• Sun

    Sep 21

    22°Lo 9°

    A couple of showers possible

    Beneficial weather for migraines
    • Hi
      RealFeel
      21°
    • UV
      4 - Moderate
    • Cloud
      Cover
      79%
    more
  • Mon

    Sep 22

    16°Lo 5°

    Clearing and cooler

    Neutral weather for migraines
    • Hi
      RealFeel
      15°
    • UV
      4 - Moderate
    • Cloud
      Cover
      52%
  • Tue

    Sep 23

    17°Lo 11°

    Sunny

    Neutral weather for migraines
    • Hi
      RealFeel
      19°
    • UV
      4 - Moderate
    • Cloud
      Cover
      8%
    more
  • Wed

    Sep 24

    21°Lo 10°

    Partial sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      19°
    • UV
      4 - Moderate
    • Cloud
      Cover
      37%
    more
  • Thu

    Sep 25

    22°Lo 11°

    Partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Cloud
      Cover
      33%
    more
Next Previous
Hi 16° RealFeel® 15° Precipitation 5%

Day

N

E

S

W

  • NNW 16 km/h
  • Gusts: 26 km/h

Clouds giving way to some sun and cooler

  • 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 5° RealFeel® 3° Precipitation 4%

Night

N

E

S

W

  • NNW 10 km/h
  • Gusts: 22 km/h

Clear

  • 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 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 16° 18° 31° (1941) 13°
Low -1° (1950)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 12:12 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:14 AM with 12:54 of moolight, then sets at 6:08 PM

Top Story

Ottawa Weather Report

Widespread Frost, Killing Freeze to Seize Northeast Late This Week

September 16, 2014; 8:15 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 >