• Mon

    Sep 21

    20°Lo 8°

    Cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      14°
    • Hi
      RealFeel
      20°
    • Wind
      Speed
      4 k/h
  • Tue

    Sep 22

    20°Lo 7°

    Sunshine

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      14°
    • Hi
      RealFeel
      23°
    • Wind
      Speed
      2 k/h
    more
  • Wed

    Sep 23

    19°Lo 8°

    Periods of rain

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      17°
    • Wind
      Speed
      19 k/h
    more
  • Thu

    Sep 24

    19°Lo 7°

    Sunshine

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      13°
    • Hi
      RealFeel
      19°
    • Wind
      Speed
      13 k/h
    more
  • Fri

    Sep 25

    19°Lo 10°

    Mostly sunny

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      14°
    • Hi
      RealFeel
      22°
    • Wind
      Speed
      6 k/h
    more
Next Previous
Hi 20° RealFeel® 20° Precipitation 25%

Day

N

E

S

W

  • S 4 km/h
  • Gusts: 7 km/h

Cloudy

  • Max UV Index: 2 (Low)
  • 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® 8° Precipitation 20%

Night

N

E

S

W

  • SW 4 km/h
  • Gusts: 6 km/h

Clearing

  • 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 21

more Historical Weather Data >
  Today Normal Record 9/21/2014
High 20° 18° 29° (1965) 23°
Low -2° (1956)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 12:15 of sunlight, then sets at 7:03 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:33 PM with 9:45 of moolight, then sets at 12:18 AM

Ottawa Weather Report

Oppressive Heat Adds Stress to Physical, Mental Health of Homeless People From US to Canada This Summer

September 1, 2015; 7:40 PM ET

Hot weather this summer from the central United States into Canada has put extra stress on some of the most vulnerable residents: the homeless. more >