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Weather & Climate
Harstad, Troms, Norway
Overview
Available climate summaries for Harstad. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
3.7°C
Summer Avg
10.9°C
Winter Avg
-2.3°C
Record High
25.9°C
Record Low
-16.4°C
Annual Precipitation
1242.7 mm
Avg Humidity
86%
Summer Humidity
84%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 6.7° | -2.8° | -16.4° | 100.1 | 89% | 1 | 64.6 |
| Feb | 5° | -3° | -16.3° | 97.2 | 89% | 9 | 72.9 |
| Mar | 7° | -1.7° | -12.5° | 104.8 | 86% | 40 | 68.1 |
| Apr | 14.9° | 1.6° | -7.9° | 81.9 | 84% | 89 | 53.6 |
| May | 22.4° | 5.6° | -1.9° | 76.6 | 82% | 140 | 47.4 |
| Jun | 23.3° | 8.8° | 1° | 90.9 | 82% | 145 | 39.6 |
| Jul | 25.9° | 12.2° | 4° | 100.4 | 84% | 135 | 34.4 |
| Aug | 24.3° | 11.6° | 2.7° | 102.3 | 86% | 97 | 29.9 |
| Sep | 18.4° | 8.5° | 0.3° | 129.9 | 87% | 51 | 45.9 |
| Oct | 13.1° | 4° | -7.3° | 119.4 | 89% | 19 | 45.6 |
| Nov | 9.5° | 1° | -11.2° | 114.9 | 89% | 2 | 59.1 |
| Dec | 8° | -1.1° | -15.4° | 124.3 | 89% | 0 | 68.7 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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