• Tonight

    Jul 30

    Lo 15°

    Clear, breezy and not as warm

    Dust & Dander Weather
    • Precip
      40%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      58%
    more
  • Fri

    Jul 31

    28°Lo 15°

    A p.m. t-storm in spots

    Low indoor dust & dander levels
    • Precip
      40%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      30%
  • Sat

    Aug 1

    25°Lo 13°

    Partly sunny with a t-storm

    Low indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      22 k/h
    • Cloud
      Cover
      32%
    more
  • Sun

    Aug 2

    25°Lo 14°

    Partly sunny with a t-storm

    Low indoor dust & dander levels
    • Precip
      57%
    • Wind
      Speed
      17 k/h
    • Cloud
      Cover
      32%
    more
  • Mon

    Aug 3

    26°Lo 14°

    A thunderstorm possible

    Low indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      17 k/h
    • Cloud
      Cover
      69%
    more
Next Previous
Hi 28° RealFeel® 28° Precipitation 40%

Day

N

E

S

W

  • WSW 18 km/h
  • Gusts: 26 km/h

Partly sunny with a shower or thunderstorm in the area in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 15° RealFeel® 13° Precipitation 41%

Night

N

E

S

W

  • SW 11 km/h
  • Gusts: 20 km/h

A shower or thunderstorm in spots in the evening; otherwise, partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 28° 26° 35° (2012) 23°
Low 15° 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 8:28 PM with 10:47 of moolight, then sets at 7:15 AM

Ottawa Weather Report

Weekly Clues through the End of August

July 30, 2015; 9:54 PM ET

Some forecast model clues through the end of August and an update on global sea surface temperatures. more >