World Resorts USA Philadelphia Weather

Philadelphia weather in December

Weather in Philadelphia: December

Average day temperature: 42.6°F
Average night temperature: 36.4°F
Number of sunny days: 10 days
Day length: 9.3 - 9.5 hours
Number of rainy days: 4 days
Precipitation totals: 2.5 in.

Air temperature in December, °F

Show year:
2024
2023
2022

The highest day temperature during December of 2024 was 62°F. At the same time the lowest night temperature was 16°F. Daily and nightly averages during December were 41.0°F and 33.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Philadelphia in December is 1.8 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 7.3 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.7.

Best time for vacation in Philadelphia

Sunniest months:
November 14 days
August 14 days
June 13 days
Warmest months:
July 86.8 °F
August 83.9 °F
June 79.9 °F
Coldest months:
January 36.0 °F
February 39.3 °F
December 42.6 °F
Rainiest months:
August 5 days
June 5 days
July 5 days
Windiest months:
March 9.3 mph
April 9.2 mph
January 8.7 mph

Philadelphia on a weather map

Philadelphia
+28°F
S 9 mph
Feels like: +21°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+9°F
24 Hours Forecast
Philadelphia
Local time: 23:16
December 05, friday
0000
28°F
S
9 mph
0300
27°F
SW
6 mph
0600
25°F
SW
5 mph
0900
25°F
NW
4 mph
1200
27°F
N
5 mph
1500
28°F
NW
2 mph
1800
30°F
SW
1 mph
2100
28°F
SW
2 mph
Units of measurement: °C / °F