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Markham, ON — 1 hour detailed weather forecast


ON, Canada » Markham


Forecast for today, Thursday, September 18, 2025
Detailed hourly forecast

02:00

Clear
+14°
feels like: +14°
Clear
Relative humidity: 86%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
03:00

Clear
+14°
feels like: +14°
Clear
Relative humidity: 85%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
04:00

Clear
+13°
feels like: +13°
Clear
Relative humidity: 85%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
05:00

Sunny
+13°
feels like: +13°
Clear
Relative humidity: 85%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
06:00

A mix of sun and cloud
+13°
feels like: +13°
A mix of sun and cloud
Relative humidity: 84%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
07:00

A mix of sun and cloud
+14°
feels like: +14°
A mix of sun and cloud
Relative humidity: 80%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
08:00

A mix of sun and cloud
+15°
feels like: +15°
A mix of sun and cloud
Relative humidity: 72%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
09:00

Partly cloudy
+19°
feels like: +19°
Partly cloudy
Relative humidity: 65%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
10:00

Partly cloudy
+22°
feels like: +22°
Partly cloudy
Relative humidity: 57%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
11:00

Partly cloudy
+25°
feels like: +25°
Partly cloudy
Relative humidity: 49%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
12:00

Sunny
+26°
feels like: +26°
Clear
Relative humidity: 46%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, northwest
13:00

Sunny
+27°
feels like: +28°
Clear
Relative humidity: 46%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, west
14:00

Sunny
+28°
feels like: +28°
Clear
Relative humidity: 45%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 4 km/h, west
15:00

Mainly sunny
+29°
feels like: +29°
Mainly sunny
Relative humidity: 44%, pressure: 747 mm
Precipitations: 0.1 mm
Wind: 7 km/h, west
16:00

Mainly sunny
+28°
feels like: +28°
Mainly sunny
Relative humidity: 44%, pressure: 746 mm
Precipitations: 0.1 mm
Wind: 7 km/h, northwest
17:00

Mainly sunny
+28°
feels like: +28°
Mainly sunny
Relative humidity: 49%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
18:00

Sunny
+26°
feels like: +26°
Clear
Relative humidity: 56%, pressure: 746 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
19:00

Sunny
+23°
feels like: +23°
Clear
Relative humidity: 64%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
20:00

Sunny
+20°
feels like: +20°
Clear
Relative humidity: 73%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
21:00

Clear
+19°
feels like: +19°
Clear
Relative humidity: 79%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
22:00

Clear
+18°
feels like: +18°
Clear
Relative humidity: 84%, pressure: 747 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
23:00

Clear
+17°
feels like: +17°
Clear
Relative humidity: 88%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
00:00

Overcast
+16°
feels like: +16°
Overcast
Relative humidity: 90%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
01:00

Overcast
+15°
feels like: +15°
Overcast
Relative humidity: 90%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north
02:00

Overcast
+15°
feels like: +15°
Overcast
Relative humidity: 88%, pressure: 748 mm
Precipitations: 0.0 mm
Wind: 7 km/h, north