Normally the average daily weather in Philadelphia throughout the month of December is 5. You can expect highs around 9 with low temperatures being around -1 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 5 |
| High Temperature | 9 |
| Low Temperature | -1 |
| Sunshine Per Day | 6 |
Philadelphia, Pennsylvania (USA) Weather in December FAQs
What is the weather to expect?
You should be expecting about 5 celsius but it does differ during the day and night
What is the winter weather like?
The weather in winter is about 8
What’s the difference in temperature between summer and winter?
The temperature varies by 11.
How cold should I expect it to get?
Generally the lows are -1 Useful Links: Philadelphia Weather: Average Weather & Yearly Climate