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The weather in Philadelphia in December is very cold with temperatures between 1°C and 7°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Philadelphia during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Philadelphia during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Philadelphia.
Our weather forecast can give you a great sense of what weather to expect in Philadelphia in December 2024.
If you’re planning to visit Philadelphia in the near future, we highly recommend that you review the 14 day weather forecast for Philadelphia before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -3° | 5 | 19 | 6 | 49 mm | Awful | Philadelphia in January |
| February | 5° / -2° | 6 | 16 | 6 | 70 mm | Awful | Philadelphia in February |
| March | 10° / 2° | 6 | 21 | 4 | 70 mm | Bad | Philadelphia in March |
| April | 17° / 8° | 5 | 25 | 0 | 63 mm | Good | Philadelphia in April |
| May | 22° / 13° | 6 | 26 | 0 | 77 mm | Good | Philadelphia in May |
| June | 27° / 18° | 5 | 25 | 0 | 88 mm | Perfect | Philadelphia in June |
| July | 30° / 21° | 6 | 25 | 0 | 98 mm | Good | Philadelphia in July |
| August | 29° / 21° | 5 | 26 | 0 | 106 mm | Good | Philadelphia in August |
| September | 26° / 17° | 3 | 27 | 0 | 69 mm | Perfect | Philadelphia in September |
| October | 19° / 12° | 4 | 27 | 0 | 72 mm | Good | Philadelphia in October |
| November | 12° / 5° | 4 | 25 | 1 | 51 mm | Ok | Philadelphia in November |
| December | 7° / 1° | 5 | 22 | 3 | 73 mm | Bad | Philadelphia in December |