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Guelph, ON — 3 hour detailed weather forecast


ON, Canada » Guelph


Forecast for today, Monday, May 18, 2026
Detailed forecast - 3 hours intervals

02:00

Partly cloudy
+18°
feels like: +18°
Partly cloudy
Relative humidity: 77%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 14 km/h, south
05:00

Mainly sunny
+17°
feels like: +17°
Mainly sunny
Relative humidity: 78%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
08:00

Sunny
+19°
feels like: +19°
Clear
Relative humidity: 74%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
11:00

Sunny
+25°
feels like: +25°
Clear
Relative humidity: 63%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
14:00

Sunny
+27°
feels like: +28°
Clear
Relative humidity: 53%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 22 km/h, southwest
17:00

Sunny
+27°
feels like: +28°
Clear
Relative humidity: 57%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southwest
20:00

Mainly sunny
+24°
feels like: +25°
Mainly sunny
Relative humidity: 67%, pressure: 732 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
23:00

Partly cloudy
+21°
feels like: +21°
Partly cloudy
Relative humidity: 81%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
02:00

A mix of sun and cloud
+20°
feels like: +20°
A mix of sun and cloud
Relative humidity: 86%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
05:00

Mainly sunny
+18°
feels like: +18°
Mainly sunny
Relative humidity: 93%, pressure: 733 mm
Precipitations: 0.0 mm
Wind: 14 km/h, south