Average annual temperature is 14.4 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -8.6 °C
Number of sunny days: 145 days
Number of rainy days: 210 days
Number of snow days: 10 days
Look at detailed online map of Tominaga
* Weather data for Tominaga 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) | 12.5 | 14.9 | 20.3 | 25.1 | 27.6 | 30.4 | 34.0 | 33.5 | 31.9 | 23.9 | 23.9 | 17.9 |
| Average daytime temperature (°C) | 6.8 | 8.1 | 14.7 | 17.9 | 21.5 | 24.6 | 30.5 | 30.1 | 28.6 | 20.0 | 15.3 | 10.4 |
| Average temperature (°C) | 2.6 | 3.7 | 9.2 | 12.5 | 16.6 | 20.5 | 25.6 | 25.9 | 24.1 | 15.3 | 10.8 | 5.6 |
| Average night temperature (°C) | -0.7 | 0.2 | 4.6 | 7.8 | 12.5 | 17.2 | 21.7 | 23.0 | 20.7 | 11.4 | 7.2 | 1.9 |
| Absolute minimum temperature (°C) | -8.6 | -3.5 | -1.0 | 2.9 | 6.9 | 11.5 | 18.7 | 21.9 | 17.1 | 6.8 | 0.2 | -3.6 |
| 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) | 6.9 | 6.5 | 8.3 | 7.9 | 8.9 | 6.5 | 10.4 | 9.5 | 9.5 | 8.6 | 7.5 | 7.1 |
| Precipitation (mm) | 42 | 53 | 97 | 147 | 250 | 350 | 65 | 362 | 62 | 75 | 85 | 40 |
| Sunny days | 9 | 11 | 15 | 15 | 16 | 9 | 8 | 3 | 7 | 16 | 16 | 20 |
| Rainy days | 17 | 13 | 15 | 15 | 15 | 21 | 23 | 28 | 23 | 15 | 14 | 11 |
| Snow days | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Tominaga during the most sunny months:
The largest precipitation sum in Tominaga is at