• Today

    May 21

    18°Lo 13°

    Mostly cloudy with showers

    Poor at the beach or pool
    • UV
      5 - Moderate
    • Cloud
      Cover
      84%
    • Precip
      65%
  • Wed

    May 22

    22°Lo 12°

    Mostly cloudy, a little rain

    Poor at the beach or pool
    • UV
      2 - Low
    • Cloud
      Cover
      92%
    • Precip
      63%
    more
  • Thu

    May 23

    19°Lo 4°

    Periods of rain

    Poor at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
    • Precip
      65%
    more
  • Fri

    May 24

    15°Lo 2°

    A shower around, mainly early

    Poor at the beach or pool
    • UV
      6 - High
    • Cloud
      Cover
      58%
    • Precip
      55%
    more
  • Sat

    May 25

    17°Lo 3°

    Partly sunny

    Fair at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      29%
    • Precip
      1%
    more
Next Previous
Periods of rain 15° Lo 13° RealFeel® 11° / 9°

N

E

S

W

  • Precipitation: 59%
  • Rain: 4 mm
  • Snow: 0 CM
  • Humidity: 90%
  • Cloud Cover: 92%
  • Dew Point: 12° C
  • Visibility: 7 km
14 km/h

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 18° 20° 32° (1941) 29°
Low 13° (1967) 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 15:05 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:33 PM with 11:03 of moolight, then sets at 3:36 AM

Top Story

Ottawa Weather Report

The Summer Outlook for Canada

May 20, 2013; 2:44 PM ET

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