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Markham, ON — 1 hour detailed weather forecast


ON, Canada » Markham


Forecast for today, Wednesday, December 17, 2025
Detailed hourly forecast

05:00

A mix of sun and cloud
+2°
feels like: +-3°
A mix of sun and cloud
Relative humidity: 87%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
06:00

A mix of sun and cloud
+2°
feels like: +-3°
A mix of sun and cloud
Relative humidity: 86%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
07:00

A mix of sun and cloud
+2°
feels like: +-2°
A mix of sun and cloud
Relative humidity: 85%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
08:00

Overcast
+2°
feels like: +-2°
Overcast
Relative humidity: 85%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
09:00

Overcast
+3°
feels like: +-1°
Overcast
Relative humidity: 86%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
10:00

Overcast
+3°
feels like: +-1°
Overcast
Relative humidity: 86%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
11:00

Partly cloudy
+3°
feels like: +-1°
Partly cloudy
Relative humidity: 87%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
12:00

Partly cloudy
+3°
feels like: +-1°
Partly cloudy
Relative humidity: 87%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
13:00

Partly cloudy
+3°
feels like: +-1°
Partly cloudy
Relative humidity: 85%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
14:00

A mix of sun and cloud
+3°
feels like: +-2°
A mix of sun and cloud
Relative humidity: 78%, pressure: 742 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
15:00

A mix of sun and cloud
+2°
feels like: +-2°
A mix of sun and cloud
Relative humidity: 78%, pressure: 743 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
16:00

A mix of sun and cloud
+1°
feels like: +-3°
A mix of sun and cloud
Relative humidity: 80%, pressure: 744 mm
Precipitations: 0.0 mm
Wind: 18 km/h, west
17:00

Mainly sunny

feels like: -4°
Mainly sunny
Relative humidity: 82%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
18:00

Mainly sunny

feels like: -5°
Mainly sunny
Relative humidity: 83%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
19:00

Mainly sunny
-1°
feels like: -5°
Mainly sunny
Relative humidity: 83%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
20:00

Sunny
-2°
feels like: -6°
Clear
Relative humidity: 85%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
21:00

Clear
-5°
feels like: -8°
Clear
Relative humidity: 89%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
22:00

Clear
-5°
feels like: -5°
Clear
Relative humidity: 91%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 0 km/h, southwest
23:00

Mainly sunny
-5°
feels like: -5°
Mainly sunny
Relative humidity: 91%, pressure: 749 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
00:00

Mainly sunny
-4°
feels like: -6°
Mainly sunny
Relative humidity: 88%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 4 km/h, south
01:00

Mainly sunny
-2°
feels like: -5°
Mainly sunny
Relative humidity: 89%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
02:00

A mix of sun and cloud
-1°
feels like: -5°
A mix of sun and cloud
Relative humidity: 93%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
03:00

A mix of sun and cloud
-2°
feels like: -5°
A mix of sun and cloud
Relative humidity: 95%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
04:00

A mix of sun and cloud
+1°
feels like: +-3°
A mix of sun and cloud
Relative humidity: 92%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southeast
05:00

A mix of sun and cloud

feels like: -4°
A mix of sun and cloud
Relative humidity: 92%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southeast