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Weather in Sarnia, Ontario, Canada

Now
19 °F

Light snow. Passing clouds.


Feels Like: 7 °F
Forecast: 22 / 5 °F
Wind: 13 mph from Northwest

Location: Sarnia Airport
Current Time: Feb 4, 2026 at 1:48:16 am
Latest Report: Feb 4, 2026 at 1:00 am
Visibility: 9 mi
Pressure: 30.29 "Hg
Humidity: 68%
Dew Point: 10 °F

Upcoming 5 hours

Now 2:00 am 3:00 am 4:00 am 5:00 am 6:00 am
19 °F 7 °F 6 °F 5 °F 5 °F 4 °F

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Forecast for the next 48 hours

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  Wednesday Thursday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 9 °F 8 °F 21 °F 10 °F 7 °F 11 °F 22 °F
Clear. Scatt­erred clouds. Overcast. Scatt­erred clouds. Scatt­erred clouds. Overcast. Light snow. Overcast.
Feels Like -2 °F -4 °F 13 °F 2 °F -1 °F 1 °F 11 °F
Wind Speed 7 mph 7 mph 6 mph 4 mph 4 mph 7 mph 10 mph
Wind Direction NW
NW
NW
WNW
W
SSW
SSW
Humidity 81% 88% 64% 83% 81% 86% 70%
Dew Point 4 °F 5 °F 11 °F 5 °F 3 °F 8 °F 13 °F
Visibility 5 mi 6 mi 7 mi 6 mi 5 mi 5 mi 5 mi
Probability of Precipitation 2% 2% 2% 5% 0% 1% 5%
Amount of Rain 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.19"
* Updated Tuesday, February 3, 2026 8:42:50 pm Sarnia time - Weather by CustomWeather, © 2026

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Light snow. Overcast. 25 / 18 °F
Humidity: 76%. Wind: 10 mph from Northwest

More weather last week

Currently at nearby stations

19 °F

Windsor Weather Station: (58 mi)

Overcast.

14 °F

London Weather Station: (62 mi)

Snow flurries. Passing clouds.

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Forecast for the next 2 weeks

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Sun Mon Tue Wed Thu Fri Sat
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View historic weather

19
20
21

Detailed forecast for 14 days