Average annual temperature is 13.5 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -9.1 °C
Number of sunny days: 83 days
Number of rainy days: 256 days
Number of snow days: 26 days
Look at detailed online map of Shonai
* Weather data for Shonai 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) | 11.6 | 12.6 | 22.7 | 22.6 | 27.5 | 27.9 | 31.7 | 36.8 | 34.2 | 23.0 | 24.2 | 16.8 |
| Average daytime temperature (°C) | 3.7 | 3.8 | 12.4 | 15.3 | 19.4 | 24.3 | 28.1 | 33.4 | 27.8 | 19.0 | 13.8 | 7.3 |
| Average temperature (°C) | 1.1 | 1.3 | 7.0 | 10.7 | 14.7 | 20.5 | 24.3 | 28.7 | 23.6 | 14.5 | 10.1 | 4.2 |
| Average night temperature (°C) | -1.2 | -1.4 | 2.4 | 6.8 | 10.5 | 17.3 | 20.8 | 24.6 | 20.5 | 11.1 | 7.1 | 1.4 |
| Absolute minimum temperature (°C) | -9.1 | -6.2 | -3.4 | -0.5 | 2.7 | 12.5 | 15.3 | 20.9 | 12.0 | 6.0 | 1.8 | -5.5 |
| 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) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.2 | 5.3 | 8.1 | 8.0 | 8.6 | 8.3 | 9.1 | 11.9 | 7.8 | 7.9 | 5.4 | 3.6 |
| Precipitation (mm) | 175 | 130 | 125 | 141 | 169 | 198 | 340 | 50 | 257 | 220 | 275 | 265 |
| Sunny days | 0 | 3 | 14 | 11 | 10 | 6 | 8 | 10 | 4 | 8 | 6 | 3 |
| Rainy days | 20 | 13 | 17 | 19 | 21 | 24 | 23 | 21 | 26 | 23 | 24 | 25 |
| Snow days | 11 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Shonai during the most sunny months:
The largest precipitation sum in Shonai is at