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December 18th, 2025 :: 6:29 am EST   

Local Weather Report for
Hamilton
Ontario, Canada

 Current Hamilton Weather Conditions Updated December 18th at 5:00 am 
Mostly Clear
Temperature:-1°C Dew Point:-1°C
Barometer:101.6 kPa Wind:N 21 Km/h
Humidity:100.0% Visibility:0 Km
 
 Hamilton Weather Forecast Summary  
 
Today
Dec 18th
Friday
Dec 19th
Saturday
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Mix of rain and snow Mix of rain and snow Cloudy Cloudy Cloudy
9°C
7°C
-4°C
5°C
-4°C
0°C
-5°C
0°C
-7°C
 
 Hamilton Detailed Weather Forecast  
 
Thursday, December 18th, 2025
Morning Temperature: 6°C
Cloudy. Windy.
Afternoon Temperature: 7°C
Cloudy. Wind 30 to 50 km/h.
Evening Temperature: 9°C
Cloudy with showers likely. Wind 30 to 50 km/h.
Friday, December 19th, 2025
Overnight Temperature: 5°C
Cloudy with a few showers. Showers possibly mixed with wet flurries. Wind 30 to 50 km/h.
Morning Temperature: -1°C
Cloudy with a chance of flurries. Wind 30 to 50 km/h.
Afternoon Temperature: -4°C
Cloudy with a slight chance of flurries. Wind 30 to 50 km/h.
Evening Temperature: -4°C
Cloudy with a slight chance of flurries. Windy.
Saturday, December 20th, 2025
Overnight Temperature: -4°C
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 0°C
Cloudy. Windy.
Afternoon Temperature: 4°C
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Wind 30 to 50 km/h.
Evening Temperature: 2°C
Cloudy with a chance of showers or wet flurries. Wind 30 to 50 km/h.
Sunday, December 21st, 2025
Overnight Temperature: 0°C
Cloudy. Windy.
Morning Temperature: -4°C
A mix of cloud and sun with a chance of flurries. Windy.
Afternoon Temperature: -4°C
A mix of cloud and sun. Windy.
Evening Temperature: -5°C
Clear with cloudy periods. Windy.
Monday, December 22nd, 2025
Overnight Temperature: -6°C
Clear.
Morning Temperature: -3°C
Cloudy.
Afternoon Temperature: -1°C
Cloudy. Windy at times.
Evening Temperature: 0°C
Cloudy. Windy at times.
Tuesday, December 23rd, 2025
Overnight Temperature: 2°C
Cloudy. Windy.
Morning Temperature: 4°C
Cloudy. Windy.
Afternoon Temperature: 2°C
Cloudy. Windy.
Evening Temperature: 1°C
Cloudy.
Wednesday, December 24th, 2025
Overnight Temperature: -1°C
A mix of cloudy and clear skies.
Morning Temperature: -1°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 0°C
Cloudy.
Evening Temperature: 1°C
Cloudy.
Thursday, December 25th, 2025
Overnight Temperature: 1°C
Cloudy with flurries or showers likely. Risk of freezing rain.
Morning Temperature: 1°C
Cloudy with a slight chance of flurries or showers. Risk of freezing rain.
Afternoon Temperature: 1°C
Cloudy. Windy at times.
Evening Temperature: 0°C
Cloudy. Windy at times.
Friday, December 26th, 2025
Overnight Temperature: -1°C
Cloudy with a chance of flurries or showers. Windy at times.
Morning Temperature: -1°C
Cloudy with sunny periods with a chance of flurries. Windy at times.
Afternoon Temperature: -1°C
Cloudy. Windy at times.
Evening Temperature: -5°C
Cloudy. Windy at times.





 

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This WeatherCity Weather Forecast for Hamilton, Ontario, Canada is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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