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Gravenhurst, ON — 3 hour detailed weather forecast


ON, Canada » Gravenhurst


Forecast for today, Wednesday, March 18, 2026
Detailed forecast - 3 hours intervals

23:00

Partly cloudy
-13°
feels like: -18°
Partly cloudy
Relative humidity: 72%, pressure: 742 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
02:00

Overcast
-14°
feels like: -14°
Overcast
Relative humidity: 77%, pressure: 744 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
05:00

Overcast
-15°
feels like: -15°
Overcast
Relative humidity: 80%, pressure: 744 mm
Precipitations: 0.0 mm
Wind: 0 km/h, east
08:00

Overcast
-15°
feels like: -19°
Overcast
Relative humidity: 80%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southeast
11:00

Overcast
-9°
feels like: -15°
Overcast
Relative humidity: 66%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, south
14:00

Overcast
-5°
feels like: -11°
Overcast
Relative humidity: 50%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 18 km/h, south
17:00

Overcast
-3°
feels like: -9°
Overcast
Relative humidity: 46%, pressure: 744 mm
Precipitations: 0.0 mm
Wind: 18 km/h, south
20:00

Light snow
-4°
feels like: -9°
Light snow
Relative humidity: 60%, pressure: 744 mm
Precipitations: 0.2 mm
Wind: 14 km/h, southeast
23:00

Light snow
-4°
feels like: -10°
Light snow
Relative humidity: 71%, pressure: 743 mm
Precipitations: 0.1 mm
Wind: 14 km/h, south