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Weather & Climate
Stornoway, Outer Hebrides, United Kingdom
Overview
Climate data and monthly weather averages for Stornoway.
Key Metrics
Annual Avg
9.5°C
Summer Avg
12.9°C
Winter Avg
6.6°C
Record High
22.6°C
Record Low
-0.5°C
Annual Precipitation
1373.8 mm
Avg Humidity
84%
Summer Humidity
86%
Winter Humidity
84%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 11.6° | 6.5° | 0.7° | 144.2 | 84% | 10 | 130.1 |
| Feb | 11.6° | 6° | -0.5° | 109.5 | 84% | 25 | 98.7 |
| Mar | 11.9° | 6.3° | 0.1° | 104.8 | 84% | 62 | 93.5 |
| Apr | 17° | 7.8° | 1.7° | 75.3 | 83% | 106 | 79.3 |
| May | 18.6° | 9.6° | 3.7° | 88.7 | 83% | 146 | 75.5 |
| Jun | 20.6° | 11.8° | 6.4° | 88.5 | 85% | 143 | 75.9 |
| Jul | 22.6° | 13.4° | 8.9° | 103.5 | 86% | 137 | 69.1 |
| Aug | 20.7° | 13.6° | 8.8° | 118.1 | 86% | 112 | 82.2 |
| Sep | 17.4° | 12.6° | 7.4° | 119.1 | 85% | 71 | 81.8 |
| Oct | 15.8° | 10.7° | 3.9° | 143.2 | 84% | 37 | 89.4 |
| Nov | 13.9° | 8.7° | 2.6° | 134.1 | 83% | 14 | 91.5 |
| Dec | 12.3° | 7.2° | 0.8° | 144.8 | 83% | 6 | 100.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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