Average annual temperature is 9.8 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -16.0 °C
Number of sunny days: 141 days
Number of rainy days: 188 days
Number of snow days: 36 days
Look at detailed online map of Horoizumi-gun
* Weather data for Horoizumi-gun 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) | 7.7 | 6.0 | 14.8 | 16.5 | 21.7 | 25.1 | 29.7 | 31.0 | 27.4 | 22.4 | 18.0 | 11.9 |
| Average daytime temperature (°C) | -1.3 | -0.5 | 6.6 | 11.3 | 15.4 | 19.9 | 24.7 | 25.9 | 23.1 | 16.1 | 10.2 | 2.2 |
| Average temperature (°C) | -4.9 | -3.5 | 3.5 | 8.1 | 11.9 | 17.0 | 21.7 | 23.4 | 20.3 | 13.0 | 7.1 | -0.7 |
| Average night temperature (°C) | -8.4 | -7.5 | 0.6 | 5.4 | 9.1 | 14.8 | 19.3 | 21.5 | 17.9 | 10.2 | 4.0 | -3.4 |
| Absolute minimum temperature (°C) | -16.0 | -15.5 | -6.8 | -0.1 | 2.5 | 8.7 | 13.7 | 15.9 | 12.9 | 4.3 | -5.0 | -8.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.1 | 8.1 | 8.8 | 8.5 | 9.7 | 8.5 | 9.9 | 8.8 | 7.4 | 8.5 | 6.7 | 6.5 |
| Precipitation (mm) | 52 | 58 | 120 | 190 | 66 | 85 | 80 | 187 | 237 | 128 | 163 | 65 |
| Sunny days | 17 | 13 | 16 | 10 | 11 | 11 | 15 | 4 | 6 | 13 | 9 | 16 |
| Rainy days | 3 | 5 | 11 | 20 | 20 | 19 | 16 | 27 | 24 | 18 | 18 | 7 |
| Snow days | 11 | 10 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 8 |
The largest precipitation sum in Horoizumi-gun is at