neighbours, October runs about 6°C cooler than September and about 7°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) | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 |
| Avg low (°C) | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 20 | 12 |
| 2 | 19 | 12 |
| 3 | 19 | 12 |
| 4 | 19 | 11 |
| 5 | 19 | 11 |
| 6 | 19 | 11 |
| 7 | 19 | 11 |
| 8 | 18 | 10 |
| 9 | 18 | 10 |
| 10 | 18 | 10 |
| 11 | 18 | 10 |
| 12 | 18 | 10 |
| 13 | 17 | 9 |
| 14 | 17 | 9 |
| 15 | 17 | 9 |
| 16 | 17 | 9 |
| 17 | 17 | 8 |
| 18 | 16 | 8 |
| 19 | 16 | 8 |
| 20 | 16 | 8 |
| 21 | 16 | 8 |
| 22 | 16 | 7 |
| 23 | 15 | 7 |
| 24 | 15 | 7 |
| 25 | 15 | 7 |
| 26 | 15 | 6 |
| 27 | 15 | 6 |
| 28 | 14 | 6 |
| 29 | 14 | 6 |
| 30 | 14 | 5 |
| 31 | 14 | 5 |
How October really feels in Minamiuonuma
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.
Minamiuonuma weather by month
How October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 1° / -6° | 229 | 25.4 | 25.3 | 9.7 | 0.0 |
| Feb | 2° / -5° | 177 | 21.3 | 20.3 | 10.6 | 0.0 |
| Mar | 5° / -3° | 176 | 21.2 | 17.3 | 11.7 | 0.3 |
| Apr | 12° / 2° | 139 | 16.6 | 5 | 12.9 | 2.7 |
| May | 19° / 9° | 161 | 15.9 | 0.3 | 14 | 5.1 |
| Jun | 22° / 14° | 201 | 18.4 | 0 | 14.5 | 5.0 |
| Jul | 26° / 18° | 292 | 22.5 | 0 | 14.3 | 4.7 |
| Aug | 27° / 19° | 217 | 20.2 | 0 | 13.4 | 5.0 |
| Sep | 23° / 15° | 216 | 18.2 | 0 | 12.3 | 5.2 |
| Oct | 17° / 9° | 201 | 17.5 | 0.3 | 11 | 4.3 |
| Nov | 10° / 2° | 168 | 18.7 | 6.4 | 10 | 1.9 |
| Dec | 4° / -4° | 210 | 23.3 | 19.4 | 9.5 | 0.1 |
Cloud cover in October
The sky is clear or mostly clear about 19% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 65%. 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 (%) | 29 | 29 | 29 | 29 | 29 | 29 | 31 | 31 | 32 | 33 | 33 | 34 | 35 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 38 | 38 | 37 | 37 | 37 | 38 | 38 | 38 | 39 |
| Cloudier (%) | 71 | 71 | 71 | 71 | 71 | 71 | 69 | 69 | 68 | 67 | 67 | 66 | 65 | 64 | 64 | 63 | 63 | 63 | 63 | 63 | 63 | 63 | 62 | 62 | 63 | 63 | 63 | 62 | 62 | 62 | 61 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 29 | 71 |
| 2 | 29 | 71 |
| 3 | 29 | 71 |
| 4 | 29 | 71 |
| 5 | 29 | 71 |
| 6 | 29 | 71 |
| 7 | 31 | 69 |
| 8 | 31 | 69 |
| 9 | 32 | 68 |
| 10 | 33 | 67 |
| 11 | 33 | 67 |
| 12 | 34 | 66 |
| 13 | 35 | 65 |
| 14 | 36 | 64 |
| 15 | 36 | 64 |
| 16 | 37 | 63 |
| 17 | 37 | 63 |
| 18 | 37 | 63 |
| 19 | 37 | 63 |
| 20 | 37 | 63 |
| 21 | 37 | 63 |
| 22 | 37 | 63 |
| 23 | 38 | 62 |
| 24 | 38 | 62 |
| 25 | 37 | 63 |
| 26 | 37 | 63 |
| 27 | 37 | 63 |
| 28 | 38 | 62 |
| 29 | 38 | 62 |
| 30 | 38 | 62 |
| 31 | 39 | 61 |
Chance of precipitation in October
Minamiuonuma gets around 201 mm of rain and snow over 17.5 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 56% and peaks near 59% on the wettest days, and about 0 day brings snow.
