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Grimsby, ON — 3 hour detailed weather forecast


ON, Canada » Grimsby


Forecast for today, Sunday, March 22, 2026
Detailed forecast - 3 hours intervals

11:00

Rain
+6°
feels like: +4°
Rain
Relative humidity: 87%, pressure: 747 mm
Precipitations: 6.5 mm
Wind: 7 km/h, west
14:00

Overcast
+7°
feels like: +5°
Overcast
Relative humidity: 84%, pressure: 747 mm
Precipitations: 0.4 mm
Wind: 11 km/h, west
17:00

Overcast
+5°
feels like: +2°
Overcast
Relative humidity: 79%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northeast
20:00

Overcast
+5°
feels like: +2°
Overcast
Relative humidity: 80%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
23:00

Overcast
+3°
feels like: +0°
Overcast
Relative humidity: 79%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northeast
02:00

Overcast
+1°
feels like: +-3°
Overcast
Relative humidity: 75%, pressure: 754 mm
Precipitations: 0.1 mm
Wind: 14 km/h, northeast
05:00

Overcast
+1°
feels like: +-4°
Overcast
Relative humidity: 75%, pressure: 755 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northeast
08:00

Overcast
+1°
feels like: +-3°
Overcast
Relative humidity: 73%, pressure: 757 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
11:00

Overcast
+1°
feels like: +-2°
Overcast
Relative humidity: 70%, pressure: 759 mm
Precipitations: 0.1 mm
Wind: 7 km/h, northeast
14:00

Light snow
+2°
feels like: +-2°
Light snow
Relative humidity: 68%, pressure: 760 mm
Precipitations: 0.5 mm
Wind: 14 km/h, north