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Cornwall, ON — 3 hour detailed weather forecast


ON, Canada » Cornwall


Forecast for today, Monday, September 15, 2025
Detailed forecast - 3 hours intervals

20:00

Sunny
+16°
feels like: +16°
Clear
Relative humidity: 75%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northeast
23:00

Clear
+12°
feels like: +12°
Clear
Relative humidity: 85%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 4 km/h, east
02:00

Clear
+9°
feels like: +9°
Clear
Relative humidity: 94%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 0 km/h, east
05:00

A mix of sun and cloud
+8°
feels like: +8°
A mix of sun and cloud
Relative humidity: 99%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 0 km/h, northeast
08:00

A mix of sun and cloud
+11°
feels like: +11°
A mix of sun and cloud
Relative humidity: 96%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northeast
11:00

Sunny
+20°
feels like: +20°
Clear
Relative humidity: 66%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast
14:00

Sunny
+24°
feels like: +24°
Clear
Relative humidity: 51%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northeast
17:00

Sunny
+24°
feels like: +24°
Clear
Relative humidity: 50%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast
20:00

Sunny
+18°
feels like: +18°
Clear
Relative humidity: 70%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northeast