ClimateAverages

Philadelphia Weather in December

JanFebMarAprMayJunJulAugSepOctNovDec
Right now
23°C
Light rain · feels like 26°C
Humidity
87%
Wind
9 kph SSW
UV
0.4
Rain
0%
Updated Jul 9, 07:45 AMWeather data by WeatherAPI.com
December daytime high
6.6°C
December overnight low
-2.9°C
December average
1.7°C

In December, Philadelphia typically sees daytime highs of 6.6°C and overnight lows around -2.9°C. Compared to the annual average high of 17.9°C, December runs -11.3°C.

vs. annual avg high
-11.3°C
Rank among 12 months
#10 warmest
Hottest year overall
2011

Where December ranks in Philadelphia

JanFebMarAprMayJunJulAugSepOctNovDec7°

FAQ

What is the average temperature in Philadelphia in December?

December in Philadelphia averages a daytime high of 6.6°C and an overnight low of -2.9°C.

Is December warm or cold in Philadelphia?

December runs -11.3°C compared to Philadelphia's annual average high of 17.9°C, ranking #10 of 12 months by warmth.

What should I pack for Philadelphia in December?

Plan for daytime highs near 6.6°C and cooler evenings around -2.9°C.

Other months for Philadelphia

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovember

December in nearby cities

PittsburghAllentownErieReadingScrantonBethlehemLancasterLevittown