Temperature in Pennsylvania in January

Daytime highs, nighttime lows and the warmest cities in Pennsylvania, the United States of America this January.

Pennsylvania, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in January ranging from -1°C (30°F) in Bradford to 5°C (41°F) in Essington. Nighttime temperatures generally drop to -3°C (27°F) in Essington and -10°C (14°F) in Bradford. During January, winter is in full swing. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Pennsylvania, the United States of America in January?

To get a sense of January's typical temperatures in the key spots of Pennsylvania, explore the map below. Click on a point for an in-depth look.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Pennsylvania, check out our Pennsylvania's climate page.

See also: Pennsylvania weather by month.

Best Places to Visit in Pennsylvania in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Pennsylvania.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in January: blue is cold, red is hot.

See all January weather averages, cities and regions in Pennsylvania

Pennsylvania temperatures in January: frequently asked questions

How hot does it get in Pennsylvania, the United States of America in January?

Philadelphia averages a daytime high of 5°C (41°F) in January, which is low for Pennsylvania, the United States of America.

How cold does it get at night in Pennsylvania, the United States of America in January?

Nighttime temperatures in Philadelphia typically drop to around -3°C (27°F) in January.

What is the warmest city in January in Pennsylvania, the United States of America?

According to our recent database analysis, Essington is the warmest city. It experiences an average maximum daytime temperature of approximately 5°C (41°F) and rarely drops below -3°C (27°F) during the night.

What is the coldest city in January in Pennsylvania, the United States of America?

In our database, Bradford is the chilliest city in January in Pennsylvania, the United States of America. Daytime temperatures typically peak at -1°C (30°F), while the nighttime lows hover around -10°C (14°F).

How much sun does Pennsylvania, the United States of America get in January?

Across Pennsylvania, the United States of America, sunshine in January ranges from overcast in Pittsburgh (96 hours) to moderately sunny in Harrisburg (154 hours).

What is the water temperature in January?

The water temperature averages approximately 6°C (43°F) in Philadelphia this month, generally too cold for comfortable swimming.

Interested in more climate information?

We have much more information about the climate in Pennsylvania.

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