Greencastle, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Sunny
    75°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Monday 5/13
    Day
    75°
    Sunny
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny warmer with highs in the mid 70s. South winds 5 to 10 mph.
    Night Details
    Partly cloudy. Not as cool with lows in the mid 50s. South winds 10 to 15 mph.
  • Forecast day icon
    Tuesday
    Thunderstorms
    67°
    Forecast night icon
    Night
    Thunderstorms
    59°
    Tuesday 5/14
    Day
    67°
    Thunderstorms
    Forecast day icon
    Night
    59°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds 10 to 15 mph. Chance of rain 90 percent.
    Night Details
    Showers with a chance of thunderstorms. Lows in the upper 50s. Southeast winds 10 to 15 mph. Chance of rain 90 percent.
  • Forecast day icon
    Wednesday
    Thunderstorms
    66°
    Forecast night icon
    Night
    Thunderstorms
    56°
    Wednesday 5/15
    Day
    66°
    Thunderstorms
    Forecast day icon
    Night
    56°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Showers. A chance of thunderstorms in the afternoon. Highs in the upper 60s. East winds 5 to 10 mph. Chance of rain 90 percent.
    Night Details
    Mostly cloudy. Showers with a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the mid 50s. Chance of rain 90 percent.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    74°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Thursday 5/16
    Day
    74°
    30% Chance Rain Showers
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Friday
    50% Chance of Storms
    75°
    Forecast night icon
    Night
    70% Chance of Storms
    60°
    Friday 5/17
    Day
    75°
    50% Chance of Storms
    Forecast day icon
    Night
    60°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70 percent.
  • Forecast day icon
    Saturday
    70% Chance Rain Showers
    75°
    Forecast night icon
    Night
    40% Chance Rain Showers
    57°
    Saturday 5/18
    Day
    75°
    70% Chance Rain Showers
    Forecast day icon
    Night
    57°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Showers likely mainly in the morning. Highs in the lower 70s. Chance of rain 70 percent.
    Night Details
    A chance of showers in the evening. Partly cloudy. Lows in the mid 50s. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    Mostly Sunny
    73°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Sunday 5/19
    Day
    73°
    Mostly Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy. Low temperature around 57F. Dew point will be around 57F with an average humidity of 88%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Monday
    30% Chance of Rain
    77°
    Forecast night icon
    Night
    30% Chance of Rain
    58°
    Monday 5/20
    Day
    77°
    30% Chance of Rain
    Forecast day icon
    Night
    58°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 77F. Dew point will be around 60F with an average humidity of 71%. Winds will be 2 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 58F. Dew point will be around 58F with an average humidity of 84%. Winds will be 1 mph from the S.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    77°
    Forecast night icon
    Night
    30% Chance of Rain
    59°
    Tuesday 5/21
    Day
    77°
    30% Chance of Rain
    Forecast day icon
    Night
    59°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 77F. Dew point will be around 60F with an average humidity of 73%. Winds will be 2 mph from the SW.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 59F. Dew point will be around 58F with an average humidity of 85%. Winds will be 2 mph from the S.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    56°
    Wednesday 5/22
    Day
    74°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a 30% chance for rain and thunderstorms. High temperature around 74F. Dew point will be around 60F with an average humidity of 76%. Winds will be 3 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 56F. Dew point will be around 54F with an average humidity of 80%. Winds will be 2 mph from the NW.