Greencastle, PA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greencastle, PA in one place.
Sunny, with a high near 75. South wind 2 to 9 mph.
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: Apr 9, 2026 5:08 PM EDT.
The active forecast window currently covers Apr 10 to Apr 15, 2026 for Greencastle, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 5:08 PM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Greencastle
Wednesday looks like the warmest upcoming period in Greencastle at 88 degrees F.
Saturday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Monday at about 7 to 13 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 5:08 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 rain showers between 8pm and 2am. Partly cloudy, with a low around 49. West wind 3 to 7 mph. Chance of precipitation is 20%.
Sunny, with a high near 67. North wind 6 to 9 mph.
Mostly clear, with a low around 41.
Mostly sunny, with a high near 71.
Mostly cloudy, with a low around 57.
Mostly cloudy, with a high near 79.
Mostly cloudy, with a low around 60.
Mostly sunny, with a high near 86.
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 63.
A slight chance of rain showers after 2pm. Partly sunny, with a high near 88.
A slight chance of rain showers before 8pm. Mostly cloudy, with a low around 63.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Sunny
|
75°F |
2 to 9 mph
S
|
|
Friday Night
Apr 10
|
Slight Chance Rain Showers
|
49°F |
3 to 7 mph
W
|
|
Saturday
Apr 11
|
Sunny
|
67°F |
6 to 9 mph
N
|
|
Saturday Night
Apr 11
|
Mostly Clear
|
41°F |
5 mph
NE
|
|
Sunday
Apr 12
|
Mostly Sunny
|
71°F |
2 to 12 mph
SE
|
|
Sunday Night
Apr 12
|
Mostly Cloudy
|
57°F |
7 to 10 mph
S
|
|
Monday
Apr 13
|
Mostly Cloudy
|
79°F |
7 to 13 mph
SW
|
|
Monday Night
Apr 13
|
Mostly Cloudy
|
60°F |
5 to 9 mph
SW
|
|
Tuesday
Apr 14
|
Mostly Sunny
|
86°F |
5 to 10 mph
SW
|
|
Tuesday Night
Apr 14
|
Slight Chance Rain Showers
|
63°F |
3 to 8 mph
SW
|
|
Wednesday
Apr 15
|
Partly Sunny then Slight Chance Rain Showers
|
88°F |
3 to 9 mph
SW
|
|
Wednesday Night
Apr 15
|
Slight Chance Rain Showers then Mostly Cloudy
|
63°F |
5 to 8 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greencastle.
