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St. Thomas, ON — 3 hour detailed weather forecast


ON, Canada » St. Thomas


Forecast for today, Tuesday, May 5, 2026
Detailed forecast - 3 hours intervals

05:00

Showers
+13°
feels like: +13°
Showers
Relative humidity: 88%, pressure: 732 mm
Precipitations: 1.4 mm
Wind: 18 km/h, southwest
08:00

Mainly sunny
+14°
feels like: +14°
Mainly sunny
Relative humidity: 84%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
11:00

A mix of sun and cloud
+15°
feels like: +15°
A mix of sun and cloud
Relative humidity: 63%, pressure: 735 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
14:00

Overcast
+14°
feels like: +14°
Overcast
Relative humidity: 53%, pressure: 736 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
17:00

Showers
+11°
feels like: +11°
Showers
Relative humidity: 70%, pressure: 737 mm
Precipitations: 1.2 mm
Wind: 14 km/h, north
20:00

Showers
+10°
feels like: +10°
Showers
Relative humidity: 83%, pressure: 737 mm
Precipitations: 1.5 mm
Wind: 0 km/h, north
23:00

Overcast
+9°
feels like: +7°
Overcast
Relative humidity: 93%, pressure: 738 mm
Precipitations: 0.1 mm
Wind: 7 km/h, south
02:00

Overcast
+8°
feels like: +7°
Overcast
Relative humidity: 95%, pressure: 738 mm
Precipitations: 0.2 mm
Wind: 4 km/h, south
05:00

Light showers
+8°
feels like: +8°
Light showers
Relative humidity: 98%, pressure: 737 mm
Precipitations: 0.2 mm
Wind: 0 km/h, northwest