Average annual temperature is 11.4 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -11.6 °C
Number of sunny days: 77 days
Number of rainy days: 243 days
Number of snow days: 45 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 | 8.6 | 18.5 | 22.9 | 27.9 | 27.4 | 32.0 | 33.9 | 32.2 | 22.1 | 21.6 | 12.7 |
| Average daytime temperature (°C) | 0.8 | 1.7 | 9.9 | 14.6 | 18.3 | 22.8 | 27.0 | 30.7 | 26.2 | 17.1 | 11.4 | 5.0 |
| Average temperature (°C) | -2.0 | -1.3 | 4.6 | 9.3 | 13.5 | 18.7 | 22.9 | 26.0 | 21.9 | 12.8 | 7.6 | 1.8 |
| Average night temperature (°C) | -4.7 | -4.1 | 0.3 | 5.3 | 9.4 | 15.6 | 19.7 | 22.9 | 19.1 | 9.6 | 4.7 | -1.0 |
| Absolute minimum temperature (°C) | -11.6 | -10.7 | -6.4 | -0.6 | 1.6 | 11.7 | 14.8 | 21.0 | 11.9 | 4.7 | -2.9 | -5.4 |
| 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) | 4.7 | 6.1 | 8.3 | 8.7 | 8.7 | 7.9 | 9.2 | 11.3 | 7.6 | 8.5 | 5.7 | 3.8 |
| Precipitation (mm) | 109 | 95 | 76 | 114 | 162 | 190 | 183 | 69 | 216 | 108 | 197 | 166 |
| Sunny days | 0 | 3 | 16 | 12 | 9 | 4 | 6 | 3 | 6 | 10 | 5 | 3 |
| Rainy days | 12 | 9 | 13 | 18 | 22 | 26 | 25 | 28 | 24 | 21 | 23 | 22 |
| Snow days | 19 | 16 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The best time to visit Ichinono during the most sunny months:
The largest precipitation sum in Ichinono is at