Average annual temperature is 10.0 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -16.0 °C
Number of sunny days: 113 days
Number of rainy days: 201 days
Number of snow days: 51 days
Look at detailed online map of Horoman
* Weather data for Horoman 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) | 6.8 | 5.8 | 14.3 | 17.3 | 20.9 | 25.6 | 28.3 | 31.3 | 27.7 | 21.8 | 18.0 | 11.9 |
| Average daytime temperature (°C) | -1.3 | -0.3 | 7.0 | 11.2 | 15.7 | 20.3 | 25.0 | 26.6 | 23.7 | 16.1 | 10.1 | 2.3 |
| Average temperature (°C) | -5.1 | -3.3 | 3.7 | 8.0 | 12.1 | 17.5 | 21.8 | 24.1 | 20.6 | 12.8 | 7.0 | -0.7 |
| Average night temperature (°C) | -8.9 | -7.3 | 0.4 | 5.1 | 9.1 | 14.9 | 19.4 | 22.0 | 18.0 | 9.8 | 3.9 | -3.6 |
| Absolute minimum temperature (°C) | -15.9 | -16.0 | -7.7 | -0.6 | 3.4 | 9.3 | 13.3 | 16.6 | 12.7 | 4.0 | -5.2 | -9.1 |
| 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) | 7.0 | 8.1 | 8.7 | 8.1 | 9.7 | 8.2 | 9.9 | 9.0 | 7.3 | 8.4 | 6.5 | 6.3 |
| Precipitation (mm) | 52 | 53 | 123 | 213 | 68 | 90 | 95 | 225 | 206 | 131 | 182 | 64 |
| Sunny days | 14 | 9 | 17 | 8 | 12 | 8 | 13 | 0 | 5 | 10 | 6 | 11 |
| Rainy days | 3 | 4 | 11 | 22 | 19 | 22 | 18 | 31 | 25 | 21 | 19 | 6 |
| Snow days | 14 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 14 |
The largest precipitation sum in Horoman is at