• Today

    Jul 31

    22°Lo 12°

    A couple of thunderstorms

    Beneficial weather for asthma
    • Hi
      RealFeel
      22°
    • UV
      5 - Moderate
    • Air Qual.
      Good
  • Fri

    Aug 1

    26°Lo 14°

    An afternoon shower or two

    Beneficial weather for asthma
    • Hi
      RealFeel
      26°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sat

    Aug 2

    27°Lo 15°

    A p.m. t-storm in spots

    Beneficial weather for asthma
    • Hi
      RealFeel
      31°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Sun

    Aug 3

    27°Lo 15°

    Rather cloudy with a t-storm

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      6 - High
    • Cloud
      Cover
      76%
    more
  • Mon

    Aug 4

    26°Lo 14°

    A stray afternoon shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      6 - High
    • Cloud
      Cover
      40%
    more
Next Previous
A couple of showers and thunderstorms 20° Lo 15° RealFeel® 21° / 16°

N

E

S

W

  • Precipitation: 52%
  • Rain: 1 mm
  • Snow: 0 CM
  • Humidity: 81%
  • Cloud Cover: 68%
  • Dew Point: 15° C
  • Visibility: 9 km
8 km/h

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 22° 26° 35° (2012) 27°
Low 12° 15° (1978) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:47 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:26 AM with 12:00 of moolight, then sets at 10:26 PM

Top Story

Ottawa Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 31, 2014; 3:42 AM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >