Average annual temperature is 13.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 72 days
Number of rainy days: 266 days
Number of snow days: 27 days
Look at detailed online map of Ishiwaki
* Weather data for Ishiwaki 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) | 13.5 | 11.2 | 22.2 | 21.6 | 26.1 | 28.6 | 30.9 | 35.5 | 33.0 | 23.2 | 23.8 | 15.6 |
| Average daytime temperature (°C) | 3.1 | 3.4 | 11.8 | 15.0 | 19.2 | 23.9 | 27.1 | 33.0 | 27.4 | 18.9 | 13.4 | 6.6 |
| Average temperature (°C) | 0.6 | 1.1 | 6.8 | 10.5 | 14.4 | 20.1 | 24.1 | 28.5 | 23.5 | 15.1 | 10.3 | 4.1 |
| Average night temperature (°C) | -1.9 | -1.2 | 2.5 | 6.6 | 10.0 | 16.9 | 21.3 | 25.0 | 20.7 | 12.2 | 7.5 | 1.5 |
| Absolute minimum temperature (°C) | -8.2 | -6.0 | -4.1 | 0.5 | 3.4 | 11.6 | 17.3 | 21.9 | 13.1 | 7.4 | 0.4 | -4.5 |
| 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 | 14.9 | 14.6 | 13.7 | 12.5 | 11.2 | 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) | 4.7 | 5.6 | 8.5 | 8.5 | 9.0 | 8.2 | 9.2 | 12.0 | 7.7 | 7.8 | 5.4 | 3.6 |
| Precipitation (mm) | 151 | 107 | 111 | 144 | 175 | 221 | 308 | 68 | 226 | 282 | 273 | 206 |
| Sunny days | 0 | 2 | 16 | 9 | 9 | 5 | 5 | 10 | 4 | 4 | 5 | 3 |
| Rainy days | 20 | 13 | 15 | 21 | 22 | 25 | 26 | 21 | 26 | 27 | 25 | 25 |
| Snow days | 11 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Ishiwaki during the most sunny months:
The largest precipitation sum in Ishiwaki is at