| 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 (%) | 59 | 59 | 59 | 58 | 58 | 58 | 57 | 57 | 56 | 56 | 55 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 54 | 54 | 54 | 55 | 55 | 56 | 56 | 56 | 56 | 56 | 57 | 57 |
| Snow chance (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 5 | 6 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 59 | 0 |
| 2 | 59 | 0 |
| 3 | 59 | 0 |
| 4 | 58 | 0 |
| 5 | 58 | 0 |
| 6 | 58 | 0 |
| 7 | 57 | 0 |
| 8 | 57 | 0 |
| 9 | 56 | 0 |
| 10 | 56 | 0 |
| 11 | 55 | 0 |
| 12 | 54 | 0 |
| 13 | 54 | 0 |
| 14 | 53 | 0 |
| 15 | 53 | 0 |
| 16 | 53 | 0 |
| 17 | 53 | 1 |
| 18 | 53 | 1 |
| 19 | 53 | 1 |
| 20 | 54 | 1 |
| 21 | 54 | 2 |
| 22 | 54 | 2 |
| 23 | 55 | 2 |
| 24 | 55 | 3 |
| 25 | 56 | 3 |
| 26 | 56 | 4 |
| 27 | 56 | 4 |
| 28 | 56 | 5 |
| 29 | 56 | 5 |
| 30 | 57 | 5 |
| 31 | 57 | 6 |
Humidity in October
Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the dry band about 82% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 (%) | 54 | 57 | 57 | 60 | 62 | 64 | 67 | 68 | 71 | 73 | 76 | 78 | 81 | 83 | 84 | 87 | 88 | 89 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 98 | 98 | 99 | 99 | 99 | 99 |
| Comfortable (%) | 34 | 33 | 33 | 31 | 30 | 29 | 27 | 26 | 24 | 22 | 20 | 18 | 16 | 14 | 13 | 11 | 10 | 9 | 7 | 6 | 5 | 4 | 4 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 |
| Humid (%) | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 54 | 34 | 10 | 2 |
| 2 | 57 | 33 | 9 | 1 |
| 3 | 57 | 33 | 9 | 1 |
| 4 | 60 | 31 | 8 | 1 |
| 5 | 62 | 30 | 7 | 1 |
| 6 | 64 | 29 | 7 | 0 |
| 7 | 67 | 27 | 6 | 0 |
| 8 | 68 | 26 | 6 | 0 |
| 9 | 71 | 24 | 5 | 0 |
| 10 | 73 | 22 | 5 | 0 |
| 11 | 76 | 20 | 4 | 0 |
| 12 | 78 | 18 | 4 | 0 |
| 13 | 81 | 16 | 3 | 0 |
| 14 | 83 | 14 | 3 | 0 |
| 15 | 84 | 13 | 3 | 0 |
| 16 | 87 | 11 | 2 | 0 |
| 17 | 88 | 10 | 2 | 0 |
| 18 | 89 | 9 | 2 | 0 |
| 19 | 92 | 7 | 1 | 0 |
| 20 | 93 | 6 | 1 | 0 |
| 21 | 94 | 5 | 1 | 0 |
| 22 | 95 | 4 | 1 | 0 |
| 23 | 96 | 4 | 0 | 0 |
| 24 | 97 | 3 | 0 | 0 |
| 25 | 98 | 2 | 0 | 0 |
| 26 | 98 | 2 | 0 | 0 |
| 27 | 98 | 2 | 0 | 0 |
| 28 | 99 | 1 | 0 | 0 |
| 29 | 99 | 1 | 0 | 0 |
| 30 | 99 | 1 | 0 | 0 |
| 31 | 99 | 1 | 0 | 0 |
Wind in October
Winds average 6 km/h in October.
Across October, daily wind ranges from about 6 km/h on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in October
Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 66 minutes over October. Sunrise moves from 5:45 AM to 6:14 AM, and sunset from 5:22 PM to 4:42 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) | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 | 10.8 | 10.8 | 10.8 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.5 | 10.5 | 10.5 |
| Sunrise (AM) | 5:45 | 5:46 | 5:47 | 5:47 | 5:48 | 5:49 | 5:50 | 5:51 | 5:52 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 |
| Sunset (PM) | 5:22 | 5:21 | 5:19 | 5:18 | 5:16 | 5:15 | 5:13 | 5:12 | 5:10 | 5:09 | 5:07 | 5:06 | 5:05 | 5:03 | 5:02 | 5:00 | 4:59 | 4:58 | 4:57 | 4:55 | 4:54 | 4:53 | 4:51 | 4:50 | 4:49 | 4:48 | 4:47 | 4:46 | 4:45 | 4:43 | 4:42 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.6 | 5:45 | 5:22 |
| 2 | 11.6 | 5:46 | 5:21 |
| 3 | 11.5 | 5:47 | 5:19 |
| 4 | 11.5 | 5:47 | 5:18 |
| 5 | 11.5 | 5:48 | 5:16 |
| 6 | 11.4 | 5:49 | 5:15 |
| 7 | 11.4 | 5:50 | 5:13 |
| 8 | 11.3 | 5:51 | 5:12 |
| 9 | 11.3 | 5:52 | 5:10 |
| 10 | 11.3 | 5:53 | 5:09 |
| 11 | 11.2 | 5:54 | 5:07 |
| 12 | 11.2 | 5:55 | 5:06 |
| 13 | 11.1 | 5:56 | 5:05 |
| 14 | 11.1 | 5:57 | 5:03 |
| 15 | 11.1 | 5:58 | 5:02 |
| 16 | 11.0 | 5:59 | 5:00 |
| 17 | 11.0 | 6:00 | 4:59 |
| 18 | 11.0 | 6:01 | 4:58 |
| 19 | 10.9 | 6:02 | 4:57 |
| 20 | 10.9 | 6:03 | 4:55 |
| 21 | 10.8 | 6:04 | 4:54 |
| 22 | 10.8 | 6:05 | 4:53 |
| 23 | 10.8 | 6:06 | 4:51 |
| 24 | 10.7 | 6:07 | 4:50 |
| 25 | 10.7 | 6:08 | 4:49 |
| 26 | 10.7 | 6:09 | 4:48 |
| 27 | 10.6 | 6:10 | 4:47 |
| 28 | 10.6 | 6:11 | 4:46 |
| 29 | 10.5 | 6:12 | 4:45 |
| 30 | 10.5 | 6:13 | 4:43 |
| 31 | 10.5 | 6:14 | 4:42 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 3.06 kWh/m².
