Average annual temperature is 3.8 °C
Absolute maximum temperature: 27.8 °C
Absolute minimum temperature: -18.4 °C
Number of sunny days: 98 days
Number of rainy days: 201 days
Number of snow days: 66 days
Look at detailed online map of Hellesvik
* Weather data for Hellesvik Norway is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 7.0 | 8.5 | 4.6 | 8.6 | 20.8 | 27.1 | 25.2 | 27.8 | 23.8 | 10.6 | 2.4 | 5.1 |
| Average daytime temperature (°C) | 1.5 | 1.5 | -2.2 | 5.4 | 10.0 | 15.6 | 18.1 | 18.5 | 13.7 | 4.3 | -3.1 | -4.3 |
| Average temperature (°C) | -0.6 | -0.8 | -5.7 | 2.2 | 6.9 | 12.3 | 15.1 | 15.0 | 10.9 | 1.9 | -5.6 | -6.9 |
| Average night temperature (°C) | -2.7 | -3.8 | -9.8 | -1.8 | 2.8 | 8.0 | 11.0 | 11.1 | 8.2 | -0.6 | -8.6 | -9.5 |
| Absolute minimum temperature (°C) | -10.1 | -14.9 | -18.4 | -9.2 | -7.6 | 2.2 | 7.0 | 5.8 | 3.4 | -6.8 | -17.4 | -15.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 6.0 | 9.0 | 13.0 | 17.0 | 21.0 | 24.0 | 23.0 | 18.0 | 14.0 | 11.0 | 7.0 | 4.0 |
| Daylight mean duration (h) | 4.7 | 8.2 | 11.8 | 15.4 | 19.3 | 23.4 | 21.0 | 16.8 | 13.1 | 9.5 | 5.9 | 3.1 |
| Daylight minimum duration (h) | 3.0 | 6.0 | 9.0 | 13.0 | 17.0 | 21.0 | 18.0 | 14.0 | 11.0 | 7.0 | 4.0 | 2.0 |
| Sunshine mean duration (h) | 0.5 | 2.1 | 6.3 | 9.0 | 7.4 | 10.3 | 11.5 | 9.9 | 4.6 | 3.6 | 1.5 | 0.1 |
| Precipitation (mm) | 222 | 231 | 147 | 40 | 195 | 138 | 120 | 141 | 250 | 136 | 52 | 112 |
| Sunny days | 4 | 3 | 8 | 11 | 7 | 11 | 4 | 7 | 1 | 10 | 17 | 15 |
| Rainy days | 16 | 17 | 4 | 16 | 22 | 19 | 27 | 24 | 29 | 18 | 4 | 5 |
| Snow days | 11 | 8 | 19 | 3 | 2 | 0 | 0 | 0 | 0 | 3 | 9 | 11 |
The best time to visit Hellesvik during the most sunny months:
Months with the longest average daylight duration in Hellesvik:
The largest precipitation sum in Hellesvik is at