Hourly Weather Forecast - Upper Darby, PA

12 AM
32°F
0%
8mph
SSW
Mostly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
24°F
1 AM
33°F
10%
8mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
26°F
Dew Point
25°F
2 AM
33°F
10%
8mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
27°F
Dew Point
25°F
3 AM
34°F
10%
7mph
SSW
Cloudy
Humidity
69%
Feels like
28°F
Dew Point
25°F
4 AM
34°F
10%
7mph
SW
Cloudy
Humidity
67%
Feels like
28°F
Dew Point
25°F
5 AM
35°F
10%
6mph
SW
Cloudy
Humidity
67%
Feels like
29°F
Dew Point
25°F
6 AM
35°F
10%
6mph
SW
Cloudy
Humidity
67%
Feels like
30°F
Dew Point
25°F
7 AM
36°F
10%
6mph
SW
Cloudy
Humidity
68%
Feels like
31°F
Dew Point
26°F
7:19 AM
8 AM
37°F
20%
6mph
WSW
Cloudy
Humidity
70%
Feels like
33°F
Dew Point
28°F
9 AM
38°F
20%
6mph
WSW
Cloudy
Humidity
69%
Feels like
34°F
Dew Point
29°F
10 AM
40°F
20%
7mph
WSW
Cloudy
Humidity
66%
Feels like
35°F
Dew Point
30°F
11 AM
42°F
20%
8mph
W
Mostly Cloudy
Humidity
61%
Feels like
37°F
Dew Point
29°F
12 PM
43°F
20%
9mph
W
Partly Cloudy
Humidity
57%
Feels like
37°F
Dew Point
29°F
1 PM
43°F
20%
9mph
W
Partly Cloudy
Humidity
55%
Feels like
38°F
Dew Point
28°F
2 PM
43°F
20%
9mph
WNW
Partly Cloudy
Humidity
54%
Feels like
38°F
Dew Point
27°F
3 PM
42°F
10%
8mph
WNW
Mostly Sunny
Humidity
51%
Feels like
38°F
Dew Point
26°F
4 PM
41°F
10%
7mph
WNW
Sunny
Humidity
51%
Feels like
36°F
Dew Point
25°F
4:39 PM
5 PM
39°F
10%
6mph
WNW
Clear
Humidity
54%
Feels like
35°F
Dew Point
24°F
6 PM
38°F
10%
6mph
WNW
Clear
Humidity
57%
Feels like
33°F
Dew Point
24°F
7 PM
37°F
10%
5mph
WNW
Clear
Humidity
61%
Feels like
32°F
Dew Point
24°F
8 PM
36°F
10%
5mph
WNW
Mostly Clear
Humidity
62%
Feels like
31°F
Dew Point
24°F
9 PM
35°F
10%
5mph
WNW
Partly Cloudy
Humidity
64%
Feels like
30°F
Dew Point
24°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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