Average annual temperature is 6.9 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -12.9 °C
Number of sunny days: 91 days
Number of rainy days: 195 days
Number of snow days: 79 days
Look at detailed online map of Arutoru
* Weather data for Arutoru 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) | 5.1 | 3.8 | 6.7 | 11.6 | 23.6 | 23.0 | 28.2 | 31.1 | 26.5 | 19.9 | 17.4 | 8.7 |
| Average daytime temperature (°C) | -3.5 | -4.1 | 2.7 | 5.9 | 12.1 | 15.8 | 21.1 | 23.6 | 21.3 | 14.3 | 8.5 | 1.1 |
| Average temperature (°C) | -5.8 | -6.0 | 0.2 | 3.3 | 7.8 | 12.1 | 17.1 | 19.4 | 17.8 | 11.3 | 6.0 | -1.1 |
| Average night temperature (°C) | -8.5 | -8.1 | -2.0 | 1.0 | 4.9 | 9.6 | 14.3 | 16.6 | 14.9 | 8.7 | 3.5 | -2.9 |
| Absolute minimum temperature (°C) | -12.9 | -12.4 | -7.0 | -5.2 | 0.4 | 4.3 | 10.3 | 9.5 | 8.7 | 2.9 | -3.2 | -7.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.6 | 4.8 | 6.5 | 6.9 | 9.0 | 8.0 | 8.8 | 7.8 | 8.0 | 7.1 | 4.9 | 4.7 |
| Precipitation (mm) | 80 | 65 | 163 | 182 | 68 | 75 | 163 | 178 | 140 | 176 | 177 | 107 |
| Sunny days | 1 | 1 | 11 | 7 | 12 | 14 | 9 | 13 | 9 | 10 | 2 | 2 |
| Rainy days | 9 | 3 | 12 | 20 | 19 | 16 | 22 | 18 | 21 | 21 | 24 | 10 |
| Snow days | 21 | 24 | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 19 |
The best time to visit Arutoru during the most sunny months:
Months with the longest average daylight duration in Arutoru:
The largest precipitation sum in Arutoru is at