Average annual temperature is 15.4 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 140 days
Number of rainy days: 218 days
Number of snow days: 7 days
Look at detailed online map of Ishibashi
* Weather data for Ishibashi 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) | 12.6 | 16.1 | 22.7 | 27.4 | 31.9 | 30.5 | 38.2 | 36.7 | 34.3 | 26.3 | 24.6 | 18.8 |
| Average daytime temperature (°C) | 8.1 | 10.1 | 16.7 | 20.2 | 23.0 | 26.2 | 32.2 | 33.0 | 29.5 | 21.6 | 17.0 | 12.0 |
| Average temperature (°C) | 2.7 | 4.3 | 10.8 | 14.1 | 17.3 | 21.8 | 26.9 | 27.7 | 25.1 | 16.3 | 11.4 | 6.1 |
| Average night temperature (°C) | -1.5 | -0.4 | 5.8 | 8.6 | 12.4 | 18.2 | 22.7 | 24.1 | 21.9 | 11.6 | 7.3 | 1.8 |
| Absolute minimum temperature (°C) | -5.2 | -4.7 | -1.5 | 2.1 | 5.2 | 11.9 | 19.8 | 22.7 | 16.1 | 7.0 | 0.6 | -3.7 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 8.2 | 8.1 | 9.1 | 9.4 | 7.6 | 10.1 | 10.4 | 8.5 | 8.4 | 7.6 | 7.6 |
| Precipitation (mm) | 18 | 36 | 100 | 98 | 199 | 334 | 89 | 189 | 226 | 133 | 79 | 23 |
| Sunny days | 17 | 16 | 16 | 15 | 11 | 4 | 7 | 3 | 2 | 13 | 15 | 21 |
| Rainy days | 10 | 9 | 15 | 15 | 20 | 26 | 24 | 28 | 28 | 18 | 15 | 10 |
| Snow days | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ishibashi is at