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Stornoway 1971–2000 averages

Stornoway (15 m AMSL)
  Max Temp Min Temp Days of
Air Frost
Sunshine Rainfall Days of
Rainfall
≥ 1mm
Wind at 10 m
Month [°C] [°C] [days] [hours] [mm] [days] [knots]
Jan
7.0 2.0 7.0 31.9 141.1 20.3 14.2
Feb
7.0 1.9 6.1 62.7 104.5 16.0 13.3
Mar
8.0 2.6 5.1 98.9 112.7 19.7 13.1
Apr
9.5 3.7 2.6 141.6 70.7 14.5 10.9
May
12.1 6.0 0.6 196.5 57.3 11.6 10.2
Jun
13.9 8.2 0.0 162.3 63.8 12.7 10.1
Jul
15.8 10.3 0.0 129.6 72.5 14.1 9.4
Aug
15.9 10.3 0.0 132.1 81.7 13.7 9.0
Sep
14.0 8.6 0.0 109.5 113.4 17.0 10.6
Oct
11.7 6.4 0.5 82.5 134.5 20.3 11.9
Nov
8.9 3.7 3.1 43.2 143.8 20.6 12.1
Dec
7.6 2.7 5.7 26.0 135.8 20.9 13.2
Year
11.0 5.6 30.7 1216.8 1231.7 201.4 11.5


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