Climate for Station: Stornoway Airport, Western Isles, United Kingdom
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Station Statistics
10-Year Trend
High: +0.50 °C/decade
Low: +0.52 °C/decade
Rain: +0.01 mm/decade
25-Year Trend
High: +0.15 °C/decade
Low: +0.11 °C/decade
Rain: +0.19 mm/decade
50-Year Trend
High: +0.34 °C/decade
Low: +0.32 °C/decade
Rain: +0.02 mm/decade
All-Time Trend
High: +0.07 °C/decade
Low: +0.12 °C/decade
Rain: +0.06 mm/decade
Percentage Above-Average Days
Last 12 Months: 59.2%
This Year: 16.7%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 9.1
Historical Average: 12.2
Percentile Rank of Last 12 Months ℹ️
High: 97th percentile
Low: 97th percentile
Rain: 47th percentile
Change in Variance ℹ️
High: -12.0%
Low: -3.2%
Intraday: +14.5%
Data Coverage
75.5%
First Year of Data
1920
Station Location
Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 26.2 °C | — | -3.9 °C | 20.2 °C | — | -4.4 °C | 18.3 °C | — | -12.2 °C | 70.0 mm | — | — | — |
| January | 14.4 °C | 6.9 °C | -3.9 °C | 11.2 °C | 5.1 °C | -4.4 °C | 10.0 °C | 1.9 °C | -12.2 °C | 65.0 mm | 4.3 mm | — | — |
| February | 13.9 °C | 7.0 °C | -2.2 °C | 11.4 °C | 5.0 °C | -2.4 °C | 10.5 °C | 1.7 °C | -11.1 °C | 40.0 mm | 3.4 mm | — | — |
| March | 20.0 °C | 8.0 °C | -2.2 °C | 11.6 °C | 5.7 °C | -1.0 °C | 9.4 °C | 2.3 °C | -10.6 °C | 28.0 mm | 3.0 mm | — | — |
| April | 20.8 °C | 9.9 °C | 0.0 °C | 13.7 °C | 7.1 °C | -0.1 °C | 10.5 °C | 3.6 °C | -8.9 °C | 44.0 mm | 2.4 mm | — | — |
| May | 23.9 °C | 12.3 °C | 4.4 °C | 16.6 °C | 9.3 °C | 1.1 °C | 12.7 °C | 5.9 °C | -4.4 °C | 38.8 mm | 2.0 mm | — | — |
| June | 25.6 °C | 14.5 °C | 7.8 °C | 20.2 °C | 11.5 °C | 5.4 °C | 15.7 °C | 8.4 °C | -0.6 °C | 46.0 mm | 2.1 mm | — | — |
| July | 26.2 °C | 15.9 °C | 9.4 °C | 19.6 °C | 13.2 °C | 8.4 °C | 16.7 °C | 10.1 °C | 0.0 °C | 40.0 mm | 2.4 mm | — | — |
| August | 24.5 °C | 15.9 °C | 9.4 °C | 20.1 °C | 13.3 °C | 9.0 °C | 18.3 °C | 10.1 °C | 0.0 °C | 70.0 mm | 2.8 mm | — | — |
| September | 24.4 °C | 14.3 °C | 7.2 °C | 18.6 °C | 11.7 °C | 4.7 °C | 15.2 °C | 8.5 °C | -0.4 °C | 49.0 mm | 3.6 mm | — | — |
| October | 21.1 °C | 11.6 °C | 1.7 °C | 15.6 °C | 9.4 °C | 0.7 °C | 14.4 °C | 6.1 °C | -4.4 °C | 64.0 mm | 4.3 mm | — | — |
| November | 16.3 °C | 9.0 °C | -1.1 °C | 13.5 °C | 7.1 °C | -1.3 °C | 13.2 °C | 3.8 °C | -7.8 °C | 38.4 mm | 4.2 mm | — | — |
| December | 14.4 °C | 7.5 °C | -3.3 °C | 12.1 °C | 5.7 °C | -4.3 °C | 11.3 °C | 2.5 °C | -11.2 °C | 44.0 mm | 4.3 mm | — | — |
Plots
Current Year Climate Trends vs Historical




Max Temperature this Year | 1 of 4
Climate 12-Month Moving Averages




Max Temperature 12-Month MA | 1 of 4
Daily Average Temperatures Throughout the Year



Average Max Temperature Throughout Year | 1 of 3
