Hourly Weather Forecast - Mount Joy, PA

12 AM
16°F
0%
6mph
WNW
Clear
Humidity
66%
Feels like
7°F
Dew Point
7°F
1 AM
15°F
0%
6mph
WNW
Clear
Humidity
65%
Feels like
6°F
Dew Point
6°F
2 AM
15°F
0%
6mph
WNW
Clear
Humidity
66%
Feels like
7°F
Dew Point
6°F
3 AM
15°F
0%
5mph
WNW
Clear
Humidity
67%
Feels like
7°F
Dew Point
6°F
4 AM
15°F
0%
5mph
WNW
Clear
Humidity
67%
Feels like
7°F
Dew Point
6°F
5 AM
15°F
0%
5mph
WNW
Clear
Humidity
67%
Feels like
8°F
Dew Point
6°F
6 AM
16°F
0%
4mph
WNW
Clear
Humidity
67%
Feels like
9°F
Dew Point
7°F
7 AM
17°F
0%
4mph
WNW
Clear
Humidity
66%
Feels like
11°F
Dew Point
8°F
7:20 AM
8 AM
19°F
0%
4mph
NW
Sunny
Humidity
67%
Feels like
13°F
Dew Point
10°F
9 AM
21°F
0%
4mph
NW
Sunny
Humidity
64%
Feels like
15°F
Dew Point
11°F
10 AM
23°F
0%
5mph
NW
Sunny
Humidity
62%
Feels like
16°F
Dew Point
11°F
11 AM
24°F
0%
5mph
NW
Mostly Sunny
Humidity
60%
Feels like
18°F
Dew Point
12°F
12 PM
25°F
0%
5mph
NW
Partly Cloudy
Humidity
59%
Feels like
19°F
Dew Point
13°F
1 PM
26°F
0%
5mph
NW
Mostly Cloudy
Humidity
58%
Feels like
20°F
Dew Point
14°F
2 PM
27°F
0%
5mph
NW
Mostly Cloudy
Humidity
58%
Feels like
21°F
Dew Point
14°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

Wednesday's Weather Outlook

Wednesday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide