Philadelphia Weather in January
Thinking of visiting Philadelphia in January? Expect moderate temperatures reaching 13°C (55°F) during the day, dropping to 1°C (34°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Philadelphia in January
Looking at the last 30 years, the data shows about 9 days with rain, averaging 130 mm (5.1 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Philadelphia in January
If you're visiting Philadelphia in January, expect highs of 13°C (55°F) and overnight lows around 1°C (34°F). The winter season is characteristic of January. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. This month is marked by the mildest temperatures of the year.January in Philadelphia can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Philadelphia's climate page.
Philadelphia Temperature in January
Min Temperature
1°C (34°F)
Max Temperature
13°C (55°F)
Chance of Rain
30%
Precipitation
130 mm (5.1 in)
Rainy days
9 days
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Philadelphia in January
Pack for changing conditions in Philadelphia in January. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Philadelphia in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 Philadelphia's climate page.
See the full Philadelphia climate overview or explore weather in the United States of America.
