When to go · Philadelphia
Philadelphia in December
Mixed month. Outside the best window (Apr–Jun, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
Key facts
- Verdict
- Mixed
- Temperature
- 8°C46°F / −1°C30°F
- average high / low
- Rain days
- 10
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Outside the best window (Apr–Jun, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
Weather in December
- PhiladelphiaHighs around 8 °C, lows around -1 °C, rain on about 10 daysHighs around 46 °F, lows around 30 °F, rain on about 10 days
- Northeast, United States · New York, Boston, Washington, Philadelphia, Mainecool
Cold, sometimes snowy winters; humid 30 °C+ spells in July–August; late September to October is the pick for foliage and walking.Cold, sometimes snowy winters; humid 86 °F+ spells in July–August; late September to October is the pick for foliage and walking.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas Day big impact
25 Dec · United States
Most businesses closed; flights full from about 20 Dec to 2 Jan.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
High-price month: see what to book ahead.
What to pack
- A warm coat, hat and gloves for mornings and evenings
- A rain jacket or umbrella and shoes that dry fast
- Layers: a fleece or light jacket