Average annual temperature is 16.4 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 155 days
Number of rainy days: 209 days
Number of snow days: 1 day
Look at detailed online map of Tono-yama
* Weather data for Tono-yama 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) | 16.8 | 15.9 | 21.5 | 21.8 | 24.1 | 28.3 | 30.8 | 33.5 | 31.1 | 26.8 | 23.6 | 19.5 |
| Average daytime temperature (°C) | 9.4 | 10.5 | 16.1 | 18.3 | 21.5 | 24.7 | 28.8 | 29.5 | 28.3 | 21.9 | 17.1 | 12.5 |
| Average temperature (°C) | 6.1 | 6.6 | 12.0 | 14.7 | 18.1 | 21.8 | 25.6 | 26.2 | 24.8 | 17.6 | 13.2 | 8.9 |
| Average night temperature (°C) | 3.1 | 3.1 | 8.6 | 11.4 | 15.4 | 19.3 | 23.0 | 24.0 | 22.1 | 14.2 | 9.8 | 5.6 |
| Absolute minimum temperature (°C) | -3.5 | -1.4 | 1.3 | 7.3 | 10.7 | 14.9 | 20.0 | 22.8 | 19.5 | 9.7 | 3.3 | 1.0 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| 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) | 7.7 | 7.6 | 8.4 | 8.3 | 9.1 | 6.9 | 10.5 | 9.4 | 9.5 | 8.8 | 7.8 | 7.5 |
| Precipitation (mm) | 73 | 37 | 140 | 222 | 282 | 520 | 160 | 339 | 186 | 122 | 152 | 97 |
| Sunny days | 19 | 17 | 17 | 12 | 13 | 10 | 7 | 0 | 7 | 19 | 16 | 18 |
| Rainy days | 11 | 11 | 14 | 18 | 18 | 20 | 24 | 31 | 23 | 12 | 14 | 13 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tono-yama is at