Weather in December in Pennsylvania
Planning a journey to Pennsylvania this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:
What is the weather like in Pennsylvania in December?
Pennsylvania is a region in the United States of America. December in Pennsylvania generally has cold temperatures, with precipitation levels ranging from moderate to high. During December, winter is in full swing.
Temperatures
The average maximum temperatures are cold and range from 3°C in Bradford to 9°C in Essington. Nighttime temperatures generally drop to 1°C in Essington and -5°C in Bradford.To learn more about the conditions in specific areas of Pennsylvania, check out the map below.
Precipitation
In December, precipitation varies across different areas. From moderate snow/rainfall in Mansfield with an average of 69 mm to high snow/rainfall in Mount Pocono with 144 mm.Average sunshine
The city Philadelphia usually sees around 140 hours of sunlight, indicating a moderately sunny period.For a more detailed look at Pennsylvania's conditions throughout the year, check out our Pennsylvania climate page.
Where to go in Pennsylvania in December
perfect weather
pleasant
tolerable
unpleasant
poor
Select a Month of Interest
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 Pennsylvania's climate page.
Popular destinations
What is the weather like in December for the 5 most popular destinations in Pennsylvania?
Philadelphia
In December Philadelphia generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around 1°C and high monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Pittsburgh
In December Pittsburgh generally has low temperatures with maximum daytime temperatures around 6°C, minimum nighttime temperatures around -2°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Gettysburg
In December Gettysburg generally has low temperatures with maximum daytime temperatures around 7°C, minimum nighttime temperatures around -2°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
York
In December York generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around -2°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Washington
In December Washington generally has low temperatures with maximum daytime temperatures around 6°C, minimum nighttime temperatures around -3°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Pennsylvania, in the United States of America.
Is December the best time to visit Pennsylvania?
In our opinion, December may not be the ideal time to visit Pennsylvania due to the typically poor weather in Philadelphia.
On average, the best time to visit Pennsylvania is in May with generally perfect weather in Philadelphia. On the other hand, the months of January, February and December tend to have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Pennsylvania.
Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.