Weather for the next 7 days in St. Catharines, an urban area in Ontario, Canada.

Weather in St. Catharines for today, Saturday, 11 Apr 2026

Sunrise: 06:41
Sunset: 19:55
Moonrise: 03:57
Moonset: 13:23
UV Index: 1		02:0005:0008:0011:0014:0017:0020:0023:00
Clear Clear SunnySunnySunnySunnyClear Clear
Temperature3°C2°C3°C7°C10°C11°C6°C3°C
Feels Like0°C-2°C0°C4°C8°C9°C5°C2°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability0 %0 %0 %0 %0 %0 %0 %0 %
Cloud Cover6 %0 %0 %2 %2 %0 %3 %24 %
Wind Speed15 km/h14 km/h16 km/h11 km/h6 km/h5 km/h10 km/h7 km/h
Wind DirectionWNWWNWNWNWWSWSESE
Wind Gusts24 km/h22 km/h22 km/h13 km/h8 km/h7 km/h18 km/h13 km/h
Humidity89 %84 %83 %71 %55 %48 %64 %89 %
Dew Point1°C-1°C0°C3°C2°C1°C0°C1°C
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Weather in St. Catharines for tomorrow, Sunday, 12 Apr 2026

Sunrise: 06:39
Sunset: 19:56
Moonrise: 04:24
Moonset: 14:32
UV Index: 0		02:0005:0008:0011:0014:0017:0020:0023:00
MistMistMistOvercast Overcast Overcast Overcast Partly Cloudy
Temperature0°C0°C3°C8°C10°C11°C13°C14°C
Feels Like-1°C-2°C1°C5°C8°C10°C11°C11°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability0 %0 %0 %0 %0 %0 %0 %0 %
Cloud Cover75 %99 %100 %100 %100 %100 %100 %48 %
Wind Speed11 km/h10 km/h10 km/h8 km/h17 km/h17 km/h12 km/h32 km/h
Wind DirectionESEESEEESEEESESWSW
Wind Gusts20 km/h19 km/h18 km/h13 km/h29 km/h36 km/h26 km/h68 km/h
Humidity95 %96 %95 %68 %65 %79 %78 %80 %
Dew Point-1°C-1°C1°C2°C4°C8°C10°C10°C
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Weather in St. Catharines for Monday, 13 Apr 2026

Sunrise: 06:38
Sunset: 19:57
Moonrise: 04:47
Moonset: 15:43
UV Index: 1		02:0005:0008:0011:0014:0017:0020:0023:00
Light rainLight rainOvercast Overcast Cloudy Partly Cloudy Cloudy Overcast
Temperature14°C14°C14°C14°C16°C16°C14°C13°C
Feels Like11°C11°C11°C12°C16°C16°C13°C12°C
Precipitation2 mm1.3 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability100 %100 %0 %0 %0 %0 %0 %0 %
Cloud Cover100 %100 %100 %100 %87 %55 %67 %95 %
Wind Speed35 km/h39 km/h37 km/h35 km/h29 km/h23 km/h18 km/h15 km/h
Wind DirectionSWSWSWSWSWSWSWSSW
Wind Gusts74 km/h82 km/h75 km/h70 km/h60 km/h49 km/h38 km/h33 km/h
Humidity97 %94 %93 %94 %88 %88 %97 %84 %
Dew Point13°C13°C12°C13°C14°C15°C14°C11°C
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Weather in St. Catharines for Tuesday, 14 Apr 2026

Sunrise: 06:36
Sunset: 19:59
Moonrise: 05:08
Moonset: 16:54
UV Index: 1		02:0005:0008:0011:0014:0017:0020:0023:00
FogLight rain showerLight rain showerLight rain showerLight rain showerPatchy rain nearbyLight rain showerCloudy
Temperature13°C12°C13°C14°C15°C15°C14°C13°C
Feels Like11°C10°C10°C12°C14°C15°C12°C11°C
Precipitation0 mm1 mm2 mm0.4 mm1 mm0.1 mm1 mm0 mm
Probability0 %100 %100 %100 %100 %100 %100 %0 %
Cloud Cover100 %80 %100 %100 %79 %66 %70 %82 %
Wind Speed20 km/h17 km/h23 km/h33 km/h39 km/h35 km/h25 km/h25 km/h
Wind DirectionSSWSSWSWSWSWSWWSW
Wind Gusts42 km/h35 km/h48 km/h69 km/h82 km/h73 km/h52 km/h52 km/h
Humidity99 %99 %99 %94 %93 %92 %97 %97 %
Dew Point13°C12°C12°C13°C14°C14°C13°C13°C
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Weather in St. Catharines for Wednesday, 15 Apr 2026

