Average annual temperature is 13.4 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 132 days
Number of rainy days: 217 days
Number of snow days: 16 days
Look at detailed online map of Ichinowatari
* Weather data for Ichinowatari 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) | 13.0 | 14.4 | 18.4 | 21.9 | 26.5 | 28.2 | 32.8 | 33.7 | 30.6 | 24.2 | 22.3 | 14.4 |
| Average daytime temperature (°C) | 4.8 | 5.8 | 12.3 | 16.1 | 19.0 | 23.6 | 28.3 | 30.0 | 27.0 | 19.9 | 14.2 | 8.3 |
| Average temperature (°C) | 1.0 | 1.4 | 7.1 | 11.2 | 14.8 | 20.3 | 24.7 | 27.4 | 23.7 | 14.9 | 9.6 | 3.9 |
| Average night temperature (°C) | -1.9 | -2.1 | 2.5 | 6.6 | 10.9 | 17.4 | 21.4 | 25.0 | 21.0 | 10.9 | 5.8 | 0.5 |
| Absolute minimum temperature (°C) | -7.6 | -8.5 | -3.8 | 0.9 | 3.9 | 11.8 | 17.3 | 22.0 | 13.7 | 5.4 | -1.1 | -4.0 |
| 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 | 14.5 | 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) | 6.9 | 7.5 | 8.6 | 9.0 | 8.4 | 8.0 | 9.8 | 11.8 | 7.9 | 8.6 | 7.0 | 6.7 |
| Precipitation (mm) | 21 | 59 | 86 | 69 | 137 | 201 | 127 | 73 | 223 | 62 | 82 | 82 |
| Sunny days | 10 | 15 | 19 | 16 | 13 | 2 | 6 | 10 | 6 | 12 | 11 | 12 |
| Rainy days | 12 | 9 | 12 | 14 | 18 | 28 | 25 | 21 | 24 | 19 | 19 | 16 |
| Snow days | 9 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Ichinowatari during the most sunny months:
The largest precipitation sum in Ichinowatari is at