Average annual temperature is 7.8 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 88 days
Number of rainy days: 190 days
Number of snow days: 87 days
Look at detailed online map of Ashikawa
* Weather data for Ashikawa 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) | 5.7 | 4.9 | 12.3 | 13.4 | 20.9 | 26.4 | 26.4 | 30.3 | 26.9 | 20.6 | 15.4 | 11.4 |
| Average daytime temperature (°C) | -4.6 | -3.1 | 5.3 | 8.8 | 14.3 | 19.7 | 22.7 | 25.0 | 22.3 | 15.2 | 6.9 | -0.7 |
| Average temperature (°C) | -7.4 | -5.8 | 1.9 | 5.6 | 10.4 | 15.9 | 19.6 | 21.6 | 18.6 | 11.8 | 4.0 | -3.2 |
| Average night temperature (°C) | -10.1 | -8.6 | -1.0 | 3.0 | 7.2 | 12.8 | 17.2 | 19.6 | 15.6 | 9.1 | 1.5 | -6.0 |
| Absolute minimum temperature (°C) | -15.5 | -13.2 | -9.9 | -4.0 | 0.7 | 6.0 | 11.9 | 15.1 | 10.8 | 1.7 | -6.4 | -12.7 |
| 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 | 14.1 | 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) | 5.8 | 6.8 | 7.8 | 8.1 | 10.2 | 9.0 | 8.7 | 8.3 | 8.4 | 7.4 | 4.3 | 3.5 |
| Precipitation (mm) | 71 | 43 | 68 | 137 | 48 | 116 | 135 | 239 | 162 | 107 | 189 | 114 |
| Sunny days | 3 | 3 | 10 | 5 | 14 | 10 | 7 | 8 | 12 | 10 | 4 | 2 |
| Rainy days | 3 | 2 | 14 | 24 | 17 | 20 | 24 | 23 | 18 | 21 | 18 | 6 |
| Snow days | 25 | 23 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 23 |
The best time to visit Ashikawa during the most sunny months:
Months with the longest average daylight duration in Ashikawa:
The largest precipitation sum in Ashikawa is at