• Early AM

    Sep 4

    Lo 12°

    Cooler

    Construction Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Hi
      RealFeel
      32°
    more
  • Today

    Sep 4

    25°Lo 11°

    Mostly sunny and pleasant

    Excellent for outdoor DIY projects
    • Precip
      0%
    • Hours of Precip
      0
    • Hi
      RealFeel
      25°
  • Sat

    Sep 5

    28°Lo 14°

    Mostly sunny and very warm

    Excellent for outdoor DIY projects
    • Precip
      2%
    • Hours of Precip
      0
    • Hi
      RealFeel
      30°
    more
  • Sun

    Sep 6

    29°Lo 17°

    A t-storm around in the p.m.

    Excellent for outdoor DIY projects
    • Precip
      4%
    • Hours of Precip
      0
    • Hi
      RealFeel
      32°
    more
  • Mon

    Sep 7

    30°Lo 20°

    Plenty of sunshine

    Fair for outdoor DIY projects
    • Precip
      50%
    • Hours of Precip
      0.5
    • Hi
      RealFeel
      32°
    more
Next Previous
Clear 17° RealFeel® 16°

N

E

S

W

  • Humidity: 77%
  • Pressure: 1017.50 mb ↑
  • UV Index: 0
  • Cloud Cover: 0%
  • Ceiling: 12192 m
  • Dew Point: 13° C
  • Visibility: 24 km
13 km/h

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:07 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:28 PM with 14:58 of moolight, then sets at 2:26 PM

Temperature Summary - 1:29 AM

  Temp (°C)
Now 17°
Yesterday 14°
RealFeel® 16°
RealFeel® Shade 16°
Wind Chill 17°
Dew Point 13°
  Hi / Lo
Previous 6 Hours 23°
  17°
Previous 12 Hours 28°
  17°
Previous 24 Hours 28°
  17°

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 25° 22° 35° (1953) 28°
Low 11° 11° (1942) 13°

Precipitation Summary - 1:29 AM

  Amount (mm)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0

Ottawa Weather Report

Pattern Clues into Early October

September 4, 2015; 12:10 AM ET

Main push of coolest air into early October likely focused into the Prairies and Labrador. more >