Cambria County (Johnstown)
December
Weather in Cambria County, Pennsylvania for December 2026
Your guide to Cambria County weather in December - trends and predictions
Cambria County typically experiences moderate snowfall in December, with an average of 9 snowy days.
In general, the average temperature in Cambria County at the beginning of December is 0 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 1.7 °F by the end of December.
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Snow Forecast ❄️
Temperatures
More
19
Dry days
3
Rainy days
9
Snow days
1°/-5°
Temperatures
24 km/h
Avg max wind
80 %
Avg humidity
Cambria County Weather December
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Temperatures trend during December in Cambria County
See the weather trend as well as the moving average line
December weather in Cambria 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 |  Moderate or heavy snow showers | 0° /-2° | 44.8 mm | 32.4 cm | |
| Dec. 3 | Overcast | 0° /-3° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | -2° /-8° | 0 mm | 0 cm | |
| Dec. 5 | Overcast | -1° /-11° | 0 mm | 0 cm | |
| Dec. 6 | Overcast | 1° /-2° | 0 mm | 0 cm | |
| Dec. 7 |  Moderate rain at times | 3° /-1° | 3.6 mm | 1.5 cm | |
| Dec. 8 |  Partly cloudy | -2° /-7° | 0 mm | 0 cm | |
| Dec. 9 | Overcast | 0° /-10° | 2.8 mm | 2 cm | |
| Dec. 10 |  Heavy rain at times | 2° /0° | 11.6 mm | 0 cm | |
| Dec. 11 | Overcast | -2° /-7° | 3.8 mm | 0 cm | |
| Dec. 12 | Overcast | -1° /-6° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | -1° /-4° | 2.2 mm | 1.6 cm | |
| Dec. 14 | Overcast | -4° /-10° | 8.6 mm | 6.2 cm | |
| Dec. 15 | Overcast | -6° /-10° | 0 mm | 0 cm | |
| Dec. 16 |  Cloudy | 2° /-7° | 0 mm | 0 cm | |
| Dec. 17 | Overcast | 1° /-2° | 0 mm | 0 cm | |
| Dec. 18 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Dec. 19 |  Moderate snow | 6° /-7° | 23.3 mm | 2 cm | |
| Dec. 20 | Overcast | 0° /-9° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 4° /-6° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 1° /-9° | 0 mm | 0 cm | |
| Dec. 23 |  Heavy snow | 2° /-1° | 34.9 mm | 12.9 cm | |
| Dec. 24 | Overcast | 2° /-1° | 0 mm | 0 cm | |
| Dec. 25 | Moderate or heavy snow showers | 3° /-1° | 20.4 mm | 4.3 cm | |
| Dec. 26 | Moderate or heavy snow showers | 0° /-3° | 27 mm | 11.1 cm | |
| Dec. 27 |  Mist | 3° /0° | 9.7 mm | 0 cm | |
| Dec. 28 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 29 | Overcast | 12° /-7° | 0 mm | 0 cm | |
| Dec. 30 | Overcast | -6° /-8° | 0 mm | 0 cm | |
| Dec. 31 | Overcast | -3° /-7° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Cambria 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 Cambria County forecast closer to your planned date for the most up-to-date weather information.
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Cambria County in December - FAQ
What are the expected maximum and minimum temperatures in Cambria 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 Cambria County during December?
Significant rainfall exceeding 192.7 mm is expected in Cambria County during December, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Cambria County in December 2026?
Cambria County experiences an average snowfall of 74.1 cm during December, occurring over 9 days.
What are the typical wind conditions in Cambria County during December?
The average wind speed in Cambria County during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
Cambria County snow forecast December 2026
Track daily snowfall levels and discover Cambria County’s snowy potential this December ❄️
On average, Cambria County sees 9 snowy days during December, with approximately 74.1 cm of total snowfall.
December rainfall patterns in Cambria County
Explore the daily rainfall trends and prepare for Cambria Countys December weather 💧
Typically, Cambria County has 3 rainy days in December with a total of 192.7 mm of rainfall.
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Where is Cambria County?Get accurate weather forecasts for Cambria County, located at latitude 40.327 and longitude -78.922. Stay updated with localized weather information tailored for Cambria County.
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