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December 18th, 2025 :: 9:59 am EST   

Local Weather Report for
Blenheim
Ontario, Canada

 Current Blenheim Weather Conditions Updated December 18th at 9:00 am 
Overcast
Temperature:5°C Dew Point:0°C
Barometer:100.9 kPa Wind:N 58 Km/h
Humidity:70.0% Visibility:0 Km
 
 Blenheim Weather Forecast Summary  
 
Today
Dec 18th
Friday
Dec 19th
Saturday
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Mix of rain and snow Cloudy Cloudy Cloudy Cloudy
9°C
2°C
-4°C
3°C
-4°C
-1°C
-6°C
0°C
-7°C
 
 Blenheim Detailed Weather Forecast  
 
Thursday, December 18th, 2025
Morning Temperature: 6°C
Cloudy. Windy.
Afternoon Temperature: 7°C
Cloudy with a chance of showers. Wind 30 to 50 km/h.
Evening Temperature: 6°C
Cloudy with a few showers. Showers possibly mixed with wet flurries. Wind 30 to 50 km/h.
Friday, December 19th, 2025
Overnight Temperature: 0°C
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Morning Temperature: -3°C
A mix of cloud and sun. Wind 30 to 50 km/h.
Afternoon Temperature: -4°C
Cloudy. Wind 30 to 50 km/h.
Evening Temperature: -4°C
Cloudy. Windy at times.
Saturday, December 20th, 2025
Overnight Temperature: -3°C
Cloudy. Windy at times.
Morning Temperature: 1°C
Cloudy. Windy.
Afternoon Temperature: 3°C
Cloudy. Windy.
Evening Temperature: 0°C
Cloudy with a chance of flurries or showers. Windy.
Sunday, December 21st, 2025
Overnight Temperature: -3°C
Clear with cloudy periods. Windy.
Morning Temperature: -6°C
Cloudy. Windy.
Afternoon Temperature: -5°C
Sunny with cloudy periods. Windy.
Evening Temperature: -6°C
Clear with cloudy periods. Windy at times.
Monday, December 22nd, 2025
Overnight Temperature: -7°C
Cloudy.
Morning Temperature: -4°C
Cloudy. Windy at times.
Afternoon Temperature: -1°C
Cloudy with a slight chance of flurries or showers. Windy at times.
Evening Temperature: 0°C
Cloudy with a slight chance of flurries or showers. Windy at times.
Tuesday, December 23rd, 2025
Overnight Temperature: 1°C
Cloudy. Windy at times.
Morning Temperature: 2°C
Cloudy. Windy at times.
Afternoon Temperature: 2°C
Cloudy with a few flurries or showers. Risk of freezing rain. Windy at times.
Evening Temperature: 1°C
Cloudy.
Wednesday, December 24th, 2025
Overnight Temperature: 0°C
Cloudy.
Morning Temperature: 2°C
Cloudy. Windy at times.
Afternoon Temperature: 2°C
Cloudy. Windy at times.
Evening Temperature: 4°C
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Thursday, December 25th, 2025
Overnight Temperature: 3°C
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Morning Temperature: 3°C
Cloudy.
Afternoon Temperature: 3°C
Cloudy. Windy at times.
Evening Temperature: 2°C
Cloudy. Windy at times.
Friday, December 26th, 2025
Overnight Temperature: 1°C
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Morning Temperature: 2°C
Cloudy. Windy.
Afternoon Temperature: -1°C
Cloudy. Windy.
Evening Temperature: -2°C
Cloudy with a slight chance of flurries. Windy at times.





 

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This WeatherCity Weather Forecast for Blenheim, 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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