Average annual temperature is 15.7 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 137 days
Number of rainy days: 222 days
Number of snow days: 6 days
Look at detailed online map of Ichijima
* Weather data for Ichijima 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) | 15.7 | 15.8 | 24.0 | 25.5 | 29.5 | 31.0 | 36.2 | 36.7 | 33.9 | 27.0 | 26.0 | 19.8 |
| Average daytime temperature (°C) | 8.2 | 8.9 | 15.9 | 18.2 | 22.4 | 26.4 | 31.4 | 33.3 | 30.3 | 21.6 | 16.8 | 11.8 |
| Average temperature (°C) | 3.3 | 4.7 | 10.3 | 13.3 | 17.5 | 21.8 | 26.7 | 28.4 | 25.5 | 16.7 | 12.0 | 7.1 |
| Average night temperature (°C) | -0.5 | 1.3 | 5.9 | 9.3 | 13.5 | 18.2 | 23.3 | 24.9 | 22.1 | 12.9 | 8.2 | 3.3 |
| Absolute minimum temperature (°C) | -9.4 | -3.8 | -0.5 | 3.2 | 7.1 | 12.7 | 19.9 | 23.0 | 17.2 | 7.4 | 1.3 | -3.2 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.3 | 5.8 | 8.3 | 7.4 | 8.9 | 6.9 | 9.1 | 10.3 | 9.1 | 8.8 | 7.2 | 6.6 |
| Precipitation (mm) | 64 | 47 | 104 | 244 | 273 | 237 | 114 | 179 | 108 | 70 | 110 | 40 |
| Sunny days | 8 | 10 | 17 | 13 | 12 | 9 | 12 | 3 | 7 | 15 | 15 | 16 |
| Rainy days | 21 | 14 | 14 | 17 | 19 | 21 | 19 | 28 | 23 | 16 | 15 | 15 |
| Snow days | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ichijima during the most sunny months:
The largest precipitation sum in Ichijima is at