10-Day Weather Forecast - Mount Gretna, PA

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  • |40°F
    Mostly Cloudy
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    Tonight

    40°F

    Mostly cloudy. Low temperature around 40F. Dew point will be around 29F with an average humidity of 82%. Winds will be 5 mph from the S.

    Hourly details
  • Day

    44°F

    Rain likely. Highs in the mid 40s. Southwest winds around 5 mph. Chance of rain 70 percent.

    Night

    32°F

    Rain in the evening then rain likely with a chance of snow after midnight. Little or no snow accumulation. Lows in the mid 20s. West winds around 5 mph increasing to northwest 10 to 15 mph with gusts up to 25 mph after midnight. Chance of precipitation 80 percent.

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  • Day

    29°F

    Partly sunny. Much colder with highs in the upper 20s. West winds 15 to 20 mph with gusts up to 30 mph.

    Night

    20°F

    Mostly cloudy in the evening then becoming partly cloudy. Lows around 15. West winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 5 above.

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  • Day

    30°F

    Sunny in the morning then becoming partly sunny. Highs in the lower 30s. West winds around 10 mph becoming southwest in the afternoon. Wind chill values as low as 5 above in the morning.

    Night

    28°F

    Mostly cloudy. Lows in the mid 20s.

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  • Weekend Weather

  • Day

    37°F

    Partly sunny in the morning then becoming mostly cloudy. A 30 percent chance of snow showers. Highs around 40.

    Night

    23°F

    Mostly cloudy. Lows in the lower 20s.

    Hourly details
  • Day

    27°F

    Mostly sunny. Colder with highs in the upper 20s.

    Night

    17°F

    Partly cloudy. Lows 15 to 20. Wind chill values as low as 5 above.

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  • Day

    27°F

    Partly sunny. Highs in the upper 20s. Wind chill values as low as 5 above in the morning.

    Night

    17°F

    Mostly cloudy. Lows 10 to 15. Wind chill values as low as 5 above.

    Hourly details
  • Day

    24°F

    Mostly sunny. Highs in the mid 20s. Wind chill values as low as zero.

    Night

    14°F

    Partly cloudy. Low temperature around 14F. Dew point will be around 7F with an average humidity of 65%. Winds will be 4 mph from the NW.

  • Day

    27°F

    Sunny. High temperature around 27F. Dew point will be around 11F with an average humidity of 62%. Winds will be 3 mph from the W.

    Night

    22°F

    Mostly cloudy. Low temperature around 22F. Dew point will be around 15F with an average humidity of 69%. Winds will be 2 mph from the S.

  • Day

    34°F

    Partly cloudy. High temperature around 34F. Dew point will be around 21F with an average humidity of 71%. Winds will be 2 mph from the S.

    Night

    28°F

    Mostly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 28F. Dew point will be around 24F with an average humidity of 81%. Winds will be 3 mph from the SE.