Average annual temperature is 13.6 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 78 days
Number of rainy days: 259 days
Number of snow days: 28 days
Look at detailed online map of Ichijō
* Weather data for Ichijō 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) | 12.1 | 9.5 | 21.7 | 21.6 | 26.1 | 27.4 | 31.2 | 36.4 | 34.0 | 22.6 | 23.3 | 15.6 |
| Average daytime temperature (°C) | 3.2 | 3.2 | 11.4 | 14.7 | 19.1 | 23.6 | 27.4 | 33.0 | 27.6 | 18.5 | 13.3 | 6.8 |
| Average temperature (°C) | 1.0 | 1.2 | 7.1 | 10.8 | 15.0 | 20.3 | 24.3 | 28.9 | 23.8 | 14.9 | 10.3 | 4.3 |
| Average night temperature (°C) | -0.9 | -0.9 | 3.6 | 7.7 | 11.5 | 17.7 | 21.7 | 25.8 | 21.2 | 12.1 | 7.7 | 1.8 |
| Absolute minimum temperature (°C) | -8.1 | -6.2 | -1.7 | 1.3 | 3.9 | 12.4 | 17.0 | 22.7 | 13.4 | 7.3 | 0.9 | -4.6 |
| 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 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.2 | 5.3 | 8.2 | 8.0 | 8.8 | 8.1 | 8.9 | 11.9 | 7.7 | 7.7 | 5.2 | 3.7 |
| Precipitation (mm) | 216 | 148 | 135 | 175 | 213 | 274 | 458 | 107 | 269 | 261 | 388 | 271 |
| Sunny days | 1 | 3 | 13 | 11 | 11 | 2 | 9 | 9 | 5 | 6 | 6 | 2 |
| Rainy days | 20 | 14 | 18 | 19 | 20 | 28 | 22 | 22 | 25 | 25 | 24 | 22 |
| Snow days | 10 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
The best time to visit Ichijō during the most sunny months:
The largest precipitation sum in Ichijō is at