10-Day Weather Forecast - Greencastle, PA

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  • |46°F
    Mostly Cloudy
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    Tonight

    46°F

    Mostly cloudy. Low temperature around 46F. Dew point will be around 28F with an average humidity of 72%. Winds will be 10 mph from the S.

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  • Day

    50°F

    Cloudy. A chance of rain this morning then rain this afternoon. Highs in the upper 40s. Southwest winds around 5 mph. Chance of rain 90 percent.

    Night

    29°F

    Mostly cloudy. Rain likely in the evening then a chance of snow and rain after midnight. Little or no snow accumulation. Much cooler with lows in the lower 20s. Northwest winds 10 to 15 mph. Gusts up to 30 mph after midnight. Chance of precipitation 70 percent.

    Hourly details
  • Day

    28°F

    Partly sunny in the morning then becoming mostly cloudy. Much colder with highs in the mid 20s. West winds 10 to 15 mph with gusts up to 30 mph.

    Night

    20°F

    Mostly cloudy in the evening then clearing. Lows around 15. West winds 10 to 15 mph with gusts up to 30 mph. Wind chill values as low as 6 above.

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  • Day

    33°F

    Mostly sunny in the morning then becoming mostly cloudy. Highs in the lower 30s. Southwest winds 5 to 10 mph becoming south in the afternoon.

    Night

    28°F

    Mostly cloudy. Lows in the mid 20s.

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  • Weekend Weather

  • Day

    38°F

    Partly sunny with a chance of rain showers. A chance of snow showers in the afternoon. Highs around 40. Chance of precipitation 40 percent.

    Night

    22°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows around 20.

    Hourly details
  • Day

    28°F

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

    Night

    18°F

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

    Hourly details
  • Day

    26°F

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

    Night

    18°F

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

    Hourly details
  • Day

    26°F

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

    Night

    17°F

    Partly cloudy. Low temperature around 17F. Dew point will be around 7F with an average humidity of 59%. Winds will be 5 mph from the W.

  • Day

    30°F

    Sunny. High temperature around 30F. Dew point will be around 10F with an average humidity of 53%. Winds will be 5 mph from the SW.

    Night

    25°F

    Partly cloudy. Low temperature around 25F. Dew point will be around 15F with an average humidity of 64%. Winds will be 4 mph from the SW.

  • Day

    38°F

    Partly cloudy. High temperature around 38F. Dew point will be around 22F with an average humidity of 62%. Winds will be 5 mph from the SW.

    Night

    31°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 31F. Dew point will be around 25F with an average humidity of 76%. Winds will be 3 mph from the SW.