Average annual temperature is 17.2 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -4.7 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of Wataru
* Weather data for Wataru 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) | 20.0 | 18.8 | 23.3 | 27.1 | 29.8 | 31.1 | 34.5 | 35.3 | 34.6 | 28.2 | 27.5 | 21.2 |
| Average daytime temperature (°C) | 10.4 | 13.1 | 18.0 | 21.0 | 24.7 | 27.0 | 30.9 | 33.0 | 30.6 | 23.2 | 18.2 | 12.8 |
| Average temperature (°C) | 5.8 | 8.1 | 12.6 | 15.8 | 19.9 | 23.1 | 26.9 | 28.3 | 25.9 | 17.5 | 13.0 | 8.2 |
| Average night temperature (°C) | 2.1 | 3.8 | 7.6 | 11.1 | 15.3 | 19.7 | 23.8 | 24.8 | 22.2 | 13.0 | 8.7 | 4.3 |
| Absolute minimum temperature (°C) | -4.7 | -2.2 | -2.0 | 3.7 | 5.8 | 12.8 | 22.5 | 22.2 | 19.2 | 7.2 | 1.2 | -3.5 |
| 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) | 10.3 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 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) | 6.1 | 6.7 | 7.9 | 7.6 | 8.7 | 6.1 | 8.1 | 10.3 | 9.2 | 8.9 | 7.8 | 6.0 |
| Precipitation (mm) | 98 | 95 | 157 | 260 | 305 | 494 | 451 | 188 | 103 | 45 | 79 | 110 |
| Sunny days | 15 | 14 | 17 | 15 | 15 | 5 | 3 | 4 | 8 | 19 | 16 | 14 |
| Rainy days | 16 | 14 | 14 | 15 | 16 | 25 | 28 | 27 | 22 | 12 | 14 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Wataru during the most sunny months:
The largest precipitation sum in Wataru is at