Hourly Weather Forecast - Arnold, PA

12 AM
30°F
0%
3mph
NNW
Partly Cloudy
Humidity
70%
Feels like
30°F
Dew Point
22°F
1 AM
29°F
0%
2mph
NW
Partly Cloudy
Humidity
72%
Feels like
29°F
Dew Point
21°F
2 AM
28°F
0%
2mph
NW
Partly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
21°F
3 AM
27°F
0%
1mph
NW
Partly Cloudy
Humidity
76%
Feels like
27°F
Dew Point
20°F
4 AM
26°F
0%
1mph
NW
Clear
Humidity
78%
Feels like
26°F
Dew Point
20°F
5 AM
26°F
0%
1mph
NW
Clear
Humidity
78%
Feels like
26°F
Dew Point
20°F
6 AM
27°F
0%
0mph
NNW
Mostly Clear
Humidity
76%
Feels like
27°F
Dew Point
20°F
7 AM
28°F
0%
0mph
N
Partly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
21°F
7:16 AM
8 AM
30°F
0%
0mph
N
Partly Cloudy
Humidity
69%
Feels like
30°F
Dew Point
21°F
9 AM
33°F
0%
0mph
ENE
Partly Cloudy
Humidity
61%
Feels like
33°F
Dew Point
21°F
10 AM
37°F
0%
0mph
SSE
Mostly Sunny
Humidity
53%
Feels like
37°F
Dew Point
22°F
11 AM
41°F
0%
1mph
S
Sunny
Humidity
46%
Feels like
41°F
Dew Point
22°F
12 PM
44°F
0%
1mph
S
Mostly Sunny
Humidity
42%
Feels like
44°F
Dew Point
22°F
1 PM
47°F
0%
2mph
S
Partly Cloudy
Humidity
38%
Feels like
47°F
Dew Point
23°F
2 PM
49°F
0%
3mph
SSW
Partly Cloudy
Humidity
35%
Feels like
49°F
Dew Point
23°F
3 PM
51°F
0%
3mph
SSW
Partly Cloudy
Humidity
34%
Feels like
51°F
Dew Point
24°F
4 PM
52°F
10%
3mph
SSW
Partly Cloudy
Humidity
33%
Feels like
52°F
Dew Point
24°F
5 PM
52°F
0%
2mph
SW
Mostly Cloudy
Humidity
34%
Feels like
52°F
Dew Point
24°F
6 PM
51°F
0%
2mph
SSW
Mostly Cloudy
Humidity
36%
Feels like
51°F
Dew Point
25°F
7 PM
49°F
10%
2mph
SSW
Mostly Cloudy
Humidity
38%
Feels like
49°F
Dew Point
25°F
7:35 PM
8 PM
48°F
10%
2mph
SSW
Mostly Cloudy
Humidity
41%
Feels like
48°F
Dew Point
25°F
9 PM
46°F
20%
1mph
SSW
Mostly Cloudy
Humidity
44%
Feels like
46°F
Dew Point
26°F
10 PM
44°F
20%
1mph
SSW
Mostly Cloudy
Humidity
48%
Feels like
44°F
Dew Point
26°F
11 PM
43°F
20%
2mph
SSW
Mostly Cloudy
Humidity
51%
Feels like
43°F
Dew Point
26°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Today's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for March 19, 2026

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

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

When Does Spring Begin?

(Image provided by Pixabay.com)

Lightning Safety

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide