Baltimore County (Towson)
December
Weather in Baltimore County, Maryland for December 2025
Your guide to Baltimore County weather in December - trends and predictions
With an average of 2 snowy days, Baltimore County usually enjoys a light touch of snow in December.
In general, the average temperature in Baltimore County at the beginning of December is 3.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 7.3 °F by the end of December.
The climate of Baltimore County in December is notably wet, with an average of 13 rainy days, and a total of 142.6 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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16
Dry days
13
Rainy days
2
Snow days
5°/-1°
Temperatures
19 km/h
Avg max wind
77 %
Avg humidity
Baltimore County Weather December
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Temperatures trend during December in Baltimore County
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December weather in Baltimore County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 2 |  Sunny | 3° /-4° | 0 mm | 0 cm | |
| Dec. 3 | Overcast | 5° /-3° | 0 mm | 0 cm | |
| Dec. 4 |  Partly cloudy | 5° /-4° | 0.8 mm | 0 cm | |
| Dec. 5 |  Patchy rain possible | 3° /-2° | 0.5 mm | 0 cm | |
| Dec. 6 |  Cloudy | 1° /-3° | 0 mm | 0 cm | |
| Dec. 7 | Cloudy | 2° /-3° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 11° /0° | 0 mm | 0 cm | |
| Dec. 9 |  Moderate or heavy rain shower | 8° /3° | 7.8 mm | 0 cm | |
| Dec. 10 | Patchy rain possible | 9° /4° | 3.8 mm | 0 cm | |
| Dec. 11 | Moderate or heavy rain shower | 11° /3° | 51.4 mm | 0 cm | |
| Dec. 12 | Sunny | 4° /-1° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 2° /-3° | 0 mm | 0 cm | |
| Dec. 14 | Partly cloudy | 1° /-4° | 0 mm | 0 cm | |
| Dec. 15 | Moderate rain at times | 2° /-3° | 6.8 mm | 1.6 cm | |
| Dec. 16 | Overcast | 7° /2° | 8.3 mm | 0 cm | |
| Dec. 17 | Overcast | 13° /7° | 0 mm | 0 cm | |
| Dec. 18 | Patchy rain possible | 7° /1° | 5 mm | 0 cm | |
| Dec. 19 | Sunny | 6° /1° | 0 mm | 0 cm | |
| Dec. 20 |  Light freezing rain | 1° /-1° | 4.2 mm | 0 cm | |
| Dec. 21 | Patchy rain possible | 2° /-3° | 0.1 mm | 0 cm | |
| Dec. 22 | Sunny | 0° /-6° | 0 mm | 0 cm | |
| Dec. 23 | Cloudy | -1° /-8° | 0 mm | 0 cm | |
| Dec. 24 |  Patchy moderate snow | 5° /-3° | 0.7 mm | 0.4 cm | |
| Dec. 25 | Cloudy | 3° /-1° | 0 mm | 0 cm | |
| Dec. 26 | Partly cloudy | 3° /-2° | 0 mm | 0 cm | |
| Dec. 27 | Overcast | 3° /-3° | 0.4 mm | 0 cm | |
| Dec. 28 | Moderate or heavy rain shower | 7° /2° | 23.5 mm | 0 cm | |
| Dec. 29 | Moderate rain at times | 14° /6° | 7.9 mm | 0 cm | |
| Dec. 30 | Partly cloudy | 12° /7° | 19.9 mm | 0 cm | |
| Dec. 31 |  Fog | 9° /1° | 1.6 mm | 0 cm | |
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Important Notice
Our weather forecast for Baltimore 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 Baltimore County forecast closer to your planned date for the most up-to-date weather information.
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Baltimore County in December - FAQ
What are the expected maximum and minimum temperatures in Baltimore County during December?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Baltimore County during December?
Significant rainfall exceeding 142.6 mm is expected in Baltimore County during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Baltimore County in December 2025?
Baltimore County experiences an average snowfall of 2 cm during December, occurring over 2 days.
What are the typical wind conditions in Baltimore County during December?
The average wind speed in Baltimore County during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Baltimore County snow forecast December 2025
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December rainfall patterns in Baltimore County
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