Weather.Knopka.ca
Your local weather forecast for today

Grimsby, ON — 1 hour detailed weather forecast


ON, Canada » Grimsby


Forecast for today, Monday, April 20, 2026
Detailed hourly forecast

04:00

Overcast

feels like: -5°
Overcast
Relative humidity: 58%, pressure: 760 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
05:00

Overcast

feels like: -5°
Overcast
Relative humidity: 56%, pressure: 761 mm
Precipitations: 0.1 mm
Wind: 14 km/h, northwest
06:00

Overcast

feels like: -5°
Overcast
Relative humidity: 56%, pressure: 761 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
07:00

Overcast

feels like: -4°
Overcast
Relative humidity: 56%, pressure: 762 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
08:00

Overcast

feels like: -5°
Overcast
Relative humidity: 56%, pressure: 763 mm
Precipitations: 0.2 mm
Wind: 18 km/h, north
09:00

Overcast
+1°
feels like: +-4°
Overcast
Relative humidity: 46%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 18 km/h, north
10:00

Overcast
+2°
feels like: +-3°
Overcast
Relative humidity: 45%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
11:00

Overcast
+3°
feels like: +-2°
Overcast
Relative humidity: 45%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
12:00

Overcast
+3°
feels like: +-1°
Overcast
Relative humidity: 45%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 18 km/h, northwest
13:00

Overcast
+3°
feels like: +-1°
Overcast
Relative humidity: 43%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
14:00

Overcast
+3°
feels like: +0°
Overcast
Relative humidity: 40%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
15:00

Overcast
+4°
feels like: +0°
Overcast
Relative humidity: 40%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
16:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 41%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
17:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 44%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
18:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 45%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
19:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 48%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
20:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 51%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
21:00

Clear
+3°
feels like: +1°
Clear
Relative humidity: 51%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
22:00

Clear
+3°
feels like: +0°
Clear
Relative humidity: 51%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
23:00

Clear
+2°
feels like: +-1°
Clear
Relative humidity: 62%, pressure: 764 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
00:00

Partly cloudy
+1°
feels like: +-2°
Partly cloudy
Relative humidity: 69%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
01:00

Partly cloudy

feels like: -2°
Partly cloudy
Relative humidity: 67%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
02:00

Partly cloudy

feels like: -3°
Partly cloudy
Relative humidity: 69%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
03:00

Overcast

feels like: -3°
Overcast
Relative humidity: 69%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
04:00

Overcast

feels like: -2°
Overcast
Relative humidity: 69%, pressure: 763 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south