• Tonight

    Sep 1

    Lo 17°

    Clear and mild

    Dust & Dander Weather
    • Precip
      3%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      47%
    more
  • Wed

    Sep 2

    30°Lo 19°

    Partly sunny, warm and humid

    High indoor dust & dander levels
    • Precip
      13%
    • Wind
      Speed
      7 k/h
    • Cloud
      Cover
      46%
    more
  • Thu

    Sep 3

    28°Lo 12°

    Mostly sunny and less humid

    Moderate indoor dust & dander levels
    • Precip
      8%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      22%
    more
  • Fri

    Sep 4

    24°Lo 9°

    Sunny and pleasant

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      8%
    more
  • Sat

    Sep 5

    26°Lo 13°

    Mostly sunny and nice

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      6 k/h
    • Cloud
      Cover
      21%
Next Previous
Hi 26° RealFeel® 28° Precipitation 0%

Day

N

E

S

W

  • ENE 6 km/h
  • Gusts: 7 km/h

Mostly sunny and nice

  • Max UV Index: 5 (Moderate)
  • 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 13° RealFeel® 13° Precipitation 2%

Night

N

E

S

W

  • WNW 6 km/h
  • Gusts: 9 km/h

Clear

  • 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 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 26° 21° 33° (1983) 29°
Low 13° 11° (1962) 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 13:05 of sunlight, then sets at 7:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:21 AM with 11:04 of moolight, then sets at 2:26 PM

Nepean Weather Report

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

September 1, 2015; 9:04 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 >