Loudoun County (Leesburg)
December
Weather in Loudoun County for December 2025
Your guide to Loudoun County weather in December - trends and predictions
Snowfall in Loudoun County during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Loudoun County at the beginning of December is 3.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 8.7 °F by the end of December.
The climate of Loudoun County in December is notably wet, with an average of 12 rainy days, and a total of 113.9 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
18
Dry days
12
Rainy days
1
Snow days
6°/-1°
Temperatures
19 km/h
Avg max wind
73 %
Avg humidity
Loudoun County Weather December
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  5° | 2  4° | 3 5° | 4  5° | 5  2° | 6 1° | |
| 7 4° | 8  12° | 9  10° | 10 10° | 11 10° | 12 4° | 13 3° |
| 14 1° | 15 2° | 16 7° | 17 14° | 18 7° | 19 6° | 20 3° |
| 21 3° | 22 0° | 23 0° | 24  7° | 25 4° | 26 3° | 27 5° |
| 28 9° | 29 16° | 30 14° | 31  10° |
You can click on date
Access Loudoun County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Loudoun County
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 5° /-2° | 0 mm | 0 cm | |
| Dec. 2 | Sunny | 4° /-5° | 0 mm | 0 cm | |
| Dec. 3 | Sunny | 5° /-4° | 0 mm | 0 cm | |
| Dec. 4 | Partly cloudy | 5° /-4° | 0.8 mm | 0 cm | |
| Dec. 5 | Patchy rain possible | 2° /-3° | 0.4 mm | 0 cm | |
| Dec. 6 | Partly cloudy | 1° /-4° | 0 mm | 0 cm | |
| Dec. 7 | Partly cloudy | 4° /-4° | 0 mm | 0 cm | |
| Dec. 8 | Cloudy | 12° /-1° | 0 mm | 0 cm | |
| Dec. 9 | Moderate or heavy rain shower | 10° /2° | 9.5 mm | 0 cm | |
| Dec. 10 | Overcast | 10° /5° | 0.6 mm | 0 cm | |
| Dec. 11 | Moderate or heavy rain shower | 10° /2° | 44.5 mm | 0 cm | |
| Dec. 12 | Sunny | 4° /-1° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 3° /-1° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | 1° /-3° | 0 mm | 0 cm | |
| Dec. 15 | Moderate or heavy rain shower | 2° /-1° | 9.1 mm | 0.9 cm | |
| Dec. 16 | Overcast | 7° /1° | 8.1 mm | 0 cm | |
| Dec. 17 | Overcast | 14° /5° | 0.1 mm | 0 cm | |
| Dec. 18 | Moderate rain at times | 7° /0° | 3.2 mm | 0 cm | |
| Dec. 19 | Partly cloudy | 6° /0° | 0 mm | 0 cm | |
| Dec. 20 | Patchy rain possible | 3° /0° | 0.5 mm | 0 cm | |
| Dec. 21 | Cloudy | 3° /-2° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | 0° /-5° | 0 mm | 0 cm | |
| Dec. 23 | Partly cloudy | 0° /-7° | 0 mm | 0 cm | |
| Dec. 24 | Light freezing rain | 7° /-2° | 0.1 mm | 0 cm | |
| Dec. 25 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Dec. 26 | Partly cloudy | 3° /-1° | 0 mm | 0 cm | |
| Dec. 27 | Overcast | 5° /-1° | 1.3 mm | 0 cm | |
| Dec. 28 | Moderate or heavy rain shower | 9° /2° | 14.1 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 16° /7° | 7.3 mm | 0 cm | |
| Dec. 30 | Partly cloudy | 14° /6° | 14.1 mm | 0 cm | |
| Dec. 31 | Fog | 10° /1° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Loudoun 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 Loudoun County forecast closer to your planned date for the most up-to-date weather information.
Loudoun County in December - FAQ
What are the expected maximum and minimum temperatures in Loudoun County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -1°.
How much rainfall should be expected in Loudoun County during December?
Significant rainfall exceeding 113.9 mm is expected in Loudoun County during December, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Loudoun County in December 2025?
Loudoun County typically sees 0.9 cm of snowfall during December.
What are the typical wind conditions in Loudoun County during December?
The average wind speed in Loudoun County during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Loudoun County snow forecast December 2025
Track daily snowfall levels and discover Loudoun County’s snowy potential this December ❄️
December rainfall patterns in Loudoun County
Explore the daily rainfall trends and prepare for Loudoun Countys December weather 💧
Top locations in Loudoun County
Select a location for an accurate weather forecast
More Locations Quick links
More Loudoun County weather pages
You are here
Where is Loudoun County?Get accurate weather forecasts for Loudoun County, located at latitude 39.116 and longitude -77.564. Stay updated with localized weather information tailored for Loudoun County.
Found a mistake?
We appreciate your attention to details. Tell us here.