• Today

    Sep 19

    13°Lo 4°

    Mostly sunny and cool

    Moderate indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      22%
  • Sat

    Sep 20

    22°Lo 15°

    Showers around in the p.m.

    Moderate indoor dust & dander levels
    • Precip
      60%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      69%
    more
  • Sun

    Sep 21

    20°Lo 6°

    Breezy with periods of rain

    Low indoor dust & dander levels
    • Precip
      67%
    • Wind
      Speed
      21 k/h
    • Cloud
      Cover
      80%
    more
  • Mon

    Sep 22

    12°Lo 6°

    Partly sunny and cooler

    Low indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      66%
    more
  • Tue

    Sep 23

    16°Lo 3°

    A couple of showers

    Low indoor dust & dander levels
    • Precip
      60%
    • Wind
      Speed
      15 k/h
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 13° RealFeel® 14° Precipitation 0%

Day

N

E

S

W

  • ESE 11 km/h
  • Gusts: 16 km/h

Mostly sunny and cool

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 4° RealFeel® 1° Precipitation 5%

Night

N

E

S

W

  • SSE 10 km/h
  • Gusts: 19 km/h

Partly cloudy

  • 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 - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 13° 19° 31° (1946) 25°
Low (1943)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:46 AM with 12:21 of sunlight, then sets at 7:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:19 AM with 14:23 of moolight, then sets at 4:42 PM

Top Story

Ottawa Weather Report

Cold Snap, Widespread Frost Looms for Northeast

September 19, 2014; 4:57 AM ET

The chilliest air of the season so far will settle over much of the Northeast into Friday and will bring frost to a large area. more >