Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 23°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

Sunday
31st May
23

7

13

8
Monday
1st Jun
20

11

14

7
Tuesday
2nd Jun
23

11

13

7
Wednesday
3rd Jun
26

11

15

8
Thursday
4th Jun
28

12

12

7

5-day weather forecast updated at 04:01 on Sunday 31st May 2026 GMT

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The 5-day weather forecast for Ontario (Hamilton) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hamilton weather forecast by day

Below are the detailed weather forecasts for Hamilton for the next 5 days.

Hamilton weather for Sunday 31st May 2026

Expect clear skies in Hamilton, Ontario with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

23
°C maximum temperature
7
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from W

Hamilton weather for Monday 1st June 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 20°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

20
°C maximum temperature
11
°C minimum temperature
scattered clouds
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from E

Hamilton weather for Tuesday 2nd June 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 23°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north-east.

23
°C maximum temperature
11
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from NE

Hamilton weather for Wednesday 3rd June 2026

Expect clear skies in Hamilton, Ontario with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-west.

26
°C maximum temperature
11
°C minimum temperature
clear skies
15
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
26
°C wind chill
4
kph wind from SW

Hamilton weather for Thursday 4th June 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

28
°C maximum temperature
12
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from SW

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Ontario - quick facts
Flight time^✝	8 hours
Time difference	UK -5 to -6 hours
Language(s)	English, French
Currency	Canadian Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes