Philadelphia Weather in December
December in Philadelphia brings moderate temperatures, with highs of 16°C (61°F) and nights dropping to 4°C (39°F). Rainfall is on the higher side this month, averaging around 144 mm (5.7 in), so keep a rain jacket handy.
Rainfall in Philadelphia in December
Rain is expected on roughly 10 days, totalling around 144 mm (5.7 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Philadelphia in December
If you're visiting Philadelphia in December, expect highs of 16°C (61°F) and overnight lows around 4°C (39°F). December marks the winter season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If your ideal day consists of dry skies and pleasant temperatures, March, April, May and October typically offer the best circumstances for Philadelphia.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Philadelphia's climate page.
Philadelphia Temperature in December
Min Temperature
4°C (39°F)
Max Temperature
16°C (61°F)
Chance of Rain
33%
Precipitation
144 mm (5.7 in)
Rainy days
10 days
Best Places in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Philadelphia in December
Pack for changing conditions in Philadelphia in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Philadelphia in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Philadelphia's climate page.
See the full Philadelphia climate overview or explore weather in the United States of America.
