Greencastle, PA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greencastle, PA in one place.
Mostly sunny, with a high near 93. Southwest wind 3 to 9 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Greencastle, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 10, 2026 1:07 PM EDT.
The active forecast window currently covers Jun 11 to Jun 16, 2026 for Greencastle, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 11 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 1:07 PM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Greencastle
Friday looks like the warmest upcoming period in Greencastle at 94 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Sunday at about 0 to 10 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 1:07 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- CTP
- Radar station
- KLWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. West wind 2 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers before 8am, then showers and thunderstorms likely. Mostly sunny, with a high near 94. West wind 2 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunny, with a high near 89.
Mostly clear, with a low around 64.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
A chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jun 11
|
Mostly Sunny
|
93°F |
3 to 9 mph
SW
|
|
Thursday Night
Jun 11
|
Slight Chance Showers And Thunderstorms
|
72°F |
2 to 8 mph
W
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely
|
94°F |
2 to 9 mph
W
|
|
Friday Night
Jun 12
|
Showers And Thunderstorms Likely then Partly Cloudy
|
66°F |
3 to 9 mph
NW
|
|
Saturday
Jun 13
|
Sunny
|
89°F |
3 to 7 mph
NW
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
64°F |
0 to 6 mph
NW
|
|
Sunday
Jun 14
|
Mostly Sunny then Chance Showers And Thunderstorms
|
91°F |
0 to 10 mph
SW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
63°F |
3 to 9 mph
NW
|
|
Monday
Jun 15
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
82°F |
6 to 9 mph
NW
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
61°F |
3 to 8 mph
W
|
|
Tuesday
Jun 16
|
Chance Rain Showers
|
82°F |
3 to 7 mph
W
|
|
Tuesday Night
Jun 16
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
60°F |
2 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greencastle.
