Your local weather forecast for today
St. Thomas, ON — 3 hour detailed weather forecast
ON, Canada » St. Thomas
Forecast for today, Sunday, January 18, 2026
13:00 |
-8° feels like: -14° |
A mix of sun and cloud
Relative humidity: 79%, pressure: 742 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
16:00 |
-7° feels like: -12° |
A mix of sun and cloud
Relative humidity: 85%, pressure: 741 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
19:00 |
-8° feels like: -14° |
Overcast
Relative humidity: 87%, pressure: 741 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
22:00 |
-8° feels like: -13° |
Overcast
Relative humidity: 85%, pressure: 739 mm Precipitations: 0.1 mm Wind: 11 km/h, southwest |
01:00 |
-7° feels like: -14° |
Snow
Relative humidity: 83%, pressure: 739 mm Precipitations: 0.4 mm Wind: 14 km/h, southwest |
04:00 |
-7° feels like: -13° |
Snow
Relative humidity: 82%, pressure: 737 mm Precipitations: 0.4 mm Wind: 14 km/h, southwest |
07:00 |
-7° feels like: -14° |
Light snow
Relative humidity: 82%, pressure: 736 mm Precipitations: 0.2 mm Wind: 18 km/h, southwest |
10:00 |
-7° feels like: -15° |
Light snow
Relative humidity: 79%, pressure: 736 mm Precipitations: 0.1 mm Wind: 25 km/h, southwest |
13:00 |
-8° feels like: -18° |
Light snow
Relative humidity: 69%, pressure: 737 mm Precipitations: 0.2 mm Wind: 29 km/h, west |