Average annual temperature is 12.6 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -8.3 °C
Number of sunny days: 69 days
Number of rainy days: 272 days
Number of snow days: 24 days
Look at detailed online map of Arasawa
* Weather data for Arasawa Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 11.3 | 10.2 | 20.5 | 24.6 | 29.3 | 27.9 | 33.2 | 36.1 | 34.4 | 23.2 | 24.3 | 15.7 |
| Average daytime temperature (°C) | 2.6 | 3.3 | 11.6 | 15.9 | 19.6 | 24.0 | 28.7 | 33.5 | 27.9 | 18.3 | 13.4 | 6.6 |
| Average temperature (°C) | -0.1 | 0.4 | 5.6 | 10.1 | 14.3 | 19.7 | 23.8 | 27.9 | 22.9 | 13.4 | 9.2 | 3.2 |
| Average night temperature (°C) | -2.6 | -2.1 | 0.4 | 5.3 | 9.3 | 16.0 | 19.7 | 23.2 | 19.4 | 9.6 | 5.9 | 0.2 |
| Absolute minimum temperature (°C) | -8.3 | -6.2 | -6.1 | -1.6 | 0.9 | 11.2 | 13.9 | 20.0 | 11.4 | 5.8 | 0.9 | -5.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.7 | 4.3 | 7.9 | 7.9 | 8.3 | 8.2 | 9.3 | 11.9 | 7.9 | 7.9 | 5.4 | 3.4 |
| Precipitation (mm) | 187 | 172 | 138 | 143 | 211 | 239 | 286 | 50 | 244 | 237 | 278 | 282 |
| Sunny days | 0 | 1 | 14 | 10 | 11 | 4 | 6 | 6 | 6 | 3 | 6 | 2 |
| Rainy days | 20 | 17 | 17 | 20 | 20 | 26 | 25 | 25 | 24 | 28 | 24 | 26 |
| Snow days | 11 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Arasawa during the most sunny months:
The largest precipitation sum in Arasawa is at