Pennsylvania (Philadelphia)
January
Weather in Pennsylvania for January 2027
Your guide to Pennsylvania weather in January - trends and predictions
The climate of Pennsylvania in January is quite snowy, averaging 12 snowy days.
In general, the average temperature in Pennsylvania at the beginning of January is 6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 3.1 °C by the end of January.
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Snow Forecast ❄️
Temperatures
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10
Dry days
9
Rainy days
12
Snow days
4°/-2°
Temperatures
18 km/h
Avg max wind
68 %
Avg humidity
Pennsylvania Weather January
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What’s the Weather Like in Pennsylvania This January?
Discover the average temperatures and weather trends across Pennsylvania’s cities this January.
Temperatures trend during January in Pennsylvania
See the weather trend as well as the moving average line
January weather in Pennsylvania day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 |  Heavy rain at times | 8° /2° | 5.6 mm | 0 cm | |
| Jan. 2 |  Overcast | 9° /1° | 2.1 mm | 0 cm | |
| Jan. 3 |  Cloudy | 6° /-1° | 4.3 mm | 1.4 cm | |
| Jan. 4 | Overcast | 6° /0° | 0.7 mm | 0 cm | |
| Jan. 5 | Overcast | 5° /-1° | 0.3 mm | 0 cm | |
| Jan. 6 |  Partly cloudy | 4° /0° | 4.5 mm | 1.4 cm | |
| Jan. 7 | Overcast | 4° /-1° | 1.7 mm | 1.1 cm | |
| Jan. 8 |  Sunny | 4° /-2° | 0 mm | 0 cm | |
| Jan. 9 | Partly cloudy | 6° /-2° | 9 mm | 0 cm | |
| Jan. 10 | Overcast | 7° /-1° | 11.8 mm | 0 cm | |
| Jan. 11 | Overcast | 4° /-2° | 2.5 mm | 1.1 cm | |
| Jan. 12 | Sunny | 7° /-2° | 2 mm | 0 cm | |
| Jan. 13 | Overcast | 9° /0° | 3.8 mm | 0 cm | |
| Jan. 14 | Overcast | 5° /-2° | 0 mm | 0 cm | |
| Jan. 15 | Overcast | 4° /-4° | 1.6 mm | 0.5 cm | |
| Jan. 16 | Sunny | 3° /-4° | 2.7 mm | 0.6 cm | |
| Jan. 17 | Partly cloudy | 4° /-2° | 4 mm | 0 cm | |
| Jan. 18 | Cloudy | 5° /-1° | 0.1 mm | 0 cm | |
| Jan. 19 | Overcast | 4° /-2° | 6.1 mm | 1.8 cm | |
| Jan. 20 | Overcast | 1° /-5° | 1.7 mm | 0.6 cm | |
| Jan. 21 | Partly cloudy | 0° /-6° | 0 mm | 0 cm | |
| Jan. 22 | Partly cloudy | 3° /-5° | 1.1 mm | 0 cm | |
| Jan. 23 | Cloudy | 2° /-4° | 0.6 mm | 0 cm | |
| Jan. 24 | Overcast | 2° /-4° | 0.4 mm | 0 cm | |
| Jan. 25 | Cloudy | 5° /-2° | 22.1 mm | 12.9 cm | |
| Jan. 26 | Overcast | 4° /-1° | 4.5 mm | 0 cm | |
| Jan. 27 | Cloudy | 4° /-3° | 0.2 mm | 0 cm | |
| Jan. 28 | Overcast | 2° /-3° | 4 mm | 0.1 cm | |
| Jan. 29 | Overcast | 3° /-4° | 2.5 mm | 1.6 cm | |
| Jan. 30 | Overcast | 2° /-6° | 0 mm | 0 cm | |
| Jan. 31 | Overcast | 2° /-5° | 5.1 mm | 0.7 cm | |
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Important Notice
Our weather forecast for Pennsylvania in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Pennsylvania forecast closer to your planned date for the most up-to-date weather information.
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Pennsylvania in January - FAQ
What are the expected maximum and minimum temperatures in Pennsylvania during January?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Pennsylvania during January?
Significant rainfall exceeding 105.2 mm is expected in Pennsylvania during January, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Pennsylvania in January 2027?
Pennsylvania experiences an average snowfall of 23.8367 cm during January, occurring over 12 days.
What are the typical wind conditions in Pennsylvania during January?
The average wind speed in Pennsylvania during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
Pennsylvania snow forecast January 2027
Track daily snowfall levels and discover Pennsylvania’s snowy potential this January ❄️
On average, Pennsylvania sees 12 snowy days during January, with approximately 23.8 cm of total snowfall.
January rainfall patterns in Pennsylvania
Explore the daily rainfall trends and prepare for Pennsylvanias January weather 💧
Typically, Pennsylvania has 9 rainy days in January with a total of 105.2 mm of rainfall.
Counties in Pennsylvania
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