Nagoya weather in October
In October, Nagoya sees average daytime highs of 23°C and overnight lows near 14°C, with 171 mm of rain across 10.3 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.
Highs ease over the month, from about 25°C in the first days to 20°C by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.
Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Nagoya's 5th-clearest and 10th-windiest month. For the whole year in context, see Nagoya's year-round climate.
- Daytime high
- 23°
- 6th warmest
- Overnight low
- 14°
- 7th coldest
- Rainfall
- 171 mm
- 10.3 wet days
- Daylight
- 11 h 06 min
- 6:05 AM – 5:10 PM
- Cloud cover
- 52%
- 5th clearest
- Wind
- 7 km/h
- 10th windiest
- Solar energy
- 3.45 kWh/m²
- Travel score
- 6.8
- out of 10
Nagoya is capital city of Aichi prefecture, Japan.
- Air quality
- Moderate
- PM2.5 15 µg/m³ · 2011
- Density
- 7,144/km²
- people per km²
- Founded
- 1889
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 20°C by the end.
A typical October day in Nagoya reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 26°C. Set against its neighbours, October runs about 6°C cooler than September and about 6°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) | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 |
| Avg low (°C) | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 17 |
| 2 | 26 | 17 |
| 3 | 25 | 17 |
| 4 | 25 | 16 |
| 5 | 25 | 16 |
| 6 | 25 | 16 |
| 7 | 25 | 16 |
| 8 | 24 | 16 |
| 9 | 24 | 15 |
| 10 | 24 | 15 |
| 11 | 24 | 15 |
| 12 | 24 | 15 |
| 13 | 24 | 14 |
| 14 | 23 | 14 |
| 15 | 23 | 14 |
| 16 | 23 | 14 |
| 17 | 23 | 13 |
| 18 | 23 | 13 |
| 19 | 22 | 13 |
| 20 | 22 | 13 |
| 21 | 22 | 12 |
| 22 | 22 | 12 |
| 23 | 22 | 12 |
| 24 | 21 | 12 |
| 25 | 21 | 12 |
| 26 | 21 | 11 |
| 27 | 21 | 11 |
| 28 | 21 | 11 |
| 29 | 20 | 11 |
| 30 | 20 | 10 |
| 31 | 20 | 10 |
How October really feels in Nagoya
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.
Nagoya weather by month
How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 0° | 54 | 5.7 | 0.3 | 9.9 | 2.2 |
| Feb | 11° / 1° | 60 | 6.5 | 0.6 | 10.7 | 2.7 |
| Mar | 14° / 3° | 110 | 10.1 | 0 | 11.7 | 4.3 |
| Apr | 19° / 9° | 123 | 10.6 | 0 | 12.9 | 6.1 |
| May | 24° / 14° | 144 | 10.6 | 0 | 13.8 | 6.7 |
| Jun | 27° / 19° | 178 | 14.3 | 0 | 14.3 | 5.5 |
| Jul | 31° / 23° | 190 | 15 | 0 | 14.1 | 4.0 |
| Aug | 32° / 24° | 112 | 11.8 | 0 | 13.3 | 3.7 |
| Sep | 29° / 20° | 186 | 12.1 | 0 | 12.2 | 5.3 |
| Oct | 23° / 14° | 171 | 10.3 | 0 | 11.1 | 6.8 |
| Nov | 17° / 7° | 85 | 7.2 | 0 | 10.2 | 5.9 |
| Dec | 12° / 2° | 55 | 6 | 0.1 | 9.7 | 3.5 |
Cloud cover in October
The sky is clear or mostly clear about 44% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 45%. 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 (%) | 47 | 47 | 47 | 49 | 49 | 49 | 50 | 50 | 51 | 51 | 52 | 53 | 54 | 55 | 55 | 57 | 57 | 58 | 58 | 58 | 59 | 59 | 60 | 60 | 61 | 61 | 62 | 62 | 63 | 63 | 63 |
| Cloudier (%) | 53 | 53 | 53 | 51 | 51 | 51 | 50 | 50 | 49 | 49 | 48 | 47 | 46 | 45 | 45 | 43 | 43 | 42 | 42 | 42 | 41 | 41 | 40 | 40 | 39 | 39 | 38 | 38 | 37 | 37 | 37 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 47 | 53 |
