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Sarnia, ON — 3 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Sunday, December 28, 2025
Detailed forecast - 3 hours intervals

07:00

Light showers

feels like: -4°
Light showers
Relative humidity: 91%, pressure: 742 mm
Precipitations: 0.3 mm
Wind: 14 km/h, southeast
10:00

Rain
+1°
feels like: +-3°
Rain
Relative humidity: 93%, pressure: 740 mm
Precipitations: 3.5 mm
Wind: 18 km/h, south
13:00

Rain
+2°
feels like: +-2°
Rain
Relative humidity: 94%, pressure: 737 mm
Precipitations: 2.5 mm
Wind: 14 km/h, south
16:00

Rain
+3°
feels like: +-1°
Rain
Relative humidity: 97%, pressure: 733 mm
Precipitations: 6.4 mm
Wind: 14 km/h, southeast
19:00

Rain
+7°
feels like: +4°
Rain
Relative humidity: 95%, pressure: 729 mm
Precipitations: 4.1 mm
Wind: 14 km/h, south
22:00

Rain
+12°
feels like: +12°
Rain
Relative humidity: 94%, pressure: 727 mm
Precipitations: 5.2 mm
Wind: 25 km/h, southwest
01:00

Overcast
+12°
feels like: +12°
Overcast
Relative humidity: 89%, pressure: 725 mm
Precipitations: 0.3 mm
Wind: 29 km/h, southwest
04:00

Overcast
+4°
feels like: +-1°
Overcast
Relative humidity: 84%, pressure: 727 mm
Precipitations: 0.0 mm
Wind: 32 km/h, southwest
07:00

Overcast

feels like: -7°
Overcast
Relative humidity: 72%, pressure: 727 mm
Precipitations: 0.0 mm
Wind: 36 km/h, southwest