Average annual temperature is 11.6 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 82 days
Number of rainy days: 246 days
Number of snow days: 37 days
Look at detailed online map of Naruko Onsen
* Weather data for Naruko 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) | 9.7 | 9.1 | 17.9 | 22.3 | 28.6 | 27.6 | 33.0 | 34.1 | 31.3 | 22.9 | 22.0 | 14.1 |
| Average daytime temperature (°C) | 1.4 | 2.2 | 11.1 | 15.0 | 18.8 | 22.7 | 27.2 | 29.6 | 25.6 | 17.7 | 11.6 | 5.6 |
| Average temperature (°C) | -1.7 | -0.9 | 5.5 | 9.6 | 13.9 | 18.7 | 23.2 | 25.4 | 21.6 | 13.2 | 7.9 | 2.3 |
| Average night temperature (°C) | -4.1 | -3.5 | 1.3 | 5.5 | 9.9 | 15.9 | 20.1 | 22.9 | 19.1 | 10.3 | 5.2 | -0.2 |
| Absolute minimum temperature (°C) | -11.0 | -9.3 | -6.8 | -0.3 | 3.5 | 10.7 | 15.5 | 21.3 | 12.7 | 5.2 | -2.6 | -5.4 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.7 | 6.7 | 8.4 | 8.9 | 8.5 | 7.7 | 8.8 | 10.8 | 7.1 | 8.5 | 5.8 | 4.1 |
| Precipitation (mm) | 73 | 81 | 96 | 102 | 192 | 201 | 210 | 178 | 323 | 71 | 146 | 136 |
| Sunny days | 4 | 4 | 16 | 14 | 8 | 4 | 7 | 0 | 4 | 10 | 8 | 3 |
| Rainy days | 13 | 12 | 13 | 16 | 23 | 26 | 24 | 31 | 26 | 21 | 20 | 21 |
| Snow days | 14 | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 |
The best time to visit Naruko Onsen during the most sunny months:
The largest precipitation sum in Naruko Onsen is at