Average annual temperature is 16.8 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -6.6 °C
Number of sunny days: 175 days
Number of rainy days: 189 days
Number of snow days: 1 day
Look at detailed online map of Tomoya
* Weather data for Tomoya 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) | 16.7 | 14.8 | 19.3 | 22.4 | 24.8 | 27.0 | 32.8 | 33.8 | 30.4 | 23.8 | 24.6 | 20.7 |
| Average daytime temperature (°C) | 8.0 | 10.2 | 14.8 | 17.0 | 20.4 | 24.2 | 28.8 | 30.3 | 27.4 | 21.2 | 15.5 | 10.8 |
| Average temperature (°C) | 5.8 | 8.1 | 12.2 | 14.6 | 17.9 | 22.1 | 26.1 | 27.7 | 25.3 | 19.1 | 13.1 | 8.6 |
| Average night temperature (°C) | 3.2 | 5.9 | 9.7 | 12.3 | 15.9 | 20.3 | 24.0 | 25.5 | 23.6 | 17.0 | 10.3 | 6.1 |
| Absolute minimum temperature (°C) | -6.6 | 1.5 | 2.0 | 6.7 | 11.4 | 17.9 | 21.4 | 22.2 | 19.4 | 11.8 | 0.9 | -2.8 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 6.8 | 8.9 | 8.4 | 8.1 | 8.6 | 8.6 | 10.4 | 8.5 | 8.8 | 8.1 | 6.8 |
| Precipitation (mm) | 53 | 70 | 61 | 123 | 230 | 210 | 269 | 317 | 126 | 13 | 40 | 81 |
| Sunny days | 23 | 14 | 19 | 16 | 15 | 9 | 5 | 6 | 8 | 21 | 19 | 20 |
| Rainy days | 7 | 14 | 12 | 14 | 16 | 21 | 26 | 25 | 22 | 10 | 11 | 11 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Tomoya during the most sunny months:
The largest precipitation sum in Tomoya is at