Average annual temperature is 12.5 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -10.6 °C
Number of sunny days: 123 days
Number of rainy days: 220 days
Number of snow days: 22 days
Look at detailed online map of Sōma-gun
* Weather data for Sōma-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) | 14.2 | 13.6 | 18.0 | 23.9 | 30.2 | 28.7 | 32.4 | 33.5 | 33.4 | 23.9 | 23.4 | 16.2 |
| Average daytime temperature (°C) | 2.8 | 4.2 | 11.7 | 16.0 | 19.0 | 23.1 | 28.3 | 30.1 | 26.0 | 18.0 | 13.1 | 7.5 |
| Average temperature (°C) | -0.8 | 0.0 | 7.0 | 10.8 | 14.4 | 19.3 | 24.4 | 25.8 | 22.3 | 13.8 | 9.0 | 3.3 |
| Average night temperature (°C) | -3.7 | -3.2 | 3.4 | 7.0 | 10.8 | 16.4 | 21.3 | 22.9 | 19.8 | 10.8 | 5.8 | 0.4 |
| Absolute minimum temperature (°C) | -10.6 | -7.8 | -3.2 | 0.6 | 3.8 | 11.2 | 17.1 | 21.7 | 14.1 | 5.8 | -1.5 | -6.2 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 6.7 | 7.7 | 8.2 | 8.5 | 8.4 | 7.3 | 9.7 | 11.7 | 7.5 | 8.6 | 7.2 | 7.6 |
| Precipitation (mm) | 30 | 54 | 89 | 75 | 186 | 301 | 117 | 125 | 325 | 103 | 95 | 49 |
| Sunny days | 11 | 13 | 15 | 17 | 12 | 4 | 4 | 4 | 3 | 11 | 13 | 16 |
| Rainy days | 10 | 7 | 16 | 13 | 19 | 26 | 27 | 27 | 27 | 20 | 17 | 11 |
| Snow days | 10 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Sōma-gun during the most sunny months:
The largest precipitation sum in Sōma-gun is at