| 2 | 47 | 53 |
| 3 | 47 | 53 |
| 4 | 49 | 51 |
| 5 | 49 | 51 |
| 6 | 49 | 51 |
| 7 | 50 | 50 |
| 8 | 50 | 50 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 52 | 48 |
| 12 | 53 | 47 |
| 13 | 54 | 46 |
| 14 | 55 | 45 |
| 15 | 55 | 45 |
| 16 | 57 | 43 |
| 17 | 57 | 43 |
| 18 | 58 | 42 |
| 19 | 58 | 42 |
| 20 | 58 | 42 |
| 21 | 59 | 41 |
| 22 | 59 | 41 |
| 23 | 60 | 40 |
| 24 | 60 | 40 |
| 25 | 61 | 39 |
| 26 | 61 | 39 |
| 27 | 62 | 38 |
| 28 | 62 | 38 |
| 29 | 63 | 37 |
| 30 | 63 | 37 |
| 31 | 63 | 37 |
Chance of precipitation in October
Nagoya gets around 171 mm of rain over 10.3 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 33% and peaks near 39% 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 (%) | 39 | 38 | 38 | 38 | 37 | 37 | 36 | 36 | 35 | 34 | 34 | 33 | 33 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 29 | 28 |
| Rain chance (%) | |
|---|---|
| 1 | 39 |
| 2 | 38 |
| 3 | 38 |
| 4 | 38 |
| 5 | 37 |
| 6 | 37 |
| 7 | 36 |
| 8 | 36 |
| 9 | 35 |
| 10 | 34 |
| 11 | 34 |
| 12 | 33 |
| 13 | 33 |
| 14 | 32 |
| 15 | 32 |
| 16 | 32 |
| 17 | 31 |
| 18 | 31 |
| 19 | 31 |
| 20 | 31 |
| 21 | 31 |
| 22 | 31 |
| 23 | 31 |
| 24 | 31 |
| 25 | 31 |
| 26 | 30 |
| 27 | 30 |
| 28 | 29 |
| 29 | 29 |
| 30 | 29 |
| 31 | 28 |
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 49% of days. Sticky, muggy-or-worse air turns up on roughly 8% 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 (%) | 19 | 20 | 21 | 22 | 24 | 25 | 27 | 29 | 32 | 34 | 36 | 39 | 41 | 44 | 46 | 49 | 51 | 53 | 57 | 59 | 62 | 64 | 66 | 69 | 70 | 72 | 74 | 76 | 77 | 79 | 82 |
| Comfortable (%) | 24 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 18 | 17 | 16 | 15 | 14 |
| Humid (%) | 34 | 34 | 34 | 33 | 33 | 32 | 31 | 30 | 29 | 27 | 26 | 24 | 22 | 21 | 19 | 18 | 16 | 15 | 14 | 12 | 11 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 4 |
| Muggy (%) | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
| Oppressive (%) | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 19 | 24 | 34 | 19 | 4 |
| 2 | 20 | 25 | 34 | 18 | 3 |
| 3 | 21 | 25 | 34 | 17 | 3 |
| 4 | 22 | 26 | 33 | 16 | 2 |
| 5 | 24 | 26 | 33 | 15 | 2 |
| 6 | 25 | 26 | 32 | 14 | 2 |
| 7 | 27 | 27 | 31 | 13 | 2 |
| 8 | 29 | 27 | 30 | 12 | 1 |
| 9 | 32 | 27 | 29 | 11 | 1 |
| 10 | 34 | 28 | 27 | 10 | 1 |
| 11 | 36 | 28 | 26 | 9 | 1 |
| 12 | 39 | 28 | 24 | 8 | 1 |
| 13 | 41 | 28 | 22 | 7 | 1 |
| 14 | 44 | 28 | 21 | 7 | 1 |
| 15 | 46 | 28 | 19 | 6 | 1 |
| 16 | 49 | 28 | 18 | 5 | 1 |
| 17 | 51 | 27 | 16 | 5 | 1 |
| 18 | 53 | 27 | 15 | 4 | 1 |
| 19 | 57 | 26 | 14 | 3 | 0 |
| 20 | 59 | 26 | 12 | 3 | 0 |
| 21 | 62 | 25 | 11 | 2 | 0 |
| 22 | 64 | 24 | 10 | 2 | 0 |
| 23 | 66 | 23 | 9 | 2 | 0 |
| 24 | 69 | 22 | 8 | 1 | 0 |
| 25 | 70 | 21 | 8 | 1 | 0 |
| 26 | 72 | 20 | 7 | 1 | 0 |
| 27 | 74 | 18 | 7 | 1 | 0 |
| 28 | 76 | 17 | 6 | 1 | 0 |
| 29 | 77 | 16 | 6 | 1 | 0 |
| 30 | 79 | 15 | 5 | 1 | 0 |
| 31 | 82 | 14 | 4 | 0 | 0 |
Wind in October
Winds average 7 km/h in October.
