Weather for the next 10 days in Sarnia, an urban area in Ontario, Canada.

Weather in Sarnia for today, Monday, 21 Sep 2026

Sunrise: 07:11
Sunset: 19:24
Moonrise: 17:11
Moonset: 01:31
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Overcast Cloudy Overcast Overcast Overcast Overcast Overcast Overcast
Temperature10°C8°C7°C12°C15°C15°C10°C10°C
Feels Like7°C5°C3°C9°C15°C13°C8°C7°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability26 %19 %23 %14 %11 %10 %13 %15 %
Cloud Cover100 %73 %100 %100 %100 %100 %100 %99 %
Wind Speed23 km/h25 km/h24 km/h27 km/h26 km/h24 km/h21 km/h18 km/h
Wind DirectionNEENEENEENEENEENEENEENE
Wind Gusts53 km/h52 km/h49 km/h35 km/h29 km/h27 km/h43 km/h50 km/h
Humidity84 %82 %78 %57 %44 %41 %53 %60 %
Dew Point7°C5°C3°C3°C3°C1°C1°C3°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for tomorrow, Tuesday, 22 Sep 2026

Sunrise: 07:13
Sunset: 19:22
Moonrise: 17:38
Moonset: 02:36
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Overcast Overcast Partly Cloudy Overcast Overcast Overcast Patchy rain nearbyPatchy rain nearby
Temperature9°C8°C7°C14°C13°C13°C11°C11°C
Feels Like6°C5°C3°C12°C11°C10°C8°C8°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0.1 mm
Probability16 %14 %8 %14 %17 %20 %28 %32 %
Cloud Cover100 %95 %32 %100 %100 %100 %100 %100 %
Wind Speed15 km/h22 km/h23 km/h31 km/h32 km/h28 km/h27 km/h26 km/h
Wind DirectionENENENEENEENEENEEE
Wind Gusts42 km/h49 km/h52 km/h40 km/h41 km/h46 km/h51 km/h48 km/h
Humidity64 %60 %70 %57 %67 %73 %86 %84 %
Dew Point2°C1°C2°C6°C7°C8°C9°C8°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Wednesday, 23 Sep 2026

Sunrise: 07:14
Sunset: 19:21
Moonrise: 18:01
Moonset: 03:44
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Patchy rain nearbyPatchy rain nearbyPatchy rain nearbyLight drizzleLight rainPatchy rain nearbyLight drizzleOvercast
Temperature10°C10°C9°C11°C9°C11°C10°C10°C
Feels Like7°C7°C6°C8°C6°C9°C7°C7°C
Precipitation0 mm0 mm0 mm0.2 mm0.9 mm0 mm0.4 mm0 mm
Probability34 %31 %29 %39 %70 %24 %60 %29 %
Cloud Cover100 %100 %100 %100 %100 %100 %100 %100 %
Wind Speed26 km/h22 km/h19 km/h24 km/h17 km/h18 km/h23 km/h23 km/h
Wind DirectionEENEENEENENEEENEE
Wind Gusts52 km/h46 km/h44 km/h45 km/h41 km/h39 km/h49 km/h51 km/h
Humidity90 %90 %87 %75 %87 %74 %87 %88 %
Dew Point9°C8°C7°C7°C7°C7°C8°C8°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Thursday, 24 Sep 2026

Sunrise: 07:15
Sunset: 19:19
Moonrise: 18:21
Moonset: 04:52
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Light drizzleOvercast Patchy rain nearbyOvercast Overcast Overcast Overcast Clear
Temperature11°C11°C11°C14°C17°C16°C13°C11°C
Feels Like8°C9°C8°C12°C17°C16°C12°C9°C
Precipitation0.5 mm0 mm0.1 mm0 mm0 mm0 mm0 mm0 mm
Probability65 %26 %22 %12 %10 %11 %14 %7 %
Cloud Cover100 %100 %84 %100 %100 %100 %99 %3 %
Wind Speed20 km/h17 km/h21 km/h27 km/h25 km/h24 km/h13 km/h13 km/h
Wind DirectionEENEENEEEEENENE
Wind Gusts47 km/h39 km/h45 km/h34 km/h29 km/h27 km/h26 km/h30 km/h
Humidity87 %85 %74 %50 %36 %44 %59 %73 %
Dew Point9°C9°C6°C4°C2°C4°C5°C6°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Friday, 25 Sep 2026

Sunrise: 07:16
Sunset: 19:17
Moonrise: 18:42
Moonset: 06:00
UV Index: 6
02:0005:0008:0011:0014:0017:0020:0023:00
Clear Clear SunnySunnySunnySunnyClear Clear
Temperature9°C9°C9°C16°C20°C21°C14°C11°C
Feels Like8°C7°C7°C16°C20°C21°C14°C10°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability10 %7 %4 %1 %0 %0 %3 %3 %
Cloud Cover0 %0 %0 %0 %0 %0 %0 %0 %
Wind Speed13 km/h13 km/h12 km/h12 km/h10 km/h12 km/h7 km/h9 km/h
Wind DirectionENENENENENENNENNNE
Wind Gusts29 km/h21 km/h23 km/h16 km/h13 km/h16 km/h8 km/h27 km/h
Humidity82 %74 %63 %36 %25 %24 %57 %54 %
Dew Point7°C5°C2°C1°C-1°C0°C5°C2°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Saturday, 26 Sep 2026

