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  • Sun

    Sep 21

    A couple of showers possible 22°Lo 9°
    more
  • Mon

    Sep 22

    Clearing and cooler 16°Lo 5°
    more
  • Tue

    Sep 23

    Sunny 17°Lo 11°
  • Wed

    Sep 24

    Partial sunshine 21°Lo 10°
    more
  • Thu

    Sep 25

    Partly sunny 22°Lo 11°
    more
Sunny 17° Lo 15° RealFeel® 19° / 15°

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W

  • Precipitation: 0%
  • Rain: 0 mm
  • Snow: 0 CM
  • Humidity: 41%
  • Cloud Cover: 0%
  • Dew Point: 3° C
  • Visibility: 10 km
6 km/h

Temperature History - Sep 23

more Historical Weather Data >
  Today Normal Record 9/23/2013
High 17° 18° 29° (1961) 13°
Low 11° -2° (1947)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 12:08 of sunlight, then sets at 6:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:13 AM with 12:22 of moolight, then sets at 6:35 PM

Top Story

Ottawa Weather Report

Widespread Frost, Killing Freeze to Seize Northeast Late This Week

September 16, 2014; 12:26 PM ET

The chilliest air of the season so far will settle over much of the Northeast Thursday into Friday and will bring frost to more areas than experienced frost early this week. more >