Average annual temperature is 12.4 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -9.6 °C
Number of sunny days: 115 days
Number of rainy days: 230 days
Number of snow days: 20 days
Look at detailed online map of Adachi-gun
* Weather data for Adachi-gun 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) | 12.4 | 12.1 | 18.9 | 23.8 | 28.0 | 27.5 | 33.5 | 33.7 | 32.6 | 23.8 | 22.4 | 15.0 |
| Average daytime temperature (°C) | 3.6 | 5.0 | 12.4 | 15.9 | 19.5 | 23.4 | 28.6 | 30.9 | 26.6 | 18.1 | 12.9 | 7.7 |
| Average temperature (°C) | -0.2 | 0.9 | 6.5 | 10.4 | 14.1 | 19.2 | 24.0 | 25.9 | 22.4 | 13.2 | 8.3 | 3.5 |
| Average night temperature (°C) | -3.3 | -2.2 | 1.6 | 5.7 | 8.9 | 15.7 | 20.2 | 22.1 | 19.3 | 9.2 | 4.8 | 0.3 |
| Absolute minimum temperature (°C) | -9.6 | -6.6 | -5.4 | -1.6 | 0.2 | 10.4 | 15.6 | 20.4 | 10.7 | 5.0 | -2.1 | -5.1 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 6.4 | 7.4 | 7.9 | 8.7 | 8.8 | 7.4 | 9.8 | 11.1 | 7.7 | 8.7 | 6.7 | 6.1 |
| Precipitation (mm) | 49 | 62 | 114 | 84 | 143 | 250 | 126 | 102 | 192 | 81 | 146 | 55 |
| Sunny days | 10 | 14 | 11 | 17 | 13 | 3 | 5 | 3 | 5 | 11 | 11 | 12 |
| Rainy days | 9 | 10 | 19 | 13 | 18 | 27 | 26 | 28 | 25 | 20 | 19 | 16 |
| Snow days | 12 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Adachi-gun during the most sunny months:
The largest precipitation sum in Adachi-gun is at