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    • Early AM

      Jan 20

      -1° Lo
      Partly cloudy
      • Stargazing
      • Weather
      • Cloud Cover: 61%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Today

      Jan 20

      4° /-3°C
      Mostly cloudy and breezy
      • Fair
      • for stargazing
      • Cloud Cover: 64%
      • Precip: 14%
      • Hours of Precip: 0
    • Sun

      Jan 21

      2° /-1°
      A bit of ice in the morning
      • Poor
      • for stargazing
      • Cloud Cover: 99%
      • Precip: 25%
      • Hours of Precip: 1
      More
    • Mon

      Jan 22

      2° /1°
      A bit of ice in the afternoon
      • Poor
      • for stargazing
      • Cloud Cover: 99%
      • Precip: 75%
      • Hours of Precip: 9
      More
    • Tue

      Jan 23

      4° /-6°
      Mostly cloudy
      • Poor
      • for stargazing
      • Cloud Cover: 96%
      • Precip: 25%
      • Hours of Precip: 0
      More
    /-1° RealFeel® -7°/-10°
    Warmer
    • Winds from the WSW
    • 30 km/h
    • Precipitation: 0%
    • Rain: 0 mm
    • Snow: 0 CM
    • Humidity: 68%
    • Cloud Cover: 74%
    • Dew Point: -5° C
    • Visibility: 10 km

    Temperature History

    more Historical Weather Data >
      Today Normal Record 1/20/2017
    High -3° 12° (1921)
    Low -3° -9° -23° (1892)

    Sunrise/Sunset

    • Sunrise: 7:46 AM
    • Sunset: 5:12 PM
    • Duration: 9:26 hr

    Moonrise/Moonset

    • Moonrise: 9:45 AM
    • Moonset: 8:52 PM
    • Duration: 11:07 hr
    Astronomy

    Solunar Information for Thornhill, Canada

    Wed, Jan 24
    First
    Wed, Jan 31
    Full
    Wed, Feb 7
    Last
    Thu, Feb 15
    New