Across October, daily wind ranges from about 7 km/h on the calmest days to 8 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) | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 |
| 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 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in October
Daylight runs from about 11 h 42 min at the start of October to 10 h 36 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 5:52 AM to 6:18 AM, and sunset from 5:31 PM to 4:53 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 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.2 | 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 | 10.6 |
| Sunrise (AM) | 5:52 | 5:53 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:05 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:17 | 6:17 | 6:18 |
| Sunset (PM) | 5:31 | 5:29 | 5:28 | 5:27 | 5:25 | 5:24 | 5:22 | 5:21 | 5:20 | 5:18 | 5:17 | 5:15 | 5:14 | 5:13 | 5:12 | 5:10 | 5:09 | 5:08 | 5:07 | 5:05 | 5:04 | 5:03 | 5:02 | 5:01 | 5:00 | 4:59 | 4:57 | 4:56 | 4:55 | 4:54 | 4:53 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 5:52 | 5:31 |
| 2 | 11.6 | 5:53 | 5:29 |
| 3 | 11.6 | 5:53 | 5:28 |
| 4 | 11.5 | 5:54 | 5:27 |
| 5 | 11.5 | 5:55 | 5:25 |
| 6 | 11.5 | 5:56 | 5:24 |
| 7 | 11.4 | 5:57 | 5:22 |
| 8 | 11.4 | 5:58 | 5:21 |
| 9 | 11.4 | 5:58 | 5:20 |
| 10 | 11.3 | 5:59 | 5:18 |
| 11 | 11.3 | 6:00 | 5:17 |
| 12 | 11.2 | 6:01 | 5:15 |
| 13 | 11.2 | 6:02 | 5:14 |
| 14 | 11.2 | 6:03 | 5:13 |
| 15 | 11.1 | 6:04 | 5:12 |
| 16 | 11.1 | 6:05 | 5:10 |
| 17 | 11.1 | 6:05 | 5:09 |
| 18 | 11.0 | 6:06 | 5:08 |
| 19 | 11.0 | 6:07 | 5:07 |
| 20 | 11.0 | 6:08 | 5:05 |
| 21 | 10.9 | 6:09 | 5:04 |
| 22 | 10.9 | 6:10 | 5:03 |
| 23 | 10.8 | 6:11 | 5:02 |
| 24 | 10.8 | 6:12 | 5:01 |
| 25 | 10.8 | 6:13 | 5:00 |
| 26 | 10.7 | 6:14 | 4:59 |
| 27 | 10.7 | 6:15 | 4:57 |
| 28 | 10.7 | 6:16 | 4:56 |
| 29 | 10.6 | 6:17 | 4:55 |
| 30 | 10.6 | 6:17 | 4:54 |
| 31 | 10.6 | 6:18 | 4:53 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 3.45 kWh/m².
For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 5.46 kWh/m² in May across the year — October's 3.45 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) | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.2 |
| 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 | 3.7 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.6 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.6 | Moderate |
| 6 | 3.6 | Moderate |
| 7 | 3.6 | Moderate |
| 8 | 3.6 | Moderate |
| 9 | 3.5 | Moderate |
| 10 | 3.5 | Moderate |
| 11 | 3.5 | Moderate |
| 12 | 3.5 | Moderate |
| 13 | 3.5 | Moderate |
| 14 | 3.5 | Moderate |
| 15 | 3.5 | Moderate |
| 16 | 3.5 | Moderate |
| 17 | 3.5 | Moderate |
| 18 | 3.4 | Moderate |
| 19 | 3.4 | Moderate |
| 20 | 3.4 | Moderate |
| 21 | 3.4 | Moderate |
| 22 | 3.4 | Moderate |
| 23 | 3.4 | Moderate |
| 24 | 3.3 | Moderate |
| 25 | 3.3 | Moderate |
| 26 | 3.3 | Moderate |
| 27 | 3.3 | Moderate |
| 28 | 3.2 | Moderate |
| 29 | 3.2 | Moderate |
| 30 | 3.2 | Moderate |
| 31 | 3.2 | Moderate |
Hazard calendar for Nagoya
In October, Nagoya sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Nagoya sits in the Pacific typhoon belt; the season peaks July–October.
Is October a good time to visit Nagoya?
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 Nagoya for sightseeing.
What to pack for Nagoya in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Nagoya sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and rain gear. About 10 days see rain.
Sea temperature near Nagoya 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 34 km away) is warmest in August at about 27°C and coldest in February near 13°C.
It's comfortable for a long swim from May 31 to Nov 9 — about 5.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 13 | 14 | 15 | 18 | 22 | 25 | 27 | 26 | 22 | 19 | 17 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 13 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Cool |
| May | 18 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 27 | Warm |
| Sep | 26 | Warm |
| Oct | 22 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Nagoya 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 Nagoya peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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) | 3 | 4 | 5 | 7 | 8 | 9 | 10 | 9 | 9 | 6 | 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 | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Nagoya 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 Nagoya is worst in April — around 20 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 12 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Nagoya's WHO annual average of 15 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 15 | 19 | 20 | 19 | 17 | 13 | 13 | 13 | 13 | 14 | 12 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 15 | Moderate |
| Mar | 19 | Moderate |
| Apr | 20 | Moderate |
| May | 19 | Moderate |
| Jun | 17 | Moderate |
| Jul | 13 | Moderate |
| Aug | 13 | Moderate |
| Sep | 13 | Moderate |
| Oct | 13 | Moderate |
| Nov | 14 | Moderate |
| Dec | 12 | Good |
Where is Nagoya?
Nagoya sits at 35.2°N, 136.9°E, 23 m above sea level, in Japan. The nearest listed city is Toyoyama, 8.0 km away.
Topography around Nagoya
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nagoya.
Within 3 km, the terrain around Nagoya has only modest variations in elevation — a maximum elevation change of 36 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,181 m.
The land around Nagoya is covered by artificial surfaces (95%) within 3 km, artificial surfaces (72%) within 16 km, and trees (59%) 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 Nagoya (35.1815°, 136.9064°, elevation 23 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).