Average annual temperature is 15.7 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -5.9 °C
Number of sunny days: 146
Number of rainy days: 213
Number of snow days: 6
Average annual precipitation: 1522 mm
Look at detailed online map of Rittō
* Weather data for Rittō Japan is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.8 | 15.4 | 22 | 24.8 | 29.9 | 30.2 | 34.4 | 34.1 | 33.3 | 24.9 | 24.8 | 18.8 |
| Average daytime temperature (°C) | 7.8 | 8.9 | 15.4 | 18.5 | 22.3 | 25.5 | 31 | 31.8 | 30 | 21.2 | 16.5 | 11.5 |
| Average temperature (°C) | 3.7 | 4.8 | 10.1 | 13.5 | 17.7 | 21.8 | 26.9 | 27.9 | 25.7 | 16.8 | 12 | 7 |
| Average night temperature (°C) | 0.5 | 1.6 | 5.7 | 9.1 | 13.6 | 18.7 | 23.2 | 24.8 | 22.2 | 13.1 | 8.4 | 3.5 |
| Absolute minimum temperature (°C) | -5.9 | -2.1 | 1.2 | 4.1 | 7.1 | 12.7 | 20.1 | 22.8 | 18.1 | 9 | 2.8 | -2.2 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.5 | 11.4 | 12.5 | 13.6 | 14.3 | 14.5 | 14.5 | 13.9 | 12.9 | 11.8 | 10.8 | 10 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12 | 13.1 | 14 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.9 | 10.5 | 11.4 | 12.6 | 13.6 | 14.4 | 13.9 | 13 | 11.9 | 10.8 | 10 | 9.8 |
| Sunshine mean duration (h) | 6.9 | 6.3 | 8.8 | 8.1 | 9.7 | 7.3 | 10.1 | 10 | 9.9 | 9.1 | 7.4 | 7.1 |
| Precipitation (mm) | 51 | 56 | 137 | 167 | 212 | 313 | 111 | 189 | 86 | 63 | 89 | 50 |
| Sunny days | 8 | 9 | 16 | 15 | 15 | 7 | 14 | 7 | 9 | 14 | 17 | 15 |
| Rainy days | 19 | 17 | 15 | 15 | 16 | 23 | 17 | 24 | 21 | 17 | 13 | 16 |
| Snow days | 4 | 2 |
The largest precipitation sum in Rittō is at