Pennsylvania (Philadelphia)
December
Weather in Pennsylvania for December 2024
Your guide to Pennsylvania weather in December - trends and predictions
The forecast for the first days of December 2024 in Pennsylvania predicts a temperature of 6.9 °F, which is slightly above the historical average.
In general, the average temperature in Pennsylvania at the beginning of December is 5.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.7 °F by the end of December.
Pennsylvania sees moderate rainfall in December, averaging 6 rainy days.
Snowfall in Pennsylvania during December is quite rare, with fewer than 2 snowy days on average.
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24
Dry days
6
Rainy days
1
Snow days
10°/0°
Temperatures
16 km/h
Avg max wind
71 %
Avg humidity
Pennsylvania in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  1° | ||||||
| 2  4° | 3 11° | 4 6° | 5  6° | 6  6° | 7 5° | 8 11° |
| 9 12° | 10  15° | 11  10° | 12 7° | 13  6° | 14  4° | 15  11° |
| 16 11° | 17  12° | 18  15° | 19 4° | 20 8° | 21 7° | 22 8° |
| 23  10° | 24 1° | 25 5° | 26 5° | 27 9° | 28 9° | 29 12° |
| 30 10° | 31  11° |
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Access Pennsylvania weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Pennsylvania
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Partly cloudy | 1° /-3° | 0 mm | 0 cm | |
| Dec. 2 | Patchy rain possible | 4° /-1° | 0.3 mm | 0 cm | |
| Dec. 3 | Patchy rain possible | 11° /7° | 1.8 mm | 0 cm | |
| Dec. 4 | Patchy rain possible | 6° /4° | 1.6 mm | 0 cm | |
| Dec. 5 | Fog | 6° /0° | 0 mm | 0 cm | |
| Dec. 6 | Freezing fog | 6° /0° | 0 mm | 0 cm | |
| Dec. 7 | Patchy rain possible | 5° /-2° | 0 mm | 0 cm | |
| Dec. 8 | Freezing fog | 11° /0° | 0 mm | 0 cm | |
| Dec. 9 | Fog | 12° /1° | 0 mm | 0 cm | |
| Dec. 10 | Moderate or heavy rain shower | 15° /2° | 35.6 mm | 0 cm | |
| Dec. 11 | Light sleet | 10° /2° | 13 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 7° /0° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 6° /2° | 0 mm | 0 cm | |
| Dec. 14 | Cloudy | 4° /0° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 11° /2° | 0 mm | 0 cm | |
| Dec. 16 | Overcast | 11° /3° | 0 mm | 0 cm | |
| Dec. 17 | Light rain | 12° /6° | 16.9 mm | 0 cm | |
| Dec. 18 | Heavy rain | 15° /6° | 61.3 mm | 0 cm | |
| Dec. 19 | Overcast | 4° /1° | 0.1 mm | 0.1 cm | |
| Dec. 20 | Sunny | 8° /0° | 0 mm | 0 cm | |
| Dec. 21 | Sunny | 7° /2° | 0 mm | 0 cm | |
| Dec. 22 | Moderate or heavy rain shower | 8° /0° | 6.8 mm | 0 cm | |
| Dec. 23 | Light freezing rain | 10° /-4° | 5.2 mm | 0 cm | |
| Dec. 24 | Overcast | 1° /-3° | 0.2 mm | 0 cm | |
| Dec. 25 | Cloudy | 5° /-1° | 0 mm | 0 cm | |
| Dec. 26 | Overcast | 5° /-1° | 0.1 mm | 0 cm | |
| Dec. 27 | Partly cloudy | 9° /3° | 14.7 mm | 0 cm | |
| Dec. 28 | Sunny | 9° /4° | 1.9 mm | 0 cm | |
| Dec. 29 | Partly cloudy | 12° /4° | 1.9 mm | 0 cm | |
| Dec. 30 | Sunny | 10° /2° | 0 mm | 0 cm | |
| Dec. 31 | Heavy rain at times | 11° /3° | 4.9 mm | 0 cm | |
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Important Notice
Our weather forecast for Pennsylvania 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 Pennsylvania forecast closer to your planned date for the most up-to-date weather information.
Pennsylvania in December - FAQ
What are the expected maximum and minimum temperatures in Pennsylvania during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 0°.
How much rainfall should be expected in Pennsylvania during December?
Significant rainfall exceeding 230.4 mm is expected in Pennsylvania during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Pennsylvania during December?
Pennsylvania experiences an average snowfall of 0.1 cm during December, occurring over 1 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Pennsylvania during December?
The average wind speed in Pennsylvania during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Pennsylvania
Explore the daily rainfall trends and prepare for Pennsylvanias December weather 💧
December snowfall in Pennsylvania
Track daily snowfall levels and discover Pennsylvania’s snowy potential this December ❄️
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