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    • Sat

      Mar 18

      40° /30°
      Cloudy with afternoon rain
      • Stargazing
      • Weather
      • Cloud Cover: 96%
      • Precip: 73%
      • Hours of Precip: 11
      More
    • Sun

      Mar 19

      47° /17°
      Warmer; an afternoon shower
      • Stargazing
      • Weather
      • Cloud Cover: 80%
      • Precip: 25%
      • Hours of Precip: 0.5
      More
    • Mon

      Mar 20

      39° /18°F
      Mostly cloudy
      • Stargazing
      • Weather
      • Cloud Cover: 83%
      • Precip: 67%
      • Hours of Precip: 2
    • Tue

      Mar 21

      38° /18°
      Cloudy with a little snow
      • Stargazing
      • Weather
      • Cloud Cover: 18%
      • Precip: 20%
      • Hours of Precip: 2
      More
    • Wed

      Mar 22

      39° /16°
      Considerable cloudiness
      • Stargazing
      • Weather
      • Cloud Cover: 71%
      • Precip: 50%
      • Hours of Precip: 2
      More

    Day

    39°Hi RealFeel® 33° Precipitation 25%
    Mostly cloudy
    • W 13 mph
    • Gusts: 22 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    18°Lo RealFeel® 19° Precipitation 67%
    Considerable clouds with occasional snow and flurries, mainly later
    • ESE 4 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0.03 in
    • Rain: 0 in
    • Snow: 0.5 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 3/20/2016
    High 39° 43° 71° (2012) 36°
    Low 18° 23° (1986) 23°

    Sunrise/Sunset

    • Sunrise: 7:18 AM
    • Sunset: 7:26 PM
    • Duration: 12:08 hr

    Moonrise/Moonset

    • Moonrise: 2:13 AM
    • Moonset: 12:12 PM
    • Duration: 9:59 hr
    Astronomy

    Solunar Information for St. Marys, PA

    Sun, Feb 26
    New
    Sun, Mar 5
    First
    Sun, Mar 12
    Full
    Mon, Mar 20
    Last