Average annual temperature is 13.4 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 70 days
Number of rainy days: 270 days
Number of snow days: 25 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) | 13.4 | 9.4 | 21.6 | 21.1 | 27.3 | 27.3 | 31.4 | 35.9 | 33.4 | 22.0 | 25.7 | 15.0 |
| Average daytime temperature (°C) | 3.3 | 3.3 | 11.4 | 14.6 | 18.6 | 23.2 | 27.5 | 32.5 | 27.1 | 18.1 | 13.6 | 7.2 |
| Average temperature (°C) | 1.0 | 1.3 | 6.9 | 10.4 | 14.6 | 19.9 | 24.0 | 28.3 | 23.4 | 14.8 | 10.5 | 4.7 |
| Average night temperature (°C) | -0.9 | -0.5 | 2.9 | 6.9 | 11.0 | 17.2 | 21.1 | 24.7 | 20.7 | 12.0 | 8.0 | 2.2 |
| Absolute minimum temperature (°C) | -8.1 | -4.0 | -1.2 | 0.1 | 3.1 | 12.5 | 15.5 | 21.3 | 14.1 | 7.5 | 1.8 | -3.0 |
| 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) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.0 | 4.8 | 8.0 | 7.8 | 8.7 | 8.5 | 9.3 | 11.8 | 7.8 | 7.6 | 5.5 | 3.6 |
| Precipitation (mm) | 200 | 134 | 135 | 153 | 195 | 210 | 315 | 51 | 227 | 254 | 322 | 305 |
| Sunny days | 0 | 3 | 14 | 10 | 9 | 3 | 9 | 7 | 2 | 4 | 7 | 2 |
| Rainy days | 19 | 16 | 17 | 20 | 22 | 27 | 22 | 24 | 28 | 27 | 23 | 25 |
| Snow days | 12 | 9 | 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