Your local weather forecast for today
St. Thomas, ON — 1 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 |
12:00 |
+23° feels like: +24° |
Clear
Relative humidity: 79%, pressure: 744 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
13:00 |
+24° feels like: +24° |
Clear
Relative humidity: 78%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
14:00 |
+24° feels like: +25° |
Clear
Relative humidity: 76%, pressure: 743 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
15:00 |
+25° feels like: +25° |
Mainly sunny
Relative humidity: 75%, pressure: 742 mm Precipitations: 0.0 mm Wind: 18 km/h, south |
16:00 |
+25° feels like: +26° |
Mainly sunny
Relative humidity: 73%, pressure: 742 mm Precipitations: 2.2 mm Wind: 14 km/h, southwest |
17:00 |
+26° feels like: +26° |
Mainly sunny
Relative humidity: 72%, pressure: 742 mm Precipitations: 0.1 mm Wind: 14 km/h, southwest |
18:00 |
+25° feels like: +26° |
Overcast
Relative humidity: 74%, pressure: 742 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
19:00 |
+23° feels like: +24° |
Rain
Relative humidity: 89%, pressure: 741 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
20:00 |
+23° feels like: +23° |
Rain
Relative humidity: 94%, pressure: 742 mm Precipitations: 0.0 mm Wind: 14 km/h, south |
21:00 |
+22° feels like: +23° |
Rain
Relative humidity: 95%, pressure: 742 mm Precipitations: 0.0 mm Wind: 18 km/h, southwest |
22:00 |
+21° feels like: +22° |
Rain
Relative humidity: 97%, pressure: 742 mm Precipitations: 0.0 mm Wind: 14 km/h, southwest |
23:00 |
+19° feels like: +19° |
Rain
Relative humidity: 98%, pressure: 742 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
00:00 |
+18° feels like: +18° |
Light showers
Relative humidity: 98%, pressure: 743 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
01:00 |
+18° feels like: +18° |
Light showers
Relative humidity: 98%, pressure: 743 mm Precipitations: 0.0 mm Wind: 11 km/h, southwest |
02:00 |
+18° feels like: +18° |
Overcast
Relative humidity: 96%, pressure: 742 mm Precipitations: 0.8 mm Wind: 11 km/h, southwest |
03:00 |
+14° feels like: +14° |
Light showers
Relative humidity: 93%, pressure: 743 mm Precipitations: 1.5 mm Wind: 14 km/h, northwest |
04:00 |
+12° feels like: +12° |
Light showers
Relative humidity: 83%, pressure: 743 mm Precipitations: 0.4 mm Wind: 22 km/h, north |
05:00 |
+11° feels like: +11° |
Light showers
Relative humidity: 81%, pressure: 744 mm Precipitations: 0.1 mm Wind: 22 km/h, north |
06:00 |
+10° feels like: +10° |
Partly cloudy
Relative humidity: 75%, pressure: 745 mm Precipitations: 0.0 mm Wind: 22 km/h, north |
07:00 |
+10° feels like: +7° |
Partly cloudy
Relative humidity: 75%, pressure: 746 mm Precipitations: 0.0 mm Wind: 18 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 |
09:00 |
+10° feels like: +10° |
Clear
Relative humidity: 66%, pressure: 747 mm Precipitations: 0.0 mm Wind: 22 km/h, north |
10:00 |
+12° feels like: +12° |
Clear
Relative humidity: 64%, pressure: 747 mm Precipitations: 0.0 mm Wind: 18 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 |