Lehigh County (Allentown)
January
Weather in Lehigh County, Pennsylvania for January 2026
Your guide to Lehigh County weather in January - trends and predictions
With an average of 3 snowy days, Lehigh County usually enjoys a light touch of snow in January.
In general, the average temperature in Lehigh County at the beginning of January is 0.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 1.9 °F by the end of January.
With an average of 4 rainy days, Lehigh County experiences minimal rainfall in January.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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24
Dry days
4
Rainy days
3
Snow days
0°/-6°
Temperatures
21 km/h
Avg max wind
71 %
Avg humidity
Lehigh County Weather January
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Temperatures trend during January in Lehigh County
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January weather in Lehigh County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 |  Overcast | 5° /2° | 5.2 mm | 0 cm | |
| Jan. 2 |  Sunny | 4° /-1° | 0 mm | 0 cm | |
| Jan. 3 | Overcast | 1° /-3° | 0 mm | 0 cm | |
| Jan. 4 |  Partly cloudy | 0° /-4° | 0 mm | 0 cm | |
| Jan. 5 | Sunny | 0° /-5° | 0 mm | 0 cm | |
| Jan. 6 |  Moderate snow | -2° /-5° | 4.3 mm | 2 cm | |
| Jan. 7 |  Cloudy | -2° /-6° | 0 mm | 0 cm | |
| Jan. 8 | Overcast | -2° /-6° | 0 mm | 0 cm | |
| Jan. 9 | Sunny | 0° /-8° | 0 mm | 0 cm | |
| Jan. 10 | Partly cloudy | 0° /-7° | 0 mm | 0 cm | |
| Jan. 11 |  Light freezing rain | 0° /-3° | 2.2 mm | 0.7 cm | |
| Jan. 12 | Sunny | 4° /-4° | 0 mm | 0 cm | |
| Jan. 13 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Jan. 14 | Overcast | -2° /-6° | 0 mm | 0 cm | |
| Jan. 15 | Overcast | 0° /-7° | 0 mm | 0 cm | |
| Jan. 16 | Light freezing rain | -3° /-8° | 0.9 mm | 0 cm | |
| Jan. 17 | Overcast | 3° /-5° | 0 mm | 0 cm | |
| Jan. 18 |  Patchy rain possible | 2° /-2° | 0.4 mm | 0 cm | |
| Jan. 19 |  Moderate or heavy snow showers | 1° /-5° | 7.7 mm | 4.4 cm | |
| Jan. 20 | Cloudy | -4° /-11° | 0 mm | 0 cm | |
| Jan. 21 | Overcast | -8° /-15° | 0 mm | 0 cm | |
| Jan. 22 | Sunny | -7° /-17° | 0 mm | 0 cm | |
| Jan. 23 | Overcast | -4° /-12° | 0 mm | 0 cm | |
| Jan. 24 | Sunny | -1° /-10° | 0 mm | 0 cm | |
| Jan. 25 | Overcast | -2° /-11° | 0 mm | 0 cm | |
| Jan. 26 | Overcast | 3° /-5° | 0 mm | 0 cm | |
| Jan. 27 | Partly cloudy | 2° /-8° | 0 mm | 0 cm | |
| Jan. 28 | Cloudy | 0° /-3° | 0 mm | 0 cm | |
| Jan. 29 | Cloudy | 6° /-2° | 0 mm | 0 cm | |
| Jan. 30 | Partly cloudy | 2° /-6° | 0 mm | 0 cm | |
| Jan. 31 |  Moderate rain | 2° /-1° | 12.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Lehigh County 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 Lehigh County forecast closer to your planned date for the most up-to-date weather information.
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Lehigh County in January - FAQ
What are the expected maximum and minimum temperatures in Lehigh County during January?
Brace for cold days with temperatures not exceeding 0° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Lehigh County during January?
In January, Lehigh County can expect light to moderate rainfall, totaling 32.8 mm across approximately 4 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Lehigh County in January 2026?
Lehigh County experiences an average snowfall of 7.1 cm during January, occurring over 3 days.
What are the typical wind conditions in Lehigh County during January?
The average wind speed in Lehigh County during January is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Lehigh County snow forecast January 2026
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January rainfall patterns in Lehigh County
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Where is Lehigh County?Get accurate weather forecasts for Lehigh County, located at latitude 40.608 and longitude -75.49. Stay updated with localized weather information tailored for Lehigh County.
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