Current Conditions
Mostly Cloudy
Temp:
21°C
Wind: From the SE at 16 km/h
Pressure: 100.7 kPa (falling)
Humidity: 26%
Visibility: 24 km
Observed at: 3:00 pm EDT
St. Thomas, Ontario Weather
Today
Sunny
High:
23°C
Sunny. High 23. UV index 5 or moderate.
Tonight
Showers or thunderstorms
Overnight low:
14°C
Mainly cloudy. 40 percent chance of showers early this evening. Showers or thunderstorms beginning this evening and ending overnight. Risk of a thunderstorm early this evening. Fog patches developing overnight. Local amount 10 to 15 mm. Wind southeast 20 km/h becoming light late this evening. Low 14.