Sarnia Weather Forecast

CURRENT CONDITIONS - February 16, 2026
-3°
Low of-3°
Feels like -6°CLast Updated: February 16, 2026 at 7:46 AMWeather information supplied by: OpenWeather API
POP:0.09%
Wind:6.51 km/h
Humidity:80%
UV:1.88
Sunrise:12:25 PM
Sunset:11:01 PM

Current Weather Alerts

Near zero visibility in fog is expected. Locally dense fog will persist in to early Monday morning before dissipating. ### Travel will likely be hazardous in some locations. Visibility will likely be suddenly reduced at times. 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

Scroll horizontally for more information

-2°C

7 AM

-3°C

8 AM

-2°C

9 AM

-2°C

10 AM

-1°C

11 AM

-1°C

12 PM

-1°C

1 PM

2°C

2 PM

5°C

3 PM

8°C

4 PM

9°C

5 PM

11°C

6 PM

11°C

7 PM

11°C

8 PM

11°C

9 PM

12°C

10 PM

9°C

11 PM

8°C

12 AM

5°C

1 AM

4°C

2 AM

4°C

3 AM

3°C

4 AM

2°C

5 AM

2°C

6 AM

1°C

7 AM

0°C

8 AM

0°C

9 AM

1°C

10 AM

2°C

11 AM

2°C

12 PM

2°C

1 PM

2°C

2 PM

2°C

3 PM

3°C

4 PM

3°C

5 PM

3°C

6 PM

4°C

7 PM

3°C

8 PM

3°C

9 PM

3°C

10 PM

2°C

11 PM

2°C

12 AM

2°C

1 AM

2°C

2 AM

1°C

3 AM

1°C

4 AM

1°C

5 AM

2°C

6 AM

Sarnia Weather Forecast - Weekly

Scroll horizontally for more information
Today
February 16
9°
-3°
Tomorrow
February 17
3°
0°
Wednesday
February 18
3°
1°
Thursday
February 19
5°
-1°
Friday
February 20
7°
2°
Saturday
February 21
2°
0°
Sunday
February 22
-1°
-5°
Monday
February 23
-8°
-12°

Local News