Montreal climate guide

Temperature in Montreal (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-6°C maximum daytime temperature in January in Montreal-6
-4°C maximum daytime temperature in February in Montreal-4
2°C maximum daytime temperature in March in Montreal2
11°C maximum daytime temperature in April in Montreal11
19°C maximum daytime temperature in May in Montreal19
24°C maximum daytime temperature in June in Montreal24
27°C maximum daytime temperature in July in Montreal27
25°C maximum daytime temperature in August in Montreal25
20°C maximum daytime temperature in September in Montreal20
13°C maximum daytime temperature in October in Montreal13
5°C maximum daytime temperature in November in Montreal5
-3°C maximum daytime temperature in December in Montreal-3
Min temperature (night-time)
-14°C minimum night-time temperature in January in Montreal-14
-13°C minimum night-time temperature in February in Montreal-13
-6°C minimum night-time temperature in March in Montreal-6
1°C minimum night-time temperature in April in Montreal1
8°C minimum night-time temperature in May in Montreal8
13°C minimum night-time temperature in June in Montreal13
16°C minimum night-time temperature in July in Montreal16
15°C minimum night-time temperature in August in Montreal15
10°C minimum night-time temperature in September in Montreal10
4°C minimum night-time temperature in October in Montreal4
-1°C minimum night-time temperature in November in Montreal-1
-10°C minimum night-time temperature in December in Montreal-10

Sunshine & Daylight in Montreal

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Montreal9
10 hours of daylight per day in February in Montreal10
12 hours of daylight per day in March in Montreal12
14 hours of daylight per day in April in Montreal14
15 hours of daylight per day in May in Montreal15
16 hours of daylight per day in June in Montreal16
15 hours of daylight per day in July in Montreal15
14 hours of daylight per day in August in Montreal14
12 hours of daylight per day in September in Montreal12
11 hours of daylight per day in October in Montreal11
9 hours of daylight per day in November in Montreal9
9 hours of daylight per day in December in Montreal9

Rainfall in Montreal

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
14 days with some rainfall in January in Montreal14
12 days with some rainfall in February in Montreal12
12 days with some rainfall in March in Montreal12
12 days with some rainfall in April in Montreal12
13 days with some rainfall in May in Montreal13
13 days with some rainfall in June in Montreal13
12 days with some rainfall in July in Montreal12
13 days with some rainfall in August in Montreal13
11 days with some rainfall in September in Montreal11
13 days with some rainfall in October in Montreal13
14 days with some rainfall in November in Montreal14
15 days with some rainfall in December in Montreal15
Average monthly rainfall (mm)
76 mm monthly rainfall in January in Montreal76
63 mm monthly rainfall in February in Montreal63
74 mm monthly rainfall in March in Montreal74
78 mm monthly rainfall in April in Montreal78
80 mm monthly rainfall in May in Montreal80
90 mm monthly rainfall in June in Montreal90
93 mm monthly rainfall in July in Montreal93
101 mm monthly rainfall in August in Montreal101
94 mm monthly rainfall in September in Montreal94
82 mm monthly rainfall in October in Montreal82
98 mm monthly rainfall in November in Montreal98
96 mm monthly rainfall in December in Montreal96

More climate for Montreal

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Montreal1
UV (maximum) index 2 (Low) in February in Montreal2
UV (maximum) index 3 (Moderate) in March in Montreal3
UV (maximum) index 5 (Moderate) in April in Montreal5
UV (maximum) index 6 (High) in May in Montreal6
UV (maximum) index 7 (High) in June in Montreal7
UV (maximum) index 7 (High) in July in Montreal7
UV (maximum) index 7 (High) in August in Montreal7
UV (maximum) index 5 (Moderate) in September in Montreal5
UV (maximum) index 3 (Moderate) in October in Montreal3
UV (maximum) index 1 (Low) in November in Montreal1
UV (maximum) index 1 (Low) in December in Montreal1
Heat & Humidity
No heat & humidity in January in Montreal0
No heat & humidity in February in Montreal0
No heat & humidity in March in Montreal0
No heat & humidity in April in Montreal0
No heat & humidity in May in Montreal0
No heat & humidity in June in Montreal0
Low heat & humidity in July in MontrealL
Low heat & humidity in August in MontrealL
No heat & humidity in September in Montreal0
No heat & humidity in October in Montreal0
No heat & humidity in November in Montreal0
No heat & humidity in December in Montreal0

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 Montreal, Quebec 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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