Your local weather forecast for today
St. Thomas, ON — 1 hour detailed weather forecast
ON, Canada » St. Thomas
Forecast for today, Saturday, December 13, 2025
17:00 |
-8° feels like: -14° |
Overcast
Relative humidity: 77%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
18:00 |
-8° feels like: -16° |
Overcast
Relative humidity: 75%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
19:00 |
-9° feels like: -17° |
Overcast
Relative humidity: 75%, pressure: 744 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
20:00 |
-10° feels like: -18° |
Overcast
Relative humidity: 76%, pressure: 744 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
21:00 |
-11° feels like: -20° |
Overcast
Relative humidity: 77%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
22:00 |
-13° feels like: -21° |
Overcast
Relative humidity: 75%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
23:00 |
-13° feels like: -22° |
Mainly sunny
Relative humidity: 74%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
00:00 |
-14° feels like: -23° |
Mainly sunny
Relative humidity: 74%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
01:00 |
-15° feels like: -24° |
Mainly sunny
Relative humidity: 74%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
02:00 |
-16° feels like: -26° |
Clear
Relative humidity: 74%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
03:00 |
-17° feels like: -26° |
Clear
Relative humidity: 74%, pressure: 745 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
04:00 |
-17° feels like: -27° |
Clear
Relative humidity: 74%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
05:00 |
-17° feels like: -27° |
Overcast
Relative humidity: 74%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
06:00 |
-17° feels like: -27° |
Overcast
Relative humidity: 75%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
07:00 |
-17° feels like: -27° |
Overcast
Relative humidity: 76%, pressure: 746 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
08:00 |
-15° feels like: -25° |
Overcast
Relative humidity: 76%, pressure: 747 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
09:00 |
-15° feels like: -25° |
Overcast
Relative humidity: 76%, pressure: 747 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
10:00 |
-14° feels like: -23° |
Overcast
Relative humidity: 75%, pressure: 748 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
11:00 |
-12° feels like: -22° |
Light snow
Relative humidity: 74%, pressure: 748 mm Precipitations: 0.1 mm Wind: 22 km/h, west |
12:00 |
-11° feels like: -20° |
Light snow
Relative humidity: 75%, pressure: 748 mm Precipitations: 0.2 mm Wind: 22 km/h, west |
13:00 |
-10° feels like: -19° |
Overcast
Relative humidity: 78%, pressure: 748 mm Precipitations: 0.0 mm Wind: 22 km/h, west |
14:00 |
-10° feels like: -17° |
Partly cloudy
Relative humidity: 81%, pressure: 749 mm Precipitations: 0.0 mm Wind: 18 km/h, west |
15:00 |
-9° feels like: -16° |
Partly cloudy
Relative humidity: 81%, pressure: 749 mm Precipitations: 0.0 mm Wind: 14 km/h, northwest |
16:00 |
-10° feels like: -16° |
Partly cloudy
Relative humidity: 82%, pressure: 750 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |
17:00 |
-11° feels like: -18° |
A mix of sun and cloud
Relative humidity: 82%, pressure: 750 mm Precipitations: 0.0 mm Wind: 11 km/h, northwest |