Alberta climate guide

Temperature in Alberta (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-5°C maximum daytime temperature in January in Alberta (Calgary)-5
-1°C maximum daytime temperature in February in Alberta (Calgary)-1
3°C maximum daytime temperature in March in Alberta (Calgary)3
10°C maximum daytime temperature in April in Alberta (Calgary)10
16°C maximum daytime temperature in May in Alberta (Calgary)16
20°C maximum daytime temperature in June in Alberta (Calgary)20
23°C maximum daytime temperature in July in Alberta (Calgary)23
22°C maximum daytime temperature in August in Alberta (Calgary)22
17°C maximum daytime temperature in September in Alberta (Calgary)17
12°C maximum daytime temperature in October in Alberta (Calgary)12
3°C maximum daytime temperature in November in Alberta (Calgary)3
-3°C maximum daytime temperature in December in Alberta (Calgary)-3
Min temperature (night-time)
-16°C minimum night-time temperature in January in Alberta (Calgary)-16
-12°C minimum night-time temperature in February in Alberta (Calgary)-12
-9°C minimum night-time temperature in March in Alberta (Calgary)-9
-2°C minimum night-time temperature in April in Alberta (Calgary)-2
3°C minimum night-time temperature in May in Alberta (Calgary)3
7°C minimum night-time temperature in June in Alberta (Calgary)7
9°C minimum night-time temperature in July in Alberta (Calgary)9
8°C minimum night-time temperature in August in Alberta (Calgary)8
4°C minimum night-time temperature in September in Alberta (Calgary)4
-1°C minimum night-time temperature in October in Alberta (Calgary)-1
-9°C minimum night-time temperature in November in Alberta (Calgary)-9
-14°C minimum night-time temperature in December in Alberta (Calgary)-14

Sunshine & Daylight in Alberta

  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 Alberta (Calgary)8
10 hours of daylight per day in February in Alberta (Calgary)10
12 hours of daylight per day in March in Alberta (Calgary)12
14 hours of daylight per day in April in Alberta (Calgary)14
16 hours of daylight per day in May in Alberta (Calgary)16
16 hours of daylight per day in June in Alberta (Calgary)16
16 hours of daylight per day in July in Alberta (Calgary)16
14 hours of daylight per day in August in Alberta (Calgary)14
13 hours of daylight per day in September in Alberta (Calgary)13
11 hours of daylight per day in October in Alberta (Calgary)11
9 hours of daylight per day in November in Alberta (Calgary)9
8 hours of daylight per day in December in Alberta (Calgary)8

Rainfall in Alberta

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
9 days with some rainfall in January in Alberta (Calgary)9
7 days with some rainfall in February in Alberta (Calgary)7
8 days with some rainfall in March in Alberta (Calgary)8
7 days with some rainfall in April in Alberta (Calgary)7
10 days with some rainfall in May in Alberta (Calgary)10
12 days with some rainfall in June in Alberta (Calgary)12
11 days with some rainfall in July in Alberta (Calgary)11
9 days with some rainfall in August in Alberta (Calgary)9
8 days with some rainfall in September in Alberta (Calgary)8
5 days with some rainfall in October in Alberta (Calgary)5
6 days with some rainfall in November in Alberta (Calgary)6
7 days with some rainfall in December in Alberta (Calgary)7
Average monthly rainfall (mm)
17 mm monthly rainfall in January in Alberta (Calgary)17
12 mm monthly rainfall in February in Alberta (Calgary)12
17 mm monthly rainfall in March in Alberta (Calgary)17
29 mm monthly rainfall in April in Alberta (Calgary)29
55 mm monthly rainfall in May in Alberta (Calgary)55
79 mm monthly rainfall in June in Alberta (Calgary)79
66 mm monthly rainfall in July in Alberta (Calgary)66
48 mm monthly rainfall in August in Alberta (Calgary)48
44 mm monthly rainfall in September in Alberta (Calgary)44
17 mm monthly rainfall in October in Alberta (Calgary)17
14 mm monthly rainfall in November in Alberta (Calgary)14
16 mm monthly rainfall in December in Alberta (Calgary)16

More climate for Alberta

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Alberta (Calgary)1
UV (maximum) index 1 (Low) in February in Alberta (Calgary)1
UV (maximum) index 2 (Low) in March in Alberta (Calgary)2
UV (maximum) index 4 (Moderate) in April in Alberta (Calgary)4
UV (maximum) index 6 (High) in May in Alberta (Calgary)6
UV (maximum) index 7 (High) in June in Alberta (Calgary)7
UV (maximum) index 7 (High) in July in Alberta (Calgary)7
UV (maximum) index 6 (High) in August in Alberta (Calgary)6
UV (maximum) index 4 (Moderate) in September in Alberta (Calgary)4
UV (maximum) index 2 (Low) in October in Alberta (Calgary)2
UV (maximum) index 1 (Low) in November in Alberta (Calgary)1
No UV (maximum) index in December in Alberta (Calgary)0
Heat & Humidity
No heat & humidity in January in Alberta (Calgary)0
No heat & humidity in February in Alberta (Calgary)0
No heat & humidity in March in Alberta (Calgary)0
No heat & humidity in April in Alberta (Calgary)0
No heat & humidity in May in Alberta (Calgary)0
No heat & humidity in June in Alberta (Calgary)0
No heat & humidity in July in Alberta (Calgary)0
No heat & humidity in August in Alberta (Calgary)0
No heat & humidity in September in Alberta (Calgary)0
No heat & humidity in October in Alberta (Calgary)0
No heat & humidity in November in Alberta (Calgary)0
No heat & humidity in December in Alberta (Calgary)0

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

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The climate guide for Alberta, represented by Calgary, 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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Metric (°C / mm)  |  Imperial (°F / inches)

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Below are average maximum temperatures at popular destinations in Alberta for next month - August. Select a destination to see the climate guide for all months of the year.

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