Average annual temperature is 10.9 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -12.5 °C
Number of sunny days: 88 days
Number of rainy days: 225 days
Number of snow days: 52 days
Look at detailed online map of Seki-onsen
* Weather data for Seki-onsen 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) | 10.3 | 10.1 | 15.8 | 21.9 | 26.6 | 25.6 | 29.1 | 31.9 | 30.5 | 20.5 | 20.6 | 14.4 |
| Average daytime temperature (°C) | 0.6 | 1.2 | 8.6 | 14.3 | 18.2 | 21.8 | 26.1 | 29.5 | 25.1 | 15.9 | 11.5 | 5.4 |
| Average temperature (°C) | -2.5 | -1.5 | 4.5 | 8.9 | 13.4 | 17.9 | 22.4 | 24.8 | 21.1 | 11.8 | 7.4 | 1.9 |
| Average night temperature (°C) | -4.6 | -3.7 | 1.5 | 5.1 | 10.0 | 14.9 | 19.6 | 21.5 | 18.5 | 8.9 | 4.5 | -0.7 |
| Absolute minimum temperature (°C) | -12.5 | -8.2 | -4.8 | -2.2 | 2.8 | 9.9 | 15.6 | 19.6 | 13.0 | 4.1 | -3.3 | -6.7 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.6 | 5.9 | 8.3 | 8.5 | 9.1 | 7.9 | 9.6 | 11.6 | 8.9 | 8.8 | 7.0 | 6.7 |
| Precipitation (mm) | 266 | 242 | 112 | 165 | 228 | 313 | 263 | 79 | 289 | 135 | 185 | 199 |
| Sunny days | 5 | 9 | 16 | 14 | 11 | 1 | 0 | 5 | 4 | 6 | 9 | 8 |
| Rainy days | 5 | 3 | 12 | 16 | 20 | 29 | 31 | 26 | 26 | 25 | 19 | 13 |
| Snow days | 21 | 16 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 10 |
The best time to visit Seki-onsen during the most sunny months:
The largest precipitation sum in Seki-onsen is at