, °C

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Tonight

      Sep 30

      10° Lo
      Mostly cloudy
      • Arthritis Pain
      • Weather
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Sat

      Oct 1

      17° /11°C
      Cloudy
      • Beneficial
      • weather for arthritis pain
      • Rain: 11 mm
      • Hours of Precip: 6
      • UV: 2 - Low
    • Sun

      Oct 2

      16° /11°
      Cloudy with a shower or two
      • Neutral
      • weather for arthritis pain
      • Rain: 8 mm
      • Hours of Precip: 4
      • UV: 2 - Low
      More
    • Mon

      Oct 3

      19° /8°
      Cloudy with a stray shower
      • Beneficial
      • weather for arthritis pain
      • Rain: 1 mm
      • Hours of Precip: 1
      • UV: 2 - Low
      More
    • Tue

      Oct 4

      19° /11°
      Some sun, then turning cloudy
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 mm
      • Hours of Precip: 0
      • UV: 2 - Low
      More

    Day

    17°Hi RealFeel® 17° Precipitation 25%
    Cloudy
    • ENE 13 km/h
    • Gusts: 18 km/h
    • Max UV Index: 1 (Low)
    • Thunderstorms: 2%
    • Precipitation: 0 mm
    • Rain: 0 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    11°Lo RealFeel® 7° Precipitation 88%
    Overcast with showers
    • ENE 11 km/h
    • Gusts: 15 km/h
    • Max UV Index: N/A
    • Thunderstorms: 29%
    • Precipitation: 11 mm
    • Rain: 11 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/1/2015
    High 17° 16° 26° (2002) 15°
    Low 11° -4° (1947)

    Sunrise/Sunset

    • Sunrise: 7:02 AM
    • Sunset: 6:42 PM
    • Duration: 11:40 hr

    Moonrise/Moonset

    • Moonrise: 7:29 AM
    • Moonset: 7:16 PM
    • Duration: 11:47 hr
    Astronomy

    Nepean Weather Report

    Weekly update signals a mild October for a majority of Canada

    September 30, 2016; 12:09 PM ET

    Latest clues to the long range into October. More >