Sarnia Weather Forecast

CURRENT CONDITIONS - February 8, 2026
-10°
Low of-16°
Feels like -14°CLast Updated: February 8, 2026 at 10:36 PMWeather information supplied by: OpenWeather API
POP:0%
Wind:3.94 km/h
Humidity:83%
UV:2.44
Sunrise:12:36 PM
Sunset:10:50 PM

Current Weather Alerts

A period of very cold wind chills continues. What: Wind chills near minus 30. When: Tonight into Monday morning. ### Extreme cold puts everyone at risk. Risks are greater for young children, older adults, people with chronic illnesses, people working or exercising outdoors, and those without proper shelter. Cold warnings are issued when very cold temperatures or wind chill creates an elevated risk to health such as frost bite and hypothermia. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.

Sarnia Weather Forecast - Hourly

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-10°C

10 PM

-11°C

11 PM

-12°C

12 AM

-13°C

1 AM

-14°C

2 AM

-15°C

3 AM

-16°C

4 AM

-16°C

5 AM

-16°C

6 AM

-16°C

7 AM

-16°C

8 AM

-16°C

9 AM

-16°C

10 AM

-16°C

11 AM

-16°C

12 PM

-15°C

1 PM

-14°C

2 PM

-13°C

3 PM

-11°C

4 PM

-10°C

5 PM

-9°C

6 PM

-8°C

7 PM

-8°C

8 PM

-8°C

9 PM

-8°C

10 PM

-9°C

11 PM

-9°C

12 AM

-9°C

1 AM

-8°C

2 AM

-8°C

3 AM

-8°C

4 AM

-7°C

5 AM

-6°C

6 AM

-5°C

7 AM

-5°C

8 AM

-4°C

9 AM

-4°C

10 AM

-4°C

11 AM

-3°C

12 PM

-2°C

1 PM

-1°C

2 PM

0°C

3 PM

0°C

4 PM

1°C

5 PM

2°C

6 PM

2°C

7 PM

1°C

8 PM

1°C

9 PM

Sarnia Weather Forecast - Weekly

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Today
February 8
-13°
-16°
Tomorrow
February 9
-10°
-16°
Tuesday
February 10
1°
-7°
Wednesday
February 11
-3°
-5°
Thursday
February 12
-4°
-8°
Friday
February 13
-5°
-9°
Saturday
February 14
-3°
-10°
Sunday
February 15
-2°
-9°

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