Your local weather forecast for today
St. Thomas, ON — 3 hour detailed weather forecast
ON, Canada » St. Thomas
Forecast for today, Tuesday, May 19, 2026
11:00 |
+23° feels like: +23° |
Clear
Relative humidity: 82%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
14:00 |
+24° feels like: +25° |
Clear
Relative humidity: 76%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
17:00 |
+26° feels like: +26° |
Mainly sunny
Relative humidity: 72%, pressure: 742 mm Precipitations: 2.3 mm Wind: 14 km/h, southwest |
20:00 |
+23° feels like: +23° |
Rain
Relative humidity: 94%, pressure: 742 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
23:00 |
+19° feels like: +19° |
Rain
Relative humidity: 98%, pressure: 742 mm Precipitations: 0.1 mm Wind: 11 km/h, southwest |
02:00 |
+18° feels like: +18° |
Overcast
Relative humidity: 96%, pressure: 742 mm Precipitations: 0.9 mm Wind: 11 km/h, southwest |
05:00 |
+11° feels like: +11° |
Light showers
Relative humidity: 81%, pressure: 744 mm Precipitations: 2.0 mm Wind: 22 km/h, north |
08:00 |
+10° feels like: +7° |
Partly cloudy
Relative humidity: 70%, pressure: 746 mm Precipitations: 0.0 mm Wind: 22 km/h, north |
11:00 |
+13° feels like: +13° |
Clear
Relative humidity: 62%, pressure: 748 mm Precipitations: 0.0 mm Wind: 18 km/h, north |