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Markham, ON — 3 hour detailed weather forecast


ON, Canada » Markham


Forecast for today, Wednesday, January 21, 2026
Detailed forecast - 3 hours intervals

22:00

Overcast
-12°
feels like: -21°
Overcast
Relative humidity: 75%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
01:00

A mix of sun and cloud
-12°
feels like: -20°
A mix of sun and cloud
Relative humidity: 75%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
04:00

Overcast
-12°
feels like: -19°
Overcast
Relative humidity: 73%, pressure: 753 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
07:00

Overcast
-12°
feels like: -16°
Overcast
Relative humidity: 77%, pressure: 751 mm
Precipitations: 0.0 mm
Wind: 7 km/h, southwest
10:00

Snow
-7°
feels like: -12°
Snow
Relative humidity: 83%, pressure: 749 mm
Precipitations: 0.6 mm
Wind: 11 km/h, south
13:00

Snow
-5°
feels like: -10°
Snow
Relative humidity: 89%, pressure: 746 mm
Precipitations: 2.3 mm
Wind: 11 km/h, south
16:00

Snow
-4°
feels like: -8°
Snow
Relative humidity: 87%, pressure: 743 mm
Precipitations: 1.1 mm
Wind: 11 km/h, southwest
19:00

Light snow
-3°
feels like: -8°
Light snow
Relative humidity: 88%, pressure: 742 mm
Precipitations: 0.1 mm
Wind: 11 km/h, southwest
22:00

Light snow
-3°
feels like: -9°
Light snow
Relative humidity: 83%, pressure: 741 mm
Precipitations: 0.1 mm
Wind: 18 km/h, southwest
01:00

Overcast
-3°
feels like: -10°
Overcast
Relative humidity: 77%, pressure: 742 mm
Precipitations: 0.0 mm
Wind: 22 km/h, west