Lycoming County (Williamsport)
December
Weather in Lycoming County, Pennsylvania for December 2026
Your guide to Lycoming County weather in December - trends and predictions
With an average of 3 snowy days, Lycoming County usually enjoys a light touch of snow in December.
Lycoming County experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 188.7 mm.
Is December a good time to visit Lycoming County? check out the best time to travel to Lycoming County page.
✨ Is December a good time to visit Lycoming County? – Ask the AI Weatherman
Snow Forecast ❄️
Rain 🌧️
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22
Dry days
6
Rainy days
3
Snow days
1°/-3°
Temperatures
15 km/h
Avg max wind
73 %
Avg humidity
Lycoming County Weather December
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Temperatures trend during December in Lycoming County
See the weather trend as well as the moving average line
December weather in Lycoming County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 1° /-3° | 0 mm | 0 cm | |
| Dec. 2 |  Heavy snow | 1° /-3° | 37.2 mm | 26.9 cm | |
| Dec. 3 |  Mist | 2° /-3° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | 0° /-4° | 0 mm | 0 cm | |
| Dec. 5 |  Light snow | -2° /-6° | 1.6 mm | 1.2 cm | |
| Dec. 6 | Overcast | 1° /-4° | 0 mm | 0 cm | |
| Dec. 7 |  Cloudy | 0° /-2° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 2° /-3° | 0 mm | 0 cm | |
| Dec. 9 |  Moderate rain | -1° /-5° | 15.3 mm | 0 cm | |
| Dec. 10 |  Light rain | 3° /-1° | 4.4 mm | 0 cm | |
| Dec. 11 | Light snow | 2° /-2° | 10.4 mm | 3.7 cm | |
| Dec. 12 |  Partly cloudy | 0° /-5° | 0 mm | 0 cm | |
| Dec. 13 | Partly cloudy | -1° /-6° | 0 mm | 0 cm | |
| Dec. 14 |  Sunny | -1° /-7° | 0 mm | 0 cm | |
| Dec. 15 | Overcast | -1° /-7° | 0 mm | 0 cm | |
| Dec. 16 | Moderate rain | 2° /-3° | 23.4 mm | 0 cm | |
| Dec. 17 | Light rain | 4° /-2° | 3.8 mm | 0 cm | |
| Dec. 18 | Moderate rain | 3° /-3° | 22.1 mm | 0 cm | |
| Dec. 19 | Moderate rain | 4° /-3° | 20.5 mm | 0 cm | |
| Dec. 20 | Overcast | 0° /-3° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 0° /-5° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | -2° /-8° | 0 mm | 0 cm | |
| Dec. 23 | Light snow | -1° /-5° | 8.9 mm | 2.9 cm | |
| Dec. 24 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 25 | Overcast | 1° /-2° | 0 mm | 0 cm | |
| Dec. 26 |  Moderate snow | -2° /-5° | 6.9 mm | 5 cm | |
| Dec. 27 | Light snow | 0° /-3° | 2.8 mm | 2 cm | |
| Dec. 28 | Moderate rain | 1° /-3° | 7.3 mm | 0 cm | |
| Dec. 29 | Moderate rain | 7° /-2° | 15.1 mm | 0 cm | |
| Dec. 30 | Patchy light rain | 4° /0° | 1.5 mm | 0 cm | |
| Dec. 31 |  Moderate rain at times | 2° /-3° | 7.5 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Lycoming County in December 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 Lycoming County forecast closer to your planned date for the most up-to-date weather information.
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Lycoming County in December - FAQ
What are the expected maximum and minimum temperatures in Lycoming County during December?
Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Lycoming County during December?
Significant rainfall exceeding 188.7 mm is expected in Lycoming County during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Lycoming County in December 2026?
Lycoming County experiences an average snowfall of 41.6 cm during December, occurring over 3 days.
What are the typical wind conditions in Lycoming County during December?
The average wind speed in Lycoming County during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
Lycoming County snow forecast December 2026
Track daily snowfall levels and discover Lycoming County’s snowy potential this December ❄️
On average, Lycoming County sees 3 snowy days during December, with approximately 41.6 cm of total snowfall.
December rainfall patterns in Lycoming County
Explore the daily rainfall trends and prepare for Lycoming Countys December weather 💧
Typically, Lycoming County has 6 rainy days in December with a total of 188.7 mm of rainfall.
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