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    1 - 5 of 90 days | All 90 days
    Next 5 Days
    • Today

      Sep 27

      21° /13°C
      A thunderstorm in the area
    • Wed

      Sep 28

      22° /14°
      An afternoon shower or two
      More
    • Thu

      Sep 29

      17° /14°
      Mostly cloudy, showers around
      More
    • Fri

      Sep 30

      18° /14°
      Breezy with periods of rain
      More
    • Sat

      Oct 1

      20° /15°
      Cloudy with showers around
      More

    Day

    21°Hi RealFeel® 20° Precipitation 62%
    Variable clouds with a shower or thunderstorm around; breezy this afternoon
    • S 18 km/h
    • Gusts: 39 km/h
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 60%
    • Precipitation: 5 mm
    • Rain: 5 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 2.5 hrs
    • Hours of Rain: 2.5 hrs

    Night

    13°Lo RealFeel® 10° Precipitation 3%
    Breezy this evening; otherwise, considerable cloudiness
    • SSE 17 km/h
    • Gusts: 37 km/h
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 mm
    • Rain: 0 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 21° 20° N/A 24°
    Low 13° N/A 15°

    Sunrise/Sunset

    • Sunrise: 7:10 AM
    • Sunset: 7:04 PM
    • Duration: 11:54 hr

    Moonrise/Moonset

    • Moonrise: 3:42 AM
    • Moonset: 5:34 PM
    • Duration: 13:52 hr
    Astronomy

    St. Catharines Weather Report

    October to start mild in the East

    September 27, 2016; 12:08 PM ET

    Some needed rainfall for southern Ontario this week. More >