Average annual temperature is 11.9 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -11.8 °C
Number of sunny days: 63 days
Number of rainy days: 251 days
Number of snow days: 51 days
Look at detailed online map of Shimonejō
* Weather data for Shimonejō 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) | 11.0 | 8.7 | 20.8 | 19.9 | 23.6 | 27.6 | 30.1 | 35.0 | 31.5 | 22.5 | 22.8 | 12.6 |
| Average daytime temperature (°C) | 0.7 | 1.7 | 10.0 | 13.3 | 17.9 | 22.8 | 25.7 | 31.6 | 26.0 | 17.6 | 11.3 | 3.7 |
| Average temperature (°C) | -1.7 | -0.6 | 5.7 | 9.5 | 13.7 | 19.6 | 23.1 | 27.5 | 22.0 | 13.6 | 8.2 | 1.0 |
| Average night temperature (°C) | -4.2 | -3.0 | 1.8 | 6.5 | 10.0 | 16.7 | 20.6 | 24.6 | 19.1 | 10.6 | 5.3 | -1.7 |
| Absolute minimum temperature (°C) | -10.9 | -8.3 | -7.6 | 1.3 | 1.9 | 10.8 | 15.3 | 22.1 | 11.6 | 6.1 | -2.7 | -11.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 5.6 | 5.9 | 8.3 | 8.7 | 9.4 | 8.1 | 8.7 | 11.8 | 7.8 | 7.8 | 5.3 | 4.3 |
| Precipitation (mm) | 95 | 94 | 107 | 209 | 244 | 226 | 654 | 110 | 244 | 197 | 283 | 156 |
| Sunny days | 1 | 1 | 15 | 6 | 10 | 6 | 2 | 7 | 7 | 4 | 3 | 1 |
| Rainy days | 10 | 11 | 16 | 24 | 21 | 24 | 29 | 24 | 23 | 27 | 24 | 18 |
| Snow days | 20 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 12 |
The best time to visit Shimonejō during the most sunny months:
The largest precipitation sum in Shimonejō is at