• Wed

    Sep 24

    16°Lo 4°

    Plenty of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      19°
    • UV
      4 - Moderate
    • Cloud
      Cover
      0%
    more
  • Thu

    Sep 25

    19°Lo 8°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      20°
    • UV
      4 - Moderate
    • Cloud
      Cover
      37%
  • Fri

    Sep 26

    23°Lo 13°

    Mainly cloudy and warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      22°
    • UV
      3 - Moderate
    • Cloud
      Cover
      76%
    more
  • Sat

    Sep 27

    24°Lo 12°

    Partly sunny and warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      23°
    • UV
      4 - Moderate
    • Cloud
      Cover
      37%
    more
  • Sun

    Sep 28

    23°Lo 9°

    Mostly sunny and warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Cloud
      Cover
      29%
    more
Next Previous
Hi 19° RealFeel® 20° Precipitation 0%

Day

N

E

S

W

  • SSW 6 km/h
  • Gusts: 14 km/h

Partly sunny

  • 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 8° RealFeel® 7° Precipitation 1%

Night

N

E

S

W

  • SW 6 km/h
  • Gusts: 11 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 25

more Historical Weather Data >
  Today Normal Record 9/25/2013
High 19° 17° 29° (2007) 21°
Low -2° (1950)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:53 AM with 12:02 of sunlight, then sets at 6:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:14 AM with 11:18 of moolight, then sets at 7:32 PM

Top Story

Ottawa Weather Report

Recent Chill a Possible Sign of an Early Winter?

September 19, 2014; 12:51 PM ET

Do recent cold weather events signal an early winter for Canada? more >