, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Mon

      Aug 28

      73° /51°F
      Partly sunny and nice
      • Fair
      • for stargazing
      • Cloud Cover: 43%
      • Precip: 19%
      • Hours of Precip: 0
    • Tue

      Aug 29

      72° /51°
      Nice with periods of sun
      • Fair
      • for stargazing
      • Cloud Cover: 81%
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Wed

      Aug 30

      70° /52°
      Mostly cloudy, rain possible
      • Poor
      • for stargazing
      • Cloud Cover: 82%
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Thu

      Aug 31

      74° /50°
      Chance of a little a.m. rain
      • Good
      • for stargazing
      • Cloud Cover: 86%
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Fri

      Sep 1

      73° /54°
      Cloudy, a t-storm possible
      • Poor
      • for stargazing
      • Cloud Cover: 83%
      • Precip: 41%
      • Hours of Precip: 1
      More

    Want more Hourly forecasting?

    Subscribe to our Premium Membership

    Hourly

    Get 15 days of hourly forecasts and daily details, plus the interactive Planner and more all ad-free when you subscribe to our Premium service.

    Temperature History

    more Historical Weather Data >
      Today Normal Record 8/28/2016
    High 73° 74° 92° (1973) 86°
    Low 51° 51° 32° (1968) 64°

    Sunrise/Sunset

    • Sunrise: 6:36 AM
    • Sunset: 7:54 PM
    • Duration: 13:18 hr

    Moonrise/Moonset

    • Moonrise: 1:32 PM
    • Moonset: 11:57 PM
    • Duration: 10:25 hr
    Astronomy

    Solunar Information for St. Marys, PA

    Tue, Aug 29
    First
    Wed, Sep 6
    Full
    Wed, Sep 13
    Last
    Wed, Sep 20
    New