Average annual temperature is 12.7 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -9.5 °C
Number of sunny days: 85 days
Number of rainy days: 253 days
Number of snow days: 27 days
Look at detailed online map of Ichinono
* Weather data for Ichinono 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) | 8.2 | 9.4 | 20.4 | 23.7 | 30.2 | 28.6 | 32.6 | 36.4 | 33.6 | 23.2 | 22.7 | 14.4 |
| Average daytime temperature (°C) | 2.3 | 3.3 | 11.3 | 16.3 | 19.7 | 24.2 | 28.4 | 32.7 | 28.1 | 18.6 | 13.1 | 7.0 |
| Average temperature (°C) | -0.2 | 0.5 | 5.5 | 10.5 | 14.3 | 19.8 | 24.1 | 27.5 | 23.2 | 13.8 | 8.9 | 3.5 |
| Average night temperature (°C) | -2.7 | -2.3 | 0.4 | 5.4 | 9.4 | 16.1 | 20.5 | 23.5 | 19.6 | 10.0 | 5.6 | 0.5 |
| Absolute minimum temperature (°C) | -9.5 | -6.5 | -5.0 | -1.7 | 1.0 | 10.8 | 16.5 | 21.5 | 11.0 | 5.5 | -3.8 | -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 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 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) | 3.9 | 5.0 | 8.1 | 8.8 | 8.3 | 7.7 | 9.2 | 11.4 | 7.7 | 8.3 | 5.3 | 3.5 |
| Precipitation (mm) | 133 | 133 | 65 | 101 | 169 | 182 | 157 | 33 | 178 | 115 | 234 | 181 |
| Sunny days | 1 | 3 | 17 | 15 | 10 | 4 | 2 | 8 | 6 | 9 | 6 | 4 |
| Rainy days | 16 | 14 | 14 | 15 | 21 | 26 | 29 | 23 | 24 | 22 | 24 | 25 |
| Snow days | 14 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Ichinono during the most sunny months:
The largest precipitation sum in Ichinono is at