Sunrise: 07:17
Sunset: 19:15
Moonrise: 19:02
Moonset: 07:10
UV Index: 6
02:0005:0008:0011:0014:0017:0020:0023:00
Clear Clear SunnySunnySunnySunnyClear Clear
Temperature10°C10°C10°C18°C22°C22°C16°C13°C
Feels Like9°C8°C9°C18°C22°C22°C16°C12°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability3 %5 %4 %1 %0 %0 %3 %7 %
Cloud Cover0 %0 %0 %0 %0 %0 %0 %4 %
Wind Speed12 km/h13 km/h12 km/h18 km/h18 km/h17 km/h8 km/h13 km/h
Wind DirectionNNENENNENENEENEENEENE
Wind Gusts20 km/h21 km/h23 km/h25 km/h23 km/h21 km/h9 km/h22 km/h
Humidity56 %66 %61 %37 %25 %26 %57 %73 %
Dew Point2°C4°C3°C3°C1°C2°C7°C8°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Sunday, 27 Sep 2026

Sunrise: 07:18
Sunset: 19:13
Moonrise: 19:25
Moonset: 08:22
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Partly Cloudy Partly Cloudy Overcast Cloudy Partly Cloudy SunnyOvercast Overcast
Temperature10°C8°C8°C15°C19°C17°C13°C12°C
Feels Like8°C6°C6°C13°C19°C17°C11°C9°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability6 %8 %19 %8 %3 %1 %13 %18 %
Cloud Cover41 %45 %98 %77 %42 %6 %100 %100 %
Wind Speed15 km/h14 km/h17 km/h23 km/h23 km/h23 km/h19 km/h21 km/h
Wind DirectionNEENEENEEEEENEE
Wind Gusts37 km/h43 km/h48 km/h31 km/h26 km/h27 km/h41 km/h52 km/h
Humidity60 %66 %71 %47 %33 %38 %53 %68 %
Dew Point3°C2°C3°C4°C2°C3°C4°C6°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Monday, 28 Sep 2026

Sunrise: 07:19
Sunset: 19:12
Moonrise: 19:51
Moonset: 09:37
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Clear Clear SunnySunnySunnySunnyClear Clear
Temperature10°C9°C9°C15°C18°C18°C14°C12°C
Feels Like8°C7°C7°C13°C18°C18°C13°C10°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability7 %10 %13 %1 %1 %1 %7 %10 %
Cloud Cover5 %5 %20 %5 %9 %0 %1 %2 %
Wind Speed16 km/h13 km/h12 km/h16 km/h17 km/h17 km/h13 km/h13 km/h
Wind DirectionEEEESEESESEESEE
Wind Gusts39 km/h21 km/h20 km/h20 km/h18 km/h18 km/h25 km/h29 km/h
Humidity71 %81 %84 %44 %34 %45 %75 %83 %
Dew Point5°C6°C7°C2°C2°C6°C10°C9°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Tuesday, 29 Sep 2026

Sunrise: 07:20
Sunset: 19:10
Moonrise: 20:23
Moonset: 10:55
UV Index: 4
02:0005:0008:0011:0014:0017:0020:0023:00
MistMistOvercast Patchy rain nearbyOvercast Overcast Overcast Overcast
Temperature12°C12°C13°C15°C16°C17°C15°C14°C
Feels Like11°C11°C12°C14°C16°C17°C14°C13°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability31 %24 %28 %20 %16 %15 %24 %26 %
Cloud Cover73 %42 %100 %100 %100 %100 %100 %100 %
Wind Speed7 km/h9 km/h8 km/h11 km/h8 km/h12 km/h14 km/h10 km/h
Wind DirectionEEENEEENENNNWNNE
Wind Gusts7 km/h9 km/h12 km/h14 km/h12 km/h14 km/h24 km/h23 km/h
Humidity94 %95 %87 %73 %65 %62 %80 %84 %
Dew Point11°C11°C11°C10°C10°C10°C11°C11°C
000102030405060708091011121314151617181920212223

Weather in Sarnia for Wednesday, 30 Sep 2026

Sunrise: 07:22
Sunset: 19:08
Moonrise: 21:04
Moonset: 12:13
UV Index: 5
02:0005:0008:0011:0014:0017:0020:0023:00
Overcast Overcast Overcast Cloudy Overcast Overcast Overcast Partly Cloudy
Temperature13°C14°C14°C18°C21°C20°C18°C15°C
Feels Like13°C13°C13°C18°C21°C20°C18°C14°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability27 %26 %25 %10 %11 %12 %16 %18 %
Cloud Cover100 %100 %89 %77 %98 %100 %99 %60 %
Wind Speed8 km/h9 km/h12 km/h14 km/h14 km/h7 km/h1 km/h10 km/h
Wind DirectionNNENNNENNENNESWENE
Wind Gusts13 km/h18 km/h27 km/h18 km/h17 km/h12 km/h4 km/h12 km/h
Humidity85 %83 %86 %57 %48 %52 %66 %85 %
Dew Point11°C11°C11°C10°C10°C10°C12°C12°C
000102030405060708091011121314151617181920212223

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