Saint Marys, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    70% Chance Rain Showers
    58°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Sunday 5/12
    Day
    58°
    70% Chance Rain Showers
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Showers likely this morning. Highs around 60. Northwest winds 5 to 10 mph. Chance of rain 70 percent.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the lower 40s. West winds 5 to 10 mph becoming south after midnight.
  • Forecast day icon
    Monday
    40% Chance Rain Showers
    71°
    Forecast night icon
    Night
    40% Chance Rain Showers
    52°
    Monday 5/13
    Day
    71°
    40% Chance Rain Showers
    Forecast day icon
    Night
    52°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Patchy fog in the morning. A chance of showers in the afternoon. Warmer with highs in the mid 70s. Southwest winds 10 to 15 mph. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. Not as cool with lows in the mid 50s. South winds 5 to 10 mph. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    Rain
    69°
    Forecast night icon
    Night
    Thunderstorms
    54°
    Tuesday 5/14
    Day
    69°
    Rain
    Forecast day icon
    Night
    54°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers in the afternoon. Highs in the upper 60s. South winds 5 to 10 mph. Chance of rain 90 percent.
    Night Details
    A chance of thunderstorms. Showers mainly in the evening. Lows in the mid 50s. Chance of rain 90 percent.
  • Forecast day icon
    Wednesday
    70% Chance Rain Showers
    65°
    Forecast night icon
    Night
    50% Chance Rain Showers
    48°
    Wednesday 5/15
    Day
    65°
    70% Chance Rain Showers
    Forecast day icon
    Night
    48°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely. Highs in the upper 60s. Chance of rain 70 percent.
    Night Details
    A chance of showers in the evening. Partly cloudy. Lows in the upper 40s. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Cloudy
    49°
    Thursday 5/16
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Mostly clear in the evening then becoming mostly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Friday
    50% Chance Rain Showers
    70°
    Forecast night icon
    Night
    50% Chance Rain Showers
    53°
    Friday 5/17
    Day
    70°
    50% Chance Rain Showers
    Forecast day icon
    Night
    53°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    60% Chance Rain Showers
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    53°
    Saturday 5/18
    Day
    71°
    60% Chance Rain Showers
    Forecast day icon
    Night
    53°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers in the morning then partly sunny with showers likely in the afternoon. Highs in the upper 60s. Chance of rain 60 percent.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 53F. Dew point will be around 56F with an average humidity of 87%. Winds will be 4 mph from the S.
  • Forecast day icon
    Sunday
    50% Chance of Rain
    70°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Sunday 5/19
    Day
    70°
    50% Chance of Rain
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 70F. Dew point will be around 56F with an average humidity of 73%. Winds will be 4 mph from the S.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 54F. Dew point will be around 55F with an average humidity of 86%. Winds will be 3 mph from the S.
  • Forecast day icon
    Monday
    50% Chance of Rain
    69°
    Forecast night icon
    Night
    50% Chance of Rain
    50°
    Monday 5/20
    Day
    69°
    50% Chance of Rain
    Forecast day icon
    Night
    50°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 69F. Dew point will be around 53F with an average humidity of 71%. Winds will be 4 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 50F. Dew point will be around 50F with an average humidity of 81%. Winds will be 2 mph from the W.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    49°
    Tuesday 5/21
    Day
    67°
    40% Chance of Rain
    Forecast day icon
    Night
    49°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 67F. Dew point will be around 48F with an average humidity of 66%. Winds will be 3 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 49F. Dew point will be around 48F with an average humidity of 79%. Winds will be 2 mph from the SW.