Philadelphia
December
Weather in Philadelphia for December 2025
Your guide to Philadelphia weather in December - trends and predictions
With an average of 2 snowy days, Philadelphia usually enjoys a light touch of snow in December.
In general, the average temperature in Philadelphia at the beginning of December is 8.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 8.1 °F by the end of December.
Philadelphia in December brings notable rainfall, with an average of 19 rainy days and a total precipitation of 136 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
10
Dry days
19
Rainy days
2
Snow days
8°/1°
Temperatures
17 km/h
Avg max wind
68 %
Avg humidity
Philadelphia in December average weather
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  7° | 2  10° | 3  12° | 4  8° | 5 7° | 6 11° | |
| 7 7° | 8 9° | 9 8° | 10 11° | 11 13° | 12  8° | 13 8° |
| 14 7° | 15 7° | 16  9° | 17  9° | 18 8° | 19 6° | 20 5° |
| 21 5° | 22 6° | 23 6° | 24  6° | 25 8° | 26 5° | 27 5° |
| 28 9° | 29 10° | 30 10° | 31 10° |
You can click on date
Access Philadelphia weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Philadelphia
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 7° /0° | 0.5 mm | 0 cm | |
| Dec. 2 | Sunny | 10° /2° | 0.3 mm | 0 cm | |
| Dec. 3 | Partly cloudy | 12° /3° | 10.7 mm | 0 cm | |
| Dec. 4 | Cloudy | 8° /1° | 0 mm | 0 cm | |
| Dec. 5 | Partly cloudy | 7° /0° | 2.6 mm | 0 cm | |
| Dec. 6 | Overcast | 11° /1° | 3.1 mm | 0 cm | |
| Dec. 7 | Partly cloudy | 7° /2° | 0.8 mm | 0 cm | |
| Dec. 8 | Overcast | 9° /2° | 0.1 mm | 0 cm | |
| Dec. 9 | Overcast | 8° /1° | 5.9 mm | 0 cm | |
| Dec. 10 | Overcast | 11° /1° | 8.9 mm | 0 cm | |
| Dec. 11 | Overcast | 13° /4° | 25.7 mm | 0 cm | |
| Dec. 12 | Patchy rain possible | 8° /2° | 0.9 mm | 0 cm | |
| Dec. 13 | Partly cloudy | 8° /1° | 0.2 mm | 0 cm | |
| Dec. 14 | Sunny | 7° /-1° | 3.3 mm | 0 cm | |
| Dec. 15 | Overcast | 7° /0° | 5.1 mm | 0 cm | |
| Dec. 16 | Moderate or heavy snow showers | 9° /3° | 8.8 mm | 2.5 cm | |
| Dec. 17 | Moderate snow | 9° /4° | 8.2 mm | 1.3 cm | |
| Dec. 18 | Cloudy | 8° /1° | 13.2 mm | 0 cm | |
| Dec. 19 | Cloudy | 6° /-1° | 0.8 mm | 0 cm | |
| Dec. 20 | Sunny | 5° /-1° | 1.4 mm | 0 cm | |
| Dec. 21 | Sunny | 5° /-1° | 1 mm | 0.4 cm | |
| Dec. 22 | Overcast | 6° /-2° | 3.2 mm | 0 cm | |
| Dec. 23 | Partly cloudy | 6° /-3° | 2.1 mm | 0 cm | |
| Dec. 24 | Heavy rain at times | 6° /-1° | 4.3 mm | 0.2 cm | |
| Dec. 25 | Partly cloudy | 8° /0° | 5.8 mm | 0 cm | |
| Dec. 26 | Partly cloudy | 5° /-2° | 0 mm | 0 cm | |
| Dec. 27 | Cloudy | 5° /-1° | 6.8 mm | 0 cm | |
| Dec. 28 | Cloudy | 9° /2° | 11.4 mm | 0 cm | |
| Dec. 29 | Sunny | 10° /3° | 1.6 mm | 0 cm | |
| Dec. 30 | Partly cloudy | 10° /3° | 7.7 mm | 0 cm | |
| Dec. 31 | Heavy rain at times | 10° /3° | 3.2 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Philadelphia in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Philadelphia forecast closer to your planned date for the most up-to-date weather information.
Philadelphia in December - FAQ
What are the expected maximum and minimum temperatures in Philadelphia during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 1°.
How much rainfall should be expected in Philadelphia during December?
Significant rainfall exceeding 136 mm is expected in Philadelphia during December, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Philadelphia in December 2025?
Philadelphia experiences an average snowfall of 4.845 cm during December, occurring over 2 days.
What are the typical wind conditions in Philadelphia during December?
The average wind speed in Philadelphia during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
Philadelphia snow forecast December 2025
Track daily snowfall levels and discover Philadelphia’s snowy potential this December ❄️
December rainfall patterns in Philadelphia
Explore the daily rainfall trends and prepare for Philadelphias December weather 💧
Quick links
You are here
Where is Philadelphia?Get accurate weather forecasts for Philadelphia, located at latitude 39.952 and longitude -75.164. Stay updated with localized weather information tailored for Philadelphia.
Related locations
Select a location for accurate weather forecast
More Locations Found a mistake?
We appreciate your attention to details. Tell us here.