Average annual temperature is 17.3 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -3.7 °C
Number of sunny days: 143 days
Number of rainy days: 218 days
Number of snow days: 4 days
Look at detailed online map of Tsunoshima
* Weather data for Tsunoshima 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) | 16.6 | 15.0 | 21.5 | 22.1 | 27.0 | 27.8 | 33.5 | 35.4 | 31.4 | 25.0 | 25.9 | 21.4 |
| Average daytime temperature (°C) | 9.1 | 10.3 | 15.1 | 17.3 | 21.3 | 24.5 | 29.5 | 31.6 | 28.2 | 21.6 | 17.0 | 12.1 |
| Average temperature (°C) | 7.1 | 8.1 | 12.1 | 14.8 | 18.3 | 22.2 | 26.7 | 28.4 | 25.6 | 19.4 | 14.6 | 9.8 |
| Average night temperature (°C) | 5.2 | 5.8 | 9.5 | 12.5 | 16.1 | 20.3 | 24.5 | 26.0 | 23.7 | 17.2 | 12.1 | 7.6 |
| Absolute minimum temperature (°C) | -3.7 | 2.8 | 3.0 | 9.4 | 11.4 | 16.0 | 21.5 | 23.9 | 21.3 | 12.8 | 5.5 | 0.2 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 14.0 | 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) | 6.7 | 6.2 | 8.1 | 8.1 | 8.6 | 7.9 | 9.6 | 10.6 | 9.0 | 8.6 | 7.6 | 6.0 |
| Precipitation (mm) | 84 | 111 | 92 | 225 | 201 | 290 | 242 | 129 | 126 | 28 | 57 | 74 |
| Sunny days | 15 | 13 | 15 | 15 | 12 | 10 | 6 | 6 | 3 | 18 | 14 | 16 |
| Rainy days | 14 | 15 | 16 | 15 | 19 | 20 | 25 | 25 | 27 | 13 | 16 | 13 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Tsunoshima during the most sunny months:
The largest precipitation sum in Tsunoshima is at