Average annual temperature is 16.4 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 138 days
Number of rainy days: 222 days
Number of snow days: 5 days
Look at detailed online map of Shimonoseki
* Weather data for Shimonoseki 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) | 15.6 | 15.0 | 20.4 | 24.4 | 26.2 | 28.1 | 34.2 | 36.4 | 32.4 | 25.9 | 24.8 | 21.7 |
| Average daytime temperature (°C) | 8.5 | 10.2 | 15.1 | 17.7 | 21.6 | 24.9 | 30.1 | 32.2 | 28.9 | 21.7 | 16.7 | 11.4 |
| Average temperature (°C) | 6.0 | 6.9 | 11.1 | 14.1 | 17.8 | 21.8 | 26.4 | 28.0 | 24.9 | 18.0 | 13.2 | 8.3 |
| Average night temperature (°C) | 3.9 | 4.3 | 8.0 | 11.2 | 15.0 | 19.6 | 23.5 | 24.9 | 22.3 | 15.3 | 10.2 | 5.7 |
| Absolute minimum temperature (°C) | -4.6 | 0.5 | 1.4 | 7.7 | 9.3 | 15.5 | 19.5 | 23.0 | 19.1 | 9.5 | 4.8 | -0.5 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.6 | 6.4 | 8.1 | 8.1 | 8.6 | 7.6 | 9.6 | 10.7 | 9.0 | 8.5 | 7.7 | 5.8 |
| Precipitation (mm) | 98 | 112 | 94 | 208 | 225 | 304 | 292 | 131 | 110 | 25 | 68 | 78 |
| Sunny days | 12 | 11 | 17 | 14 | 13 | 8 | 4 | 5 | 8 | 18 | 15 | 13 |
| Rainy days | 17 | 17 | 14 | 16 | 18 | 22 | 27 | 26 | 22 | 13 | 15 | 15 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Shimonoseki during the most sunny months:
The largest precipitation sum in Shimonoseki is at