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Sarnia, ON — 3 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Saturday, March 7, 2026
Detailed forecast - 3 hours intervals

04:00

Showers
+12°
feels like: +12°
Showers
Relative humidity: 95%, pressure: 742 mm
Precipitations: 0.9 mm
Wind: 18 km/h, southwest
07:00

A mix of sun and cloud
+12°
feels like: +12°
A mix of sun and cloud
Relative humidity: 96%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
10:00

A mix of sun and cloud
+15°
feels like: +15°
A mix of sun and cloud
Relative humidity: 89%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 25 km/h, southwest
13:00

Light showers
+16°
feels like: +16°
Light showers
Relative humidity: 91%, pressure: 738 mm
Precipitations: 0.3 mm
Wind: 29 km/h, southwest
16:00

Showers
+16°
feels like: +16°
Showers
Relative humidity: 88%, pressure: 737 mm
Precipitations: 1.4 mm
Wind: 25 km/h, southwest
19:00

Light showers
+13°
feels like: +13°
Light showers
Relative humidity: 85%, pressure: 738 mm
Precipitations: 0.6 mm
Wind: 22 km/h, west
22:00

Overcast
+8°
feels like: +5°
Overcast
Relative humidity: 86%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 22 km/h, northwest
01:00

A mix of sun and cloud
+5°
feels like: +2°
A mix of sun and cloud
Relative humidity: 83%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
05:00

Overcast
+4°
feels like: +1°
Overcast
Relative humidity: 84%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
08:00

Sunny
+3°
feels like: +0°
Clear
Relative humidity: 88%, pressure: 741 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest