Average annual temperature is 16.4 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 152 days
Number of rainy days: 212 days
Number of snow days: 1 day
Look at detailed online map of Otowachō
* Weather data for Otowachō 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) | 16.4 | 16.2 | 26.3 | 25.6 | 29.2 | 32.4 | 35.0 | 34.1 | 32.5 | 30.4 | 25.7 | 21.1 |
| Average daytime temperature (°C) | 10.6 | 12.2 | 16.8 | 19.5 | 22.6 | 26.2 | 31.2 | 31.1 | 29.5 | 22.8 | 18.3 | 13.7 |
| Average temperature (°C) | 5.4 | 7.2 | 11.7 | 14.7 | 17.9 | 22.1 | 26.7 | 26.6 | 25.1 | 17.2 | 13.2 | 8.2 |
| Average night temperature (°C) | 1.4 | 2.6 | 7.0 | 10.3 | 13.7 | 18.7 | 22.6 | 23.1 | 21.5 | 12.3 | 9.2 | 3.7 |
| Absolute minimum temperature (°C) | -5.0 | -4.7 | -1.4 | 4.1 | 7.5 | 14.3 | 18.7 | 21.0 | 16.8 | 6.7 | 2.2 | -2.6 |
| 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 | 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 | 10.4 | 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) | 7.7 | 7.3 | 7.9 | 8.4 | 8.8 | 7.3 | 10.6 | 10.4 | 9.6 | 9.0 | 7.6 | 7.6 |
| Precipitation (mm) | 33 | 76 | 227 | 259 | 286 | 628 | 81 | 326 | 215 | 192 | 121 | 117 |
| Sunny days | 20 | 12 | 13 | 16 | 10 | 8 | 13 | 4 | 5 | 13 | 18 | 20 |
| Rainy days | 10 | 16 | 18 | 14 | 21 | 22 | 18 | 27 | 25 | 18 | 12 | 11 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Otowachō is at