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Cornwall, ON — 3 hour detailed weather forecast


ON, Canada » Cornwall


Forecast for today, Friday, September 19, 2025
Detailed forecast - 3 hours intervals

02:00

Mainly sunny
+11°
feels like: +11°
Mainly sunny
Relative humidity: 78%, pressure: 756 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
05:00

Sunny
+9°
feels like: +7°
Clear
Relative humidity: 88%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
08:00

Sunny
+9°
feels like: +8°
Clear
Relative humidity: 79%, pressure: 758 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
11:00

Sunny
+15°
feels like: +15°
Clear
Relative humidity: 55%, pressure: 759 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
14:00

Sunny
+17°
feels like: +17°
Clear
Relative humidity: 46%, pressure: 759 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
17:00

Sunny
+18°
feels like: +18°
Clear
Relative humidity: 42%, pressure: 759 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
20:00

Sunny
+12°
feels like: +12°
Clear
Relative humidity: 60%, pressure: 760 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
23:00

Clear
+8°
feels like: +6°
Clear
Relative humidity: 65%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
02:00

Clear
+5°
feels like: +2°
Clear
Relative humidity: 79%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north