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Weather & Climate
Ulefoss, Telemark, Norway
Overview
Climate data and monthly weather averages for Ulefoss.
Key Metrics
Annual Avg
4°C
Summer Avg
13.9°C
Winter Avg
-5.1°C
Record High
28.5°C
Record Low
-25.5°C
Annual Precipitation
1288.7 mm
Avg Humidity
89%
Summer Humidity
81%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 6.5° | -5.5° | -24.7° | 102.6 | 95% | 10 | 32.9 |
| Feb | 5° | -5.3° | -25.4° | 77.8 | 95% | 26 | 22.8 |
| Mar | 15.3° | -2.5° | -20.7° | 71.6 | 94% | 73 | 24.4 |
| Apr | 20.2° | 3.1° | -12.8° | 77.7 | 85% | 116 | 24.2 |
| May | 26.8° | 8.6° | -4.4° | 107.3 | 79% | 151 | 20.2 |
| Jun | 27.1° | 12.8° | 1.3° | 109.8 | 78% | 169 | 21.1 |
| Jul | 28.5° | 15.1° | 3.7° | 127.7 | 81% | 156 | 18.5 |
| Aug | 27.7° | 13.8° | 2.4° | 135.5 | 84% | 123 | 25.6 |
| Sep | 24.9° | 9.7° | -2.1° | 119.1 | 88% | 77 | 21.6 |
| Oct | 19.4° | 4° | -13.1° | 137 | 93% | 38 | 22.6 |
| Nov | 10.9° | -0.8° | -21.4° | 121.8 | 95% | 14 | 28 |
| Dec | 7° | -4.5° | -25.5° | 100.8 | 95% | 6 | 30.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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