• Partly cloudy 19°
    Dust & Dander Current Weather
    • Relative Humidity
      85%
    • Yesterday
      Temp
      21°
    • RealFeel
      18°
  • Today

    May 28

    Hi 31°

    A thunderstorm in spots

    Low indoor dust & dander levels
    • Precip
      40%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      59%
    Day Details >
  • Tomorrow

    May 29

    Hi 28°

    Not as hot; a p.m. t-storm

    Low indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      89%
    Day Details >
  • Monday

    May 30

    Hi 26°

    Partly sunny and less humid

    Low indoor dust & dander levels
    • Precip
      7%
    • Wind
      Speed
      22 k/h
    • Cloud
      Cover
      42%
    Day Details >
Next

Rain, some heavy, and thunderstorms to affect the area Thursday night

5/28 5/29 Now: 5:03am
AM 5-9
  • 5am Partly cloudy 18° 0%
  • 6am Partly sunny 19° 0%
  • 7am Partly sunny 20° 0%
  • 8am Partly sunny 21° 0%
  • 9am Partly sunny 23° 0%
PM 4-9
  • 4pm Mostly cloudy 31° 34%
  • 5pm Mostly cloudy 30° 14%
  • 6pm Mostly cloudy 30° 14%
  • 7pm Mostly cloudy 28° 18%
  • 8pm Intermittent clouds 26° 32%
  • 9pm Intermittent clouds 24° 32%
PM 10-3
  • 10pm Intermittent clouds 23° 36%
  • 11pm Intermittent clouds 22° 43%
  • 12am Intermittent clouds 22° 47%
  • 1am Mostly cloudy w/ t-storms 21° 51%
  • 2am Intermittent clouds 20° 22%
  • 3am Intermittent clouds 20° 17%
Hourly Forecast >
Northeast Extended Regional Weather Forecast

St. Catharines Weather Report

Update on weather pattern into June

May 27, 2016; 3:14 PM ET

Very warm air will gradually shift back into western Canada in early June. more >

St. Catharines Weather Map - Nearby Places

Virgil

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 7km/h SSW
  • Precipitation: 0 mm

Jordan Station

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 4km/h S
  • Precipitation: 0 mm

St. Davids

12:45am EDT

17°

  • RealFeel® 19°
  • Winds: 0km/h
  • Precipitation: 0 mm

Jordan

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 4km/h S
  • Precipitation: 0 mm

Vineland

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 4km/h S
  • Precipitation: 0 mm

Thorold

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 7km/h SSW
  • Precipitation: 0 mm

Allanburg

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 7km/h SSW
  • Precipitation: 0 mm

North Pelham

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 4km/h S
  • Precipitation: 0 mm

Fonthill

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 4km/h S
  • Precipitation: 0 mm

Port Robinson

12:45am EDT

17°

  • RealFeel® 19°
  • Winds: 0km/h
  • Precipitation: 0 mm

St. Catharines

12:45am EDT

19°

  • RealFeel® 18°
  • Winds: 7km/h SSW
  • Precipitation: 0 mm

St. Catharines Weather Conditions - Nearby Places