Weather in Philadelphia in December
Philadelphia, United States averages a high of 7.2°C (45°F) and low of -0.2°C (31.6°F) in December, with 9 rain days and 6.1 hours of daily sunshine. Travel score: 53.6/100 (Mixed). The best time to visit Philadelphia is August.
High
7°C45°F
Low
0°C32°F
🌧️
9
rain days
☀️
6.1
hrs/day sunshine
💧
70%
humidity
54— Mixed
December in Philadelphia is cold and occasionally wet — mixed conditions — plan indoor alternatives.
What are the average temperatures in Philadelphia?
How much does it rain in Philadelphia in December?
Philadelphia receives an average of 97.4mm of rainfall across 9 rainy days in December. The annual total is 1099.8mm.
What should I pack for Philadelphia in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 7°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 0°C
🧣
Warm scarf
Protect against cold winds
Traveling to United States in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31