National Weather Service forecast
Greencastle, Pennsylvania Weather
Greencastle 7-Day Forecast
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Overnight52°FMostly Clear
Mostly clear, with a low around 52. South wind around 2 mph.
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Wednesday75°FPatchy Fog then Mostly Sunny1% chance of precipitation
Patchy fog before 7am. Mostly sunny, with a high near 75. South wind 1 to 14 mph, with gusts as high as 21 mph.
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Wednesday Night62°FLight Rain91% chance of precipitation
Rain after 11pm. Mostly cloudy, with a low around 62. South wind 8 to 12 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
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Thursday76°FLight Rain Likely65% chance of precipitation
Rain likely. Mostly cloudy, with a high near 76. South wind 5 to 12 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
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Thursday Night55°FChance Light Rain then Mostly Cloudy38% chance of precipitation
A chance of rain before 7pm. Mostly cloudy, with a low around 55. West wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
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Friday70°FSlight Chance Light Rain18% chance of precipitation
A slight chance of rain between 7am and 1pm. Partly sunny, with a high near 70. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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Friday Night45°FPartly Cloudy13% chance of precipitation
Partly cloudy, with a low around 45.
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Saturday60°FMostly Sunny11% chance of precipitation
Mostly sunny, with a high near 60.
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Saturday Night37°FPartly Cloudy11% chance of precipitation
Partly cloudy, with a low around 37.
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Sunday59°FMostly Sunny4% chance of precipitation
Mostly sunny, with a high near 59.
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Sunday Night35°FMostly Clear3% chance of precipitation
Mostly clear, with a low around 35.
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Monday60°FSunny4% chance of precipitation
Sunny, with a high near 60.
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Monday Night33°FMostly Clear4% chance of precipitation
Mostly clear, with a low around 33.
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Tuesday64°FSunny3% chance of precipitation
Sunny, with a high near 64.
Issued by the National Weather Service (CTP office), updated .
Greencastle Hourly Forecast
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Greencastle Weather Radar
Open the full radar for GreencastleAbout Greencastle
- Population (2020 Census)
- 4,251
- Coordinates
- 39.791, -77.727
- Elevation
- 548 ft
- NWS forecast office
- CTP
- Time zone
- America/New York
- Sunrise today
- 6:42 AM EST
- Sunset today
- 5:06 PM EST
- Daylight today
- 10 h 23 min
Greencastle Weather Questions
What is the weather forecast for Greencastle, Pennsylvania?
Overnight: Mostly clear, with a low around 52. South wind around 2 mph. Wednesday: Patchy fog before 7am. Mostly sunny, with a high near 75. South wind 1 to 14 mph, with gusts as high as 21 mph.
Will it rain or snow in Greencastle this week?
The best chance of precipitation is Wednesday Night at 91%. Periods with a 30% chance or more: Wednesday Night (91%), Thursday (65%), Thursday Night (38%).
How warm and how cold will it get in Greencastle this week?
The warmest day is Thursday, with a high near 76°F. The coldest night is Monday Night, with a low near 33°F.
What time are sunrise and sunset in Greencastle today?
Sunrise is at 6:42 AM EST and sunset is at 5:06 PM EST, for 10 h 23 min of daylight.
Weather near Greencastle
- State Line 4 mi
- Marion 5 mi
- Waynesboro 8 mi
- Mont Alto 10 mi
- Mercersburg 10 mi
- Wayne Heights 10 mi
- Chambersburg 10 mi
- Guilford 11 mi