Average annual temperature is 13.7 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 78 days
Number of rainy days: 265 days
Number of snow days: 22 days
Look at detailed online map of Arakawa
* Weather data for Arakawa 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) | 10.3 | 11.3 | 20.8 | 24.8 | 30.3 | 28.2 | 33.4 | 37.5 | 34.3 | 24.6 | 24.4 | 16.5 |
| Average daytime temperature (°C) | 3.4 | 4.1 | 12.2 | 16.3 | 20.5 | 24.7 | 29.3 | 34.4 | 28.5 | 19.0 | 14.3 | 7.7 |
| Average temperature (°C) | 1.0 | 1.5 | 6.9 | 11.1 | 15.6 | 20.7 | 24.9 | 29.1 | 24.0 | 14.5 | 10.3 | 4.5 |
| Average night temperature (°C) | -1.2 | -0.7 | 2.5 | 6.9 | 11.2 | 17.2 | 21.2 | 24.9 | 20.8 | 11.1 | 7.1 | 1.6 |
| Absolute minimum temperature (°C) | -7.3 | -5.0 | -6.2 | 0.6 | 3.4 | 12.8 | 15.7 | 21.4 | 14.5 | 6.0 | 1.5 | -6.0 |
| 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 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 3.9 | 4.4 | 7.7 | 7.7 | 8.2 | 8.0 | 9.6 | 11.9 | 7.8 | 7.7 | 5.3 | 3.5 |
| Precipitation (mm) | 241 | 210 | 156 | 142 | 167 | 252 | 226 | 36 | 211 | 209 | 322 | 324 |
| Sunny days | 1 | 3 | 13 | 11 | 10 | 4 | 7 | 7 | 6 | 7 | 6 | 3 |
| Rainy days | 20 | 17 | 18 | 19 | 21 | 26 | 24 | 24 | 24 | 24 | 24 | 24 |
| Snow days | 10 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Arakawa during the most sunny months:
The largest precipitation sum in Arakawa is at