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Weather forecast Sarnia on 7 days | Canada

On our website, you will find a detailed weather forecast for the week in Sarnia and other parts of the world. Would you like to know the detailed weather forecast in Sarnia for today? The air temperature will range from -2°C. A northeast wind is expected at a speed of 18.1 km/h. The atmospheric pressure will reach 771 mm Hg, humidity will be at 70%, and the cloudiness will be snow. Looking for the detailed weather forecast for tomorrow in Sarnia? The maximum temperature will be -2°C, while the minimum at night will be -6°C A west wind will prevail at a speed of 18.1 km/h. The humidity level will be 70%. The atmospheric pressure will reach 771 mm Hg, and the cloudiness will be snow. Need a detailed weather forecast for the weekend in Sarnia? The minimum temperature on Saturday will be -6°C, and the maximum will be -2°C A northwest wind is expected at a speed of 18.1
Thursday
2025-01-30
-2°C
snow
Day
-2°C
Night
-6°C
Wind
5.02 m/s
Pressure
771 mm
Humidity
70 %
Cloudiness
82%
Friday
2025-01-31
-2°C
Partly Cloudy
Day
-2°C
Night
-2°C
Wind
8.08 m/s
Pressure
766 mm
Humidity
75 %
Cloudiness
100%
Saturday
2025-02-01
-8°C
snow
Day
-8°C
Night
-14°C
Wind
8.94 m/s
Pressure
770 mm
Humidity
71 %
Cloudiness
98%
Sunday
2025-02-02
-5°C
snow
Day
-5°C
Night
0°C
Wind
5.67 m/s
Pressure
766 mm
Humidity
82 %
Cloudiness
100%
Monday
2025-02-03
1°C
Partly Cloudy
Day
+1°C
Night
0°C
Wind
4.67 m/s
Pressure
763 mm
Humidity
100 %
Cloudiness
100%
Tuesday
2025-02-04
-2°C
snow
Day
-2°C
Night
-7°C
Wind
6.02 m/s
Pressure
766 mm
Humidity
80 %
Cloudiness
97%
Wednesday
2025-02-05
-7°C
snow
Day
-7°C
Night
-6°C
Wind
4.39 m/s
Pressure
775 mm
Humidity
74 %
Cloudiness
85%
-9°C 
773 mm 
100 % 
-12°C 
772 mm 
21 % 
+7°C 
763 mm 
100 % 
-19°C 
781 mm 
99 % 
-11°C 
763 mm 
52 % 
-11°C 
767 mm 
67 % 
-6°C 
770 mm 
100 % 
-6°C 
766 mm 
90 % 
-14°C 
765 mm 
100 % 
-13°C 
772 mm 
100 % 
-4°C 
772 mm 
82 % 
-5°C 
765 mm 
97 % 
-8°C 
768 mm 
94 % 
+2°C 
775 mm 
100 % 
+1°C 
762 mm 
100 % 
-8°C 
761 mm 
57 % 
-9°C 
771 mm 
40 % 
-5°C 
772 mm 
69 % 
-4°C 
774 mm 
100 % 
+5°C 
774 mm 
100 % 
-9°C 
772 mm 
15 % 
-7°C 
770 mm 
98 % 
-5°C 
770 mm 
99 % 
-10°C 
771 mm 
36 %