Sunrise: 06:34
Sunset: 20:00
Moonrise: 05:29
Moonset: 18:08
UV Index: 0		02:0005:0008:0011:0014:0017:0020:0023:00
Patchy rain nearbyLight rain showerLight rain showerLight rainLight rain showerPatchy rain nearbyPatchy rain nearbyThundery outbreaks in nearby
Temperature14°C14°C13°C15°C14°C13°C12°C12°C
Feels Like12°C11°C11°C13°C12°C12°C11°C10°C
Precipitation0.1 mm0.7 mm0.8 mm0.9 mm0.3 mm0 mm0 mm0 mm
Probability100 %100 %100 %100 %100 %62 %61 %66 %
Cloud Cover68 %79 %93 %82 %100 %96 %100 %91 %
Wind Speed25 km/h23 km/h23 km/h25 km/h24 km/h23 km/h18 km/h15 km/h
Wind DirectionSWSWSSWSWSWSWSSW
Wind Gusts52 km/h48 km/h48 km/h52 km/h50 km/h48 km/h37 km/h31 km/h
Humidity98 %99 %99 %97 %97 %97 %99 %99 %
Dew Point13°C12°C11°C13°C13°C13°C12°C11°C
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Weather in St. Catharines for Thursday, 16 Apr 2026

Sunrise: 06:33
Sunset: 20:01
Moonrise: 05:50
Moonset: 19:26
UV Index: 3		02:0005:0008:0011:0014:0017:0020:0023:00
Light rain showerLight rain showerLight rain showerPatchy rain nearbyPatchy rain nearbyOvercast SunnyClear
Temperature12°C12°C12°C13°C13°C12°C11°C9°C
Feels Like10°C10°C9°C10°C10°C9°C9°C7°C
Precipitation1.2 mm0.4 mm0.2 mm0.1 mm0 mm0 mm0 mm0 mm
Probability100 %100 %100 %100 %87 %0 %0 %0 %
Cloud Cover100 %100 %93 %83 %86 %100 %0 %0 %
Wind Speed16 km/h19 km/h28 km/h31 km/h31 km/h25 km/h18 km/h14 km/h
Wind DirectionSSWSSWSWSWWWWNWW
Wind Gusts33 km/h40 km/h59 km/h63 km/h64 km/h52 km/h38 km/h29 km/h
Humidity100 %99 %99 %94 %82 %86 %82 %89 %
Dew Point12°C11°C12°C12°C10°C9°C8°C8°C
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Weather in St. Catharines for Friday, 17 Apr 2026

Sunrise: 06:31
Sunset: 20:02
Moonrise: 06:14
Moonset: 20:46
UV Index: 4		02:0005:0008:0011:0014:0017:0020:0023:00
Clear Clear SunnySunnyPartly Cloudy Partly Cloudy Cloudy Partly Cloudy
Temperature8°C8°C9°C13°C15°C16°C14°C13°C
Feels Like6°C6°C8°C12°C15°C16°C14°C13°C
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Probability0 %0 %0 %0 %0 %0 %0 %0 %
Cloud Cover0 %0 %0 %0 %31 %32 %81 %51 %
Wind Speed12 km/h10 km/h11 km/h10 km/h12 km/h11 km/h4 km/h8 km/h
Wind DirectionWSWSSWSSWSSWSWSSESE
Wind Gusts26 km/h20 km/h23 km/h21 km/h25 km/h23 km/h9 km/h17 km/h
Humidity88 %86 %88 %79 %69 %61 %74 %78 %
Dew Point6°C6°C7°C9°C10°C9°C9°C9°C
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