Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 5°C. Select a day from the live weather forecast for Hamilton, Ontario, Canada for more weather parameters.

Monday
20th Apr
5

-2

4

3
Tuesday
21st Apr
13

-3

3

2
Wednesday
22nd Apr
15

3

7

6
Thursday
23rd Apr
20

4

7

6
Friday
24th Apr
17

7

5

3

5-day weather forecast updated at 04:01 on Monday 20th April 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 Monday 20th April 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 5°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

5
°C maximum temperature
-2
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
8
kph wind from NW

Hamilton weather for Tuesday 21st April 2026

Expect mostly cloudy with light rain in Hamilton, Ontario with a maximum temperature of 13°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a gentle breeze of 13 kph from the south.

13
°C maximum temperature
-3
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
19
% chance of some rain
<2
mm of rainfall expected
13
°C wind chill
13
kph wind from S

Hamilton weather for Wednesday 22nd April 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 15°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-east.

15
°C maximum temperature
3
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
4
kph wind from NE

Hamilton weather for Thursday 23rd April 2026

Expect scattered clouds in Hamilton, Ontario with a maximum temperature of 20°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-east.

20
°C maximum temperature
4
°C minimum temperature
scattered clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
20
°C wind chill
4
kph wind from SE

Hamilton weather for Friday 24th April 2026

Expect broken clouds in Hamilton, Ontario with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

17
°C maximum temperature
7
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
9
kph wind from NE

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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