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    • Today

      Sep 27

      21° /9°
      Mostly cloudy with a shower
      • Low
      • indoor dust & dander levels
      • Precip: 55%
      • Wind Speed: 9 k/h
      • Cloud Cover: 63%
      More
    • Wed

      Sep 28

      22° /9°C
      Partly sunny
      • Low
      • indoor dust & dander levels
      • Precip: 7%
      • Wind Speed: 15 k/h
      • Cloud Cover: 26%
    • Thu

      Sep 29

      16° /9°
      Cooler with a passing shower
      • Low
      • indoor dust & dander levels
      • Precip: 55%
      • Wind Speed: 17 k/h
      • Cloud Cover: 78%
      More
    • Fri

      Sep 30

      17° /11°
      Sunshine with a stray shower
      • Low
      • indoor dust & dander levels
      • Precip: 40%
      • Wind Speed: 15 k/h
      • Cloud Cover: 20%
      More
    • Sat

      Oct 1

      17° /12°
      Cloudy
      • Low
      • indoor dust & dander levels
      • Precip: 25%
      • Wind Speed: 11 k/h
      • Cloud Cover: 96%
      More
    Wednesday
    4am
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    Forecast Mostly Clear Mostly Clear Mostly Clear Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
    Temp (°C) 10° 10° 12° 14° 16°
    RealFeel® 10° 14° 17°
    Wind (km/h) 7 ENE 9 ENE 9 ENE 11 ENE 11 ENE 13 ENE 13 ENE 15 ENE
    precip
    4am
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    Rain
    0%
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    Snow
    0%
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    Ice
    0%
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    SKY
    4am
    5am
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    11am
    UV Index 0 0 0 0 0 1 2 3
    Cloud Cover 25% 21% 17% 13% 26% 26% 26% 26%
    Humidity 82% 84% 85% 97% 96% 85% 71% 58%
    Dew Point
    Temp °C
    4am
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    20° 15° 10°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/28/2015
    High 22° 17° N/A 19°
    Low N/A 12°

    Sunrise/Sunset

    • Sunrise: 6:58 AM
    • Sunset: 6:47 PM
    • Duration: 11:49 hr

    Moonrise/Moonset

    • Moonrise: 4:26 AM
    • Moonset: 5:54 PM
    • Duration: 13:28 hr
    Astronomy

    Ottawa Weather Report

    October to start out mild in the East

    September 27, 2016; 12:08 PM ET

    Some needed rainfall for southern Ontario this week. More >