• Partly sunny 24°
    Beach & Pool Current Weather
    • UV
      5 - High
    • Relative Humidity
      63%
    • Cloud
      Cover
      40%
  • Today

    Aug 29

    Hi 25°

    Mostly sunny and nice

    Excellent at the beach or pool
    • UV
      5 - High
    • Cloud
      Cover
      23%
    • Precip
      0%
    Day Details >
  • Tomorrow

    Aug 30

    Hi 27°

    Partly sunny and less humid

    Excellent at the beach or pool
    • UV
      5 - High
    • Cloud
      Cover
      41%
    • Precip
      3%
    Day Details >
  • Wednesday

    Aug 31

    Hi 25°

    A morning t-storm in spots

    Very Good at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      97%
    • Precip
      41%
    Day Details >
Next

Showers and a thunderstorm before dawn Wednesday through Wednesday morning

8/29 8/30 Now: 2:02pm
PM 2-6
  • 2pm Mostly sunny 24° 0%
  • 3pm Sunny 24° 0%
  • 4pm Sunny 24° 0%
  • 5pm Sunny 24° 0%
  • 6pm Sunny 23° 0%
AM 1-6
  • 1am Partly cloudy 20° 0%
  • 2am Intermittent clouds 20° 0%
  • 3am Intermittent clouds 20° 0%
  • 4am Intermittent clouds 20° 0%
  • 5am Intermittent clouds 19° 0%
  • 6am Intermittent clouds 19° 0%
AM 7-12
  • 7am Partly sunny 18° 0%
  • 8am Sunny 20° 0%
  • 9am Mostly sunny 22° 0%
  • 10am Mostly sunny 23° 0%
  • 11am Mostly sunny 24° 0%
  • 12pm Mostly sunny 25° 0%
Hourly Forecast >
Aug 29, 2016; 11:57 AM ET
Extended Weather forecast overview for the Northeast United States
Northeast Extended Regional Weather Forecast

St. Catharines Weather Map - Nearby Places

Mississauga Beach

9:45am EDT

24°

  • RealFeel® 29°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Youngstown

9:45am EDT

24°

  • RealFeel® 29°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Youngstown Estates

9:45am EDT

24°

  • RealFeel® 29°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Colemans

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Collingwood Estates

9:45am EDT

24°

  • RealFeel® 29°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

McNab

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Virgil

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Niagara-on-the-Lake

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Homer

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

Thorold

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

St. Catharines

9:45am EDT

24°

  • RealFeel® 30°
  • Winds: 4km/h WNW
  • Precipitation: 0 mm

St. Catharines Weather Conditions - Nearby Places