For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 5.62 kWh/m² in May across the year — October's 3.06 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) | 3.4 | 3.4 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 | 2.9 | 2.8 | 2.8 | 2.8 | 2.8 |
| 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 | 3.4 | Moderate |
| 2 | 3.4 | Moderate |
| 3 | 3.3 | Moderate |
| 4 | 3.3 | Moderate |
| 5 | 3.3 | Moderate |
| 6 | 3.3 | Moderate |
| 7 | 3.3 | Moderate |
| 8 | 3.2 | Moderate |
| 9 | 3.2 | Moderate |
| 10 | 3.2 | Moderate |
| 11 | 3.2 | Moderate |
| 12 | 3.2 | Moderate |
| 13 | 3.2 | Moderate |
| 14 | 3.1 | Moderate |
| 15 | 3.1 | Moderate |
| 16 | 3.1 | Moderate |
| 17 | 3.1 | Moderate |
| 18 | 3.1 | Moderate |
| 19 | 3.0 | Moderate |
| 20 | 3.0 | Moderate |
| 21 | 3.0 | Moderate |
| 22 | 3.0 | Moderate |
| 23 | 3.0 | Moderate |
| 24 | 2.9 | Moderate |
| 25 | 2.9 | Moderate |
| 26 | 2.9 | Moderate |
| 27 | 2.9 | Moderate |
| 28 | 2.8 | Moderate |
| 29 | 2.8 | Moderate |
| 30 | 2.8 | Moderate |
| 31 | 2.8 | Moderate |
Hazard calendar for Minamiuonuma
In October, Minamiuonuma sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Minamiuonuma sits in the Pacific typhoon belt; the season peaks July–October.
Is October a good time to visit Minamiuonuma?
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 Minamiuonuma for sightseeing.
What to pack for Minamiuonuma in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Minamiuonuma sees daytime highs around 17°C and nights near 9°C. Pack rain gear. Worth having: a warm layer. About 18 days see rain.
Sea temperature near Minamiuonuma in October
The nearest coast averages about 22°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 39 km away) is warmest in August at about 27°C and coldest in March near 10°C.
It's comfortable for a long swim from Jun 21 to Oct 31 — about 4.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 12 | 11 | 10 | 11 | 15 | 20 | 23 | 27 | 25 | 22 | 18 | 15 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 12 | Bracing |
| Feb | 11 | Bracing |
| Mar | 10 | Bracing |
| Apr | 11 | Bracing |
| May | 15 | Bracing |
| Jun | 20 | Cool |
| Jul | 23 | Refreshing |
| Aug | 27 | Warm |
| Sep | 25 | Warm |
| Oct | 22 | Refreshing |
| Nov | 18 | Cool |
| Dec | 15 | Cool |
UV index in Minamiuonuma in October
Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Minamiuonuma peaks around August 12 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 5 | 7 | 8 | 9 | 10 | 10 | 8 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Minamiuonuma 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 Minamiuonuma is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 10 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) | 11 | 14 | 19 | 21 | 20 | 18 | 15 | 13 | 12 | 12 | 11 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 14 | Moderate |
| Mar | 19 | Moderate |
| Apr | 21 | Moderate |
| May | 20 | Moderate |
| Jun | 18 | Moderate |
| Jul | 15 | Moderate |
| Aug | 13 | Moderate |
| Sep | 12 | Good |
| Oct | 12 | Good |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Minamiuonuma?
Minamiuonuma sits at 37.1°N, 138.9°E, 198 m above sea level, in Japan. The nearest listed city is Muikamachi, 2.0 km away.
Topography around Minamiuonuma
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Minamiuonuma.
Within 3 km, the terrain around Minamiuonuma has significant variations in elevation — a maximum elevation change of 455 m around an average of 255 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,870 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,551 m.
The land around Minamiuonuma is covered by trees (52%) and cropland (26%) within 3 km, trees (76%) within 16 km, and trees (74%) 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 Minamiuonuma (37.0826°, 138.8741°, elevation 198 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).