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Sarnia, ON — 1 hour detailed weather forecast


ON, Canada » Sarnia


Forecast for today, Tuesday, May 5, 2026
Detailed hourly forecast

02:00

A mix of sun and cloud
+18°
feels like: +18°
A mix of sun and cloud
Relative humidity: 85%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 18 km/h, southwest
03:00

Partly cloudy
+17°
feels like: +17°
Partly cloudy
Relative humidity: 88%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
04:00

Partly cloudy
+17°
feels like: +17°
Partly cloudy
Relative humidity: 88%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
05:00

Partly cloudy
+16°
feels like: +16°
Partly cloudy
Relative humidity: 88%, pressure: 734 mm
Precipitations: 0.0 mm
Wind: 14 km/h, southwest
06:00

A mix of sun and cloud
+14°
feels like: +14°
A mix of sun and cloud
Relative humidity: 89%, pressure: 735 mm
Precipitations: 0.0 mm
Wind: 11 km/h, west
07:00

A mix of sun and cloud
+10°
feels like: +8°
A mix of sun and cloud
Relative humidity: 84%, pressure: 736 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northwest
08:00

A mix of sun and cloud
+9°
feels like: +7°
A mix of sun and cloud
Relative humidity: 81%, pressure: 737 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
09:00

Overcast
+10°
feels like: +8°
Overcast
Relative humidity: 73%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north
10:00

Overcast
+10°
feels like: +10°
Overcast
Relative humidity: 68%, pressure: 738 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northeast
11:00

Overcast
+11°
feels like: +11°
Overcast
Relative humidity: 63%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 11 km/h, northeast
12:00

A mix of sun and cloud
+12°
feels like: +12°
A mix of sun and cloud
Relative humidity: 55%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northeast
13:00

A mix of sun and cloud
+12°
feels like: +12°
A mix of sun and cloud
Relative humidity: 55%, pressure: 739 mm
Precipitations: 0.1 mm
Wind: 14 km/h, northeast
14:00

A mix of sun and cloud
+12°
feels like: +12°
A mix of sun and cloud
Relative humidity: 55%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northeast
15:00

Overcast
+13°
feels like: +13°
Overcast
Relative humidity: 55%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, north
16:00

Overcast
+13°
feels like: +13°
Overcast
Relative humidity: 55%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, northwest
17:00

Overcast
+13°
feels like: +13°
Overcast
Relative humidity: 54%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 14 km/h, west
18:00

Overcast
+13°
feels like: +13°
Overcast
Relative humidity: 54%, pressure: 739 mm
Precipitations: 0.2 mm
Wind: 11 km/h, southwest
19:00

Overcast
+13°
feels like: +13°
Overcast
Relative humidity: 56%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 11 km/h, southwest
20:00

Overcast
+12°
feels like: +12°
Overcast
Relative humidity: 69%, pressure: 739 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
21:00

Overcast
+11°
feels like: +11°
Overcast
Relative humidity: 74%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
22:00

Overcast
+9°
feels like: +9°
Overcast
Relative humidity: 75%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 7 km/h, south
23:00

Overcast
+8°
feels like: +8°
Overcast
Relative humidity: 75%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 4 km/h, southwest
00:00

Overcast
+8°
feels like: +7°
Overcast
Relative humidity: 75%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 7 km/h, west
01:00

Overcast
+7°
feels like: +5°
Overcast
Relative humidity: 77%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 7 km/h, northwest
02:00

Overcast
+7°
feels like: +5°
Overcast
Relative humidity: 75%, pressure: 740 mm
Precipitations: 0.0 mm
Wind: 11 km/h, north