Toronto climate guide

Temperature in Toronto (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-2°C maximum daytime temperature in January in Toronto-2
-2°C maximum daytime temperature in February in Toronto-2
4°C maximum daytime temperature in March in Toronto4
11°C maximum daytime temperature in April in Toronto11
18°C maximum daytime temperature in May in Toronto18
24°C maximum daytime temperature in June in Toronto24
27°C maximum daytime temperature in July in Toronto27
25°C maximum daytime temperature in August in Toronto25
21°C maximum daytime temperature in September in Toronto21
14°C maximum daytime temperature in October in Toronto14
7°C maximum daytime temperature in November in Toronto7
0°C maximum daytime temperature in December in Toronto0
Min temperature (night-time)
-10°C minimum night-time temperature in January in Toronto-10
-9°C minimum night-time temperature in February in Toronto-9
-4°C minimum night-time temperature in March in Toronto-4
2°C minimum night-time temperature in April in Toronto2
8°C minimum night-time temperature in May in Toronto8
13°C minimum night-time temperature in June in Toronto13
16°C minimum night-time temperature in July in Toronto16
15°C minimum night-time temperature in August in Toronto15
11°C minimum night-time temperature in September in Toronto11
6°C minimum night-time temperature in October in Toronto6
1°C minimum night-time temperature in November in Toronto1
-6°C minimum night-time temperature in December in Toronto-6
Sea temperature
3°C sea temperature in January in Toronto3
2°C sea temperature in February in Toronto2
2°C sea temperature in March in Toronto2
3°C sea temperature in April in Toronto3
7°C sea temperature in May in Toronto7
13°C sea temperature in June in Toronto13
19°C sea temperature in July in Toronto19
21°C sea temperature in August in Toronto21
19°C sea temperature in September in Toronto19
14°C sea temperature in October in Toronto14
9°C sea temperature in November in Toronto9
5°C sea temperature in December in Toronto5

Sunshine & Daylight in Toronto

  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 Toronto9
11 hours of daylight per day in February in Toronto11
12 hours of daylight per day in March in Toronto12
13 hours of daylight per day in April in Toronto13
15 hours of daylight per day in May in Toronto15
15 hours of daylight per day in June in Toronto15
15 hours of daylight per day in July in Toronto15
14 hours of daylight per day in August in Toronto14
12 hours of daylight per day in September in Toronto12
11 hours of daylight per day in October in Toronto11
10 hours of daylight per day in November in Toronto10
9 hours of daylight per day in December in Toronto9

Rainfall in Toronto

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Toronto12
10 days with some rainfall in February in Toronto10
10 days with some rainfall in March in Toronto10
11 days with some rainfall in April in Toronto11
11 days with some rainfall in May in Toronto11
10 days with some rainfall in June in Toronto10
9 days with some rainfall in July in Toronto9
10 days with some rainfall in August in Toronto10
10 days with some rainfall in September in Toronto10
11 days with some rainfall in October in Toronto11
12 days with some rainfall in November in Toronto12
13 days with some rainfall in December in Toronto13
Average monthly rainfall (mm)
54 mm monthly rainfall in January in Toronto54
45 mm monthly rainfall in February in Toronto45
60 mm monthly rainfall in March in Toronto60
67 mm monthly rainfall in April in Toronto67
69 mm monthly rainfall in May in Toronto69
69 mm monthly rainfall in June in Toronto69
70 mm monthly rainfall in July in Toronto70
83 mm monthly rainfall in August in Toronto83
75 mm monthly rainfall in September in Toronto75
63 mm monthly rainfall in October in Toronto63
72 mm monthly rainfall in November in Toronto72
72 mm monthly rainfall in December in Toronto72

More climate for Toronto

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Toronto1
UV (maximum) index 2 (Low) in February in Toronto2
UV (maximum) index 3 (Moderate) in March in Toronto3
UV (maximum) index 5 (Moderate) in April in Toronto5
UV (maximum) index 7 (High) in May in Toronto7
UV (maximum) index 8 (Very High) in June in Toronto8
UV (maximum) index 8 (Very High) in July in Toronto8
UV (maximum) index 7 (High) in August in Toronto7
UV (maximum) index 5 (Moderate) in September in Toronto5
UV (maximum) index 3 (Moderate) in October in Toronto3
UV (maximum) index 2 (Low) in November in Toronto2
UV (maximum) index 1 (Low) in December in Toronto1
Heat & Humidity
No heat & humidity in January in Toronto0
No heat & humidity in February in Toronto0
No heat & humidity in March in Toronto0
No heat & humidity in April in Toronto0
No heat & humidity in May in Toronto0
No heat & humidity in June in Toronto0
Low heat & humidity in July in TorontoL
Low heat & humidity in August in TorontoL
No heat & humidity in September in Toronto0
No heat & humidity in October in Toronto0
No heat & humidity in November in Toronto0
No heat & humidity in December in Toronto0

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

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The climate guide for Toronto, Ontario 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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