Hourly Weather Forecast - Greencastle, PA

12 AM
43°F
10%
7mph
SE
Partly Cloudy
Humidity
71%
Feels like
39°F
Dew Point
34°F
1 AM
41°F
10%
6mph
SE
Partly Cloudy
Humidity
73%
Feels like
37°F
Dew Point
33°F
2 AM
39°F
10%
6mph
SE
Mostly Clear
Humidity
77%
Feels like
35°F
Dew Point
33°F
3 AM
38°F
10%
6mph
SE
Mostly Clear
Humidity
80%
Feels like
33°F
Dew Point
33°F
4 AM
37°F
10%
6mph
SSE
Clear
Humidity
84%
Feels like
32°F
Dew Point
33°F
5 AM
37°F
10%
6mph
SSE
Clear
Humidity
87%
Feels like
32°F
Dew Point
34°F
6 AM
38°F
10%
6mph
SSE
Mostly Clear
Humidity
82%
Feels like
33°F
Dew Point
33°F
7 AM
40°F
10%
6mph
SSE
Partly Cloudy
Humidity
83%
Feels like
35°F
Dew Point
35°F
7:05 AM
8 AM
42°F
10%
6mph
SSE
Mostly Cloudy
Humidity
78%
Feels like
38°F
Dew Point
36°F
9 AM
45°F
10%
7mph
S
Mostly Cloudy
Humidity
76%
Feels like
41°F
Dew Point
38°F
10 AM
49°F
10%
8mph
S
Partly Cloudy
Humidity
72%
Feels like
45°F
Dew Point
40°F
11 AM
53°F
10%
9mph
S
Mostly Sunny
Humidity
70%
Feels like
53°F
Dew Point
43°F
12 PM
56°F
10%
10mph
S
Mostly Sunny
Humidity
67%
Feels like
56°F
Dew Point
45°F
1 PM
59°F
10%
11mph
SSW
Mostly Sunny
Humidity
65%
Feels like
59°F
Dew Point
47°F
2 PM
61°F
10%
12mph
SSW
Partly Cloudy
Humidity
66%
Feels like
61°F
Dew Point
50°F
3 PM
63°F
20%
13mph
SSW
Partly Cloudy
Humidity
65%
Feels like
63°F
Dew Point
51°F
4 PM
63°F
20%
13mph
SSW
Partly Cloudy
Humidity
68%
Feels like
63°F
Dew Point
52°F
5 PM
62°F
30%
12mph
SW
30% Chance Rain Showers
Humidity
71%
Feels like
62°F
Dew Point
53°F
6 PM
60°F
30%
11mph
SW
30% Chance of Light Rain
Humidity
75%
Feels like
60°F
Dew Point
52°F
7 PM
59°F
30%
10mph
SW
30% Chance of Light Rain
Humidity
74%
Feels like
59°F
Dew Point
51°F
7:28 PM
8 PM
58°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
72%
Feels like
58°F
Dew Point
49°F
9 PM
57°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
70%
Feels like
57°F
Dew Point
47°F
10 PM
54°F
30%
9mph
SW
30% Chance of Rain
Humidity
76%
Feels like
54°F
Dew Point
46°F
11 PM
51°F
30%
9mph
WSW
30% Chance Rain Showers
Humidity
81%
Feels like
51°F
Dew Point
46°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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