• Early AM

    Jul 31

    Lo 15°

    Cooler

    Dust & Dander Weather
    • Precip
      1%
    • Wind
      Speed
      17 k/h
    • Cloud
      Cover
      14%
    more
  • Today

    Jul 31

    28°Lo 15°

    A p.m. t-storm in spots

    Low indoor dust & dander levels
    • Precip
      41%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      29%
  • Sat

    Aug 1

    25°Lo 13°

    Partly sunny with a t-storm

    Low indoor dust & dander levels
    • Precip
      60%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      29%
    more
  • Sun

    Aug 2

    25°Lo 14°

    Partly sunny with a t-storm

    Low indoor dust & dander levels
    • Precip
      95%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      70%
    more
  • Mon

    Aug 3

    26°Lo 14°

    A shower and t-storm around

    Low indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      45%
    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 5:44 AM with 14:49 of sunlight, then sets at 8:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:46 PM with 10:16 of moolight, then sets at 6:02 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 >