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Weather in St. Thomas, Ontario, Canada

Now
28 °F

Light snow. Overcast.


Feels Like: 17 °F
Forecast: 31 / 22 °F
Wind: 16 mph from Southwest

Location: London Weather Station
Current Time: Dec 6, 2025 at 9:46:39 am
Latest Report: Dec 6, 2025 at 9:00 am
Visibility: 12 mi
Pressure: 29.80 "Hg
Humidity: 80%
Dew Point: 23 °F
Location of St. ThomasLocation

Upcoming 5 hours

Now10:00 am11:00 am12:00 pm1:00 pm2:00 pm
28 °F28 °F29 °F30 °F30 °F31 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature28 °F30 °F26 °F23 °F26 °F29 °F23 °F
Light snow. Overcast.Light snow. Overcast.Light snow. Cloudy.Light snow. Overcast.Light snow. Overcast.Snow. Overcast.Light snow. Partly cloudy.
Feels Like17 °F21 °F18 °F16 °F20 °F20 °F15 °F
Wind Speed14 mph11 mph7 mph5 mph5 mph11 mph6 mph
Wind DirectionWSW
W
W
W
WNW
WNW
NW
Humidity83%78%79%84%89%82%79%
Dew Point23 °F24 °F20 °F19 °F23 °F24 °F18 °F
Visibility2 mi2 mi6 mi7 mi2 mi2 mi2 mi
Probability of Precipitation36%22%10%0%41%53%28%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.26"0.24"0.04"0.06"0.46"0.65"0.16"
* Updated Saturday, December 6, 2025 2:42:35 am St. Thomas time - Weather by CustomWeather, © 2025

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

Yesterday's weather

Passing clouds. 27 / 5 °F
Humidity: 78%. Wind: 9 mph from Southwest

More weather last week

Currently at nearby stations

32 °F

Delhi Cs Ont: (32 mi)

Chilly.

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Forecast for the next 2 weeks

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30
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Detailed forecast for 14 days