Average annual temperature is 7.8 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -21.4 °C
Number of sunny days: 158 days
Number of rainy days: 165 days
Number of snow days: 42 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) | 4.0 | 6.6 | 15.4 | 17.3 | 24.6 | 27.3 | 32.6 | 33.3 | 29.9 | 21.6 | 17.8 | 9.0 |
| Average daytime temperature (°C) | -4.8 | -2.6 | 6.5 | 12.2 | 17.4 | 21.9 | 26.6 | 27.3 | 23.5 | 15.3 | 8.3 | -0.6 |
| Average temperature (°C) | -10.2 | -7.6 | 1.2 | 6.9 | 11.6 | 16.7 | 21.5 | 23.1 | 19.0 | 10.6 | 4.4 | -5.0 |
| Average night temperature (°C) | -15.5 | -12.8 | -3.6 | 2.5 | 6.6 | 12.5 | 17.6 | 20.0 | 15.4 | 7.0 | 0.8 | -9.6 |
| Absolute minimum temperature (°C) | -21.2 | -20.4 | -12.9 | -3.9 | -0.6 | 5.4 | 11.8 | 12.9 | 9.4 | 0.9 | -7.7 | -21.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 7.5 | 7.5 | 8.5 | 8.8 | 9.6 | 9.0 | 9.2 | 6.9 | 7.5 | 7.8 | 6.8 | 6.5 |
| Precipitation (mm) | 18 | 32 | 76 | 120 | 59 | 106 | 85 | 82 | 188 | 106 | 88 | 43 |
| Sunny days | 21 | 10 | 15 | 9 | 12 | 13 | 11 | 5 | 12 | 17 | 15 | 18 |
| Rainy days | 1 | 2 | 12 | 20 | 19 | 17 | 20 | 26 | 18 | 14 | 12 | 4 |
| Snow days | 9 | 16 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 9 |
Months with the longest average daylight duration in Kōnan:
The largest precipitation sum in Kōnan is at