Average annual temperature is 16.2 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 157 days
Number of rainy days: 205 days
Number of snow days: 3 days
Look at detailed online map of Tōin-chō
* Weather data for Tōin-chō 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) | 15.5 | 14.3 | 20.0 | 25.2 | 27.3 | 29.6 | 34.9 | 35.3 | 32.0 | 26.1 | 24.2 | 19.2 |
| Average daytime temperature (°C) | 8.9 | 10.0 | 15.6 | 18.5 | 22.2 | 25.4 | 31.0 | 30.8 | 29.2 | 22.0 | 17.1 | 12.4 |
| Average temperature (°C) | 4.5 | 5.7 | 10.9 | 14.2 | 18.3 | 22.4 | 27.2 | 27.6 | 25.8 | 17.2 | 12.6 | 7.6 |
| Average night temperature (°C) | 0.9 | 2.2 | 6.7 | 10.4 | 14.7 | 19.4 | 23.7 | 25.0 | 22.8 | 13.4 | 9.0 | 3.9 |
| Absolute minimum temperature (°C) | -9.7 | -1.6 | 0.2 | 5.2 | 8.9 | 12.6 | 20.4 | 23.0 | 19.5 | 9.1 | 2.6 | -2.7 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 7.2 | 8.3 | 8.1 | 9.0 | 6.6 | 10.3 | 10.0 | 9.5 | 8.5 | 7.7 | 7.1 |
| Precipitation (mm) | 37 | 62 | 110 | 197 | 245 | 406 | 120 | 404 | 157 | 91 | 86 | 79 |
| Sunny days | 15 | 16 | 17 | 16 | 17 | 7 | 7 | 4 | 7 | 17 | 16 | 18 |
| Rainy days | 14 | 12 | 14 | 14 | 14 | 23 | 24 | 27 | 23 | 14 | 14 | 12 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Tōin-chō is at