Average annual temperature is 16.3 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -3.3 °C
Number of sunny days: 171 days
Number of rainy days: 194 days
Look at detailed online map of Kōnan
* Weather data for Kōnan 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) | 18.5 | 16.1 | 22.4 | 21.6 | 24.3 | 28.9 | 30.6 | 31.0 | 33.4 | 27.3 | 24.0 | 20.6 |
| Average daytime temperature (°C) | 10.7 | 11.3 | 16.2 | 18.8 | 21.7 | 24.6 | 28.6 | 29.2 | 28.6 | 22.7 | 17.8 | 13.0 |
| Average temperature (°C) | 6.1 | 7.1 | 11.8 | 14.9 | 18.2 | 21.6 | 25.4 | 26.1 | 24.9 | 17.7 | 12.9 | 8.3 |
| Average night temperature (°C) | 2.5 | 3.3 | 7.4 | 10.6 | 14.6 | 18.6 | 22.1 | 23.4 | 21.6 | 13.3 | 8.9 | 4.5 |
| Absolute minimum temperature (°C) | -3.3 | -1.3 | -0.3 | 4.3 | 8.2 | 13.2 | 17.3 | 21.1 | 18.8 | 7.6 | 3.9 | -1.2 |
| 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) | 7.8 | 7.2 | 8.4 | 8.1 | 8.5 | 6.4 | 9.9 | 8.9 | 9.8 | 8.8 | 8.0 | 7.6 |
| Precipitation (mm) | 99 | 56 | 133 | 349 | 326 | 449 | 113 | 503 | 198 | 33 | 193 | 58 |
| Sunny days | 20 | 17 | 17 | 18 | 14 | 10 | 7 | 3 | 4 | 21 | 20 | 20 |
| Rainy days | 11 | 11 | 14 | 12 | 17 | 20 | 24 | 28 | 26 | 10 | 10 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kōnan is at