Greencastle, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    50% Chance Rain Showers
    45°
    Friday 5/10
    Forecast night icon
    45°
    50% Chance Rain Showers
    Hourly
    Night Details
    Mostly cloudy. A chance of showers this evening. Patchy dense fog with visibility one quarter mile or less at times. Lows in the mid 40s. Northeast winds 5 to 10 mph. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    Thunderstorms
    63°
    Forecast night icon
    Night
    Thunderstorms
    46°
    Saturday 5/11
    Day
    63°
    Thunderstorms
    Forecast day icon
    Night
    46°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Patchy dense fog in the morning. Widespread showers with a chance of thunderstorms in the afternoon. Visibility one quarter mile or less at times in the morning. Highs in the lower 60s. South winds 5 to 10 mph. Chance of rain 90 percent.
    Night Details
    Widespread showers with a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the upper 40s. South winds 5 to 10 mph. Chance of rain 90 percent.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    62°
    Forecast night icon
    Night
    40% Chance Rain Showers
    44°
    Sunday 5/12
    Day
    62°
    50% Chance Rain Showers
    Forecast day icon
    Night
    44°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
    Night Details
    Partly cloudy. A chance of showers in the evening. Patchy fog after midnight. Lows in the upper 40s. Northwest winds 5 to 10 mph becoming southwest after midnight. Chance of rain 40 percent.
  • Forecast day icon
    Monday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Mostly Cloudy
    55°
    Monday 5/13
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Warmer with highs in the upper 70s.
    Night Details
    Mostly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Tuesday
    70% Chance of Storms
    71°
    Forecast night icon
    Night
    70% Chance of Storms
    59°
    Tuesday 5/14
    Day
    71°
    70% Chance of Storms
    Forecast day icon
    Night
    59°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 70 percent.
    Night Details
    A chance of thunderstorms in the evening. Showers likely. Lows in the upper 50s. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    60% Chance Rain Showers
    72°
    Forecast night icon
    Night
    60% Chance Rain Showers
    56°
    Wednesday 5/15
    Day
    72°
    60% Chance Rain Showers
    Forecast day icon
    Night
    56°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely. Highs in the lower 70s. Chance of rain 60 percent.
    Night Details
    Mostly cloudy. Showers likely mainly in the evening. Lows in the lower 50s. Chance of rain 60 percent.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    73°
    Forecast night icon
    Night
    30% Chance Rain Showers
    56°
    Thursday 5/16
    Day
    73°
    30% Chance Rain Showers
    Forecast day icon
    Night
    56°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent.
    Night Details
    Mostly cloudy with a 30 percent chance of showers. Lows in the mid 50s.
  • Forecast day icon
    Friday
    50% Chance Rain Showers
    69°
    Forecast night icon
    Night
    70% Chance of Rain
    59°
    Friday 5/17
    Day
    69°
    50% Chance Rain Showers
    Forecast day icon
    Night
    59°
    70% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Cloudy with probable rain. Chance of precipitation 70%. Low temperature around 59F. Dew point will be around 59F with an average humidity of 91%. Winds will be 5 mph from the S.
  • Forecast day icon
    Saturday
    70% Chance of Rain
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Saturday 5/18
    Day
    71°
    70% Chance of Rain
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a 65% chance for rain and thunderstorms. High temperature around 71F. Dew point will be around 60F with an average humidity of 81%. Winds will be 3 mph from the W.
    Night Details
    Clear with a chance of rain. Chance of precipitation 40%. Low temperature around 54F. Dew point will be around 53F with an average humidity of 80%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    72°
    Forecast night icon
    Night
    Mostly Cloudy
    54°
    Sunday 5/19
    Day
    72°
    30% Chance of Rain
    Forecast day icon
    Night
    54°
    Mostly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 72F. Dew point will be around 54F with an average humidity of 68%. Winds will be 5 mph from the W.
    Night Details
    Mostly cloudy. Low temperature around 54F. Dew point will be around 52F with an average humidity of 79%. Winds will be 4 mph from the W.