Isle of Man climate guide

Temperature in Isle of Man (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
6°C maximum daytime temperature in January in Isle of Man (Douglas)6
6°C maximum daytime temperature in February in Isle of Man (Douglas)6
7°C maximum daytime temperature in March in Isle of Man (Douglas)7
10°C maximum daytime temperature in April in Isle of Man (Douglas)10
13°C maximum daytime temperature in May in Isle of Man (Douglas)13
15°C maximum daytime temperature in June in Isle of Man (Douglas)15
17°C maximum daytime temperature in July in Isle of Man (Douglas)17
17°C maximum daytime temperature in August in Isle of Man (Douglas)17
15°C maximum daytime temperature in September in Isle of Man (Douglas)15
12°C maximum daytime temperature in October in Isle of Man (Douglas)12
9°C maximum daytime temperature in November in Isle of Man (Douglas)9
7°C maximum daytime temperature in December in Isle of Man (Douglas)7
Min temperature (night-time)
2°C minimum night-time temperature in January in Isle of Man (Douglas)2
2°C minimum night-time temperature in February in Isle of Man (Douglas)2
2°C minimum night-time temperature in March in Isle of Man (Douglas)2
4°C minimum night-time temperature in April in Isle of Man (Douglas)4
6°C minimum night-time temperature in May in Isle of Man (Douglas)6
9°C minimum night-time temperature in June in Isle of Man (Douglas)9
11°C minimum night-time temperature in July in Isle of Man (Douglas)11
11°C minimum night-time temperature in August in Isle of Man (Douglas)11
10°C minimum night-time temperature in September in Isle of Man (Douglas)10
8°C minimum night-time temperature in October in Isle of Man (Douglas)8
4°C minimum night-time temperature in November in Isle of Man (Douglas)4
3°C minimum night-time temperature in December in Isle of Man (Douglas)3
Sea temperature
8°C sea temperature in January in Isle of Man (Douglas)8
7°C sea temperature in February in Isle of Man (Douglas)7
7°C sea temperature in March in Isle of Man (Douglas)7
8°C sea temperature in April in Isle of Man (Douglas)8
10°C sea temperature in May in Isle of Man (Douglas)10
12°C sea temperature in June in Isle of Man (Douglas)12
14°C sea temperature in July in Isle of Man (Douglas)14
15°C sea temperature in August in Isle of Man (Douglas)15
15°C sea temperature in September in Isle of Man (Douglas)15
14°C sea temperature in October in Isle of Man (Douglas)14
12°C sea temperature in November in Isle of Man (Douglas)12
10°C sea temperature in December in Isle of Man (Douglas)10

Sunshine & Daylight in Isle of Man

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
8 hours of daylight per day in January in Isle of Man (Douglas)8
10 hours of daylight per day in February in Isle of Man (Douglas)10
12 hours of daylight per day in March in Isle of Man (Douglas)12
14 hours of daylight per day in April in Isle of Man (Douglas)14
16 hours of daylight per day in May in Isle of Man (Douglas)16
17 hours of daylight per day in June in Isle of Man (Douglas)17
17 hours of daylight per day in July in Isle of Man (Douglas)17
15 hours of daylight per day in August in Isle of Man (Douglas)15
13 hours of daylight per day in September in Isle of Man (Douglas)13
10 hours of daylight per day in October in Isle of Man (Douglas)10
9 hours of daylight per day in November in Isle of Man (Douglas)9
7 hours of daylight per day in December in Isle of Man (Douglas)7

Rainfall in Isle of Man

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
20 days with some rainfall in January in Isle of Man (Douglas)20
15 days with some rainfall in February in Isle of Man (Douglas)15
18 days with some rainfall in March in Isle of Man (Douglas)18
14 days with some rainfall in April in Isle of Man (Douglas)14
15 days with some rainfall in May in Isle of Man (Douglas)15
14 days with some rainfall in June in Isle of Man (Douglas)14
13 days with some rainfall in July in Isle of Man (Douglas)13
15 days with some rainfall in August in Isle of Man (Douglas)15
16 days with some rainfall in September in Isle of Man (Douglas)16
19 days with some rainfall in October in Isle of Man (Douglas)19
20 days with some rainfall in November in Isle of Man (Douglas)20
19 days with some rainfall in December in Isle of Man (Douglas)19
Average monthly rainfall (mm)
164 mm monthly rainfall in January in Isle of Man (Douglas)164
110 mm monthly rainfall in February in Isle of Man (Douglas)110
123 mm monthly rainfall in March in Isle of Man (Douglas)123
91 mm monthly rainfall in April in Isle of Man (Douglas)91
85 mm monthly rainfall in May in Isle of Man (Douglas)85
91 mm monthly rainfall in June in Isle of Man (Douglas)91
90 mm monthly rainfall in July in Isle of Man (Douglas)90
123 mm monthly rainfall in August in Isle of Man (Douglas)123
142 mm monthly rainfall in September in Isle of Man (Douglas)142
171 mm monthly rainfall in October in Isle of Man (Douglas)171
170 mm monthly rainfall in November in Isle of Man (Douglas)170
168 mm monthly rainfall in December in Isle of Man (Douglas)168

More climate for Isle of Man

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
No UV (maximum) index in January in Isle of Man (Douglas)0
UV (maximum) index 1 (Low) in February in Isle of Man (Douglas)1
UV (maximum) index 2 (Low) in March in Isle of Man (Douglas)2
UV (maximum) index 3 (Moderate) in April in Isle of Man (Douglas)3
UV (maximum) index 5 (Moderate) in May in Isle of Man (Douglas)5
UV (maximum) index 6 (High) in June in Isle of Man (Douglas)6
UV (maximum) index 6 (High) in July in Isle of Man (Douglas)6
UV (maximum) index 5 (Moderate) in August in Isle of Man (Douglas)5
UV (maximum) index 3 (Moderate) in September in Isle of Man (Douglas)3
UV (maximum) index 2 (Low) in October in Isle of Man (Douglas)2
UV (maximum) index 1 (Low) in November in Isle of Man (Douglas)1
No UV (maximum) index in December in Isle of Man (Douglas)0
Heat & Humidity
No heat & humidity in January in Isle of Man (Douglas)0
No heat & humidity in February in Isle of Man (Douglas)0
No heat & humidity in March in Isle of Man (Douglas)0
No heat & humidity in April in Isle of Man (Douglas)0
No heat & humidity in May in Isle of Man (Douglas)0
No heat & humidity in June in Isle of Man (Douglas)0
No heat & humidity in July in Isle of Man (Douglas)0
No heat & humidity in August in Isle of Man (Douglas)0
No heat & humidity in September in Isle of Man (Douglas)0
No heat & humidity in October in Isle of Man (Douglas)0
No heat & humidity in November in Isle of Man (Douglas)0
No heat & humidity in December in Isle of Man (Douglas)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Isle of Man shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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