St. Catharines, Ontario, Canada Weather Forecast

Tonight's Weather

Fri, Apr 17

Partly cloudy Lo: 48°

Tomorrow: Cloudy, windy and warmer; a couple of showers and a thunderstorm in the afternoon; thunderstorms can bring hail and damaging winds Hi: 74°

Current Weather

7:52 PM

Looking Ahead

Thunderstorms in the area tomorrow afternoon through late tomorrow night; storms can bring hail and damaging winds

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Tonight

4/17

48° Lo

Partly cloudy

Sat

4/18

74° 41°

A shower and thunderstorm

Night: A thunderstorm; breezy late

86%

Sun

4/19

48° 32°

Mostly cloudy; breezy, cooler

A shower early, then a flurry

25%

Mon

4/20

41° 30°

Cold; breezy in the morning

Partly cloudy

Tue

4/21

54° 41°

Windy with clouds and sun

A couple of evening showers

23%

Wed

4/22

55° 36°

More sun than clouds

Clear

Thu

4/23

55° 44°

Mostly sunny

Partly cloudy

Fri

4/24

62° 46°

Clouds and sun

Clear

Sat

4/25

56° 42°

Plenty of sun

Increasing clouds

Sun

4/26

57° 42°

A thick cloud cover

Clear to partly cloudy

Sun & Moon

13 hrs 30 mins

Rise 6:32 AM

Set 8:02 PM

New Moon

Rise 6:14 AM

Set 8:46 PM

Air Quality

Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.