Last updated: June 24, 2025
In December, the average temperature in Bull Run Mountain Estates, United States hovers around 4°C (40°F). Expect chilly days with a minimum dipping to -12°C (11°F), while the mercury can rise to a pleasant 20°C (69°F). Rain is a frequent visitor, with an average precipitation of 90 mm (3.5 in) over 9 days. 🌧️ Coupled with an average humidity of 85%, be prepared for a damp and cool atmosphere!
In December in Bull Run Mountain Estates, the average temperature is 4°C (40°F). Maximums can reach 20°C (69°F), while minimums can drop as low as -12°C (11°F). Be sure to pack layers to stay comfortable during your travels!
In Bull Run Mountain Estates in December, the precipitation amount is 90 mm (3.5 in) over the course of 9 days.
In Bull Run Mountain Estates in December, humidity is 85%. With an average temperature of 4°C (40°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities feel much colder and damp, which can be quite uncomfortable for traveling.
In Bull Run Mountain Estates in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Bull Run Mountain Estates, you can check the information here.
UV Risk Categories
Weather in Bull Run Mountain Estates varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bull Run Mountain Estates, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 59 mm (2.3 inches) | 86% | moderate |
| February Weather | 4°C (40°F) | 94 mm (3.7 inches) | 86% | moderate |
| March Weather | 8°C (46°F) | 81 mm (3.2 inches) | 86% | high |
| April Weather | 13°C (56°F) | 100 mm (4.0 inches) | 84% | very high |
| May Weather | 18°C (66°F) | 128 mm (5.0 inches) | 78% | very high |
| June Weather | 23°C (74°F) | 106 mm (4.2 inches) | 79% | very high |
| July Weather | 26°C (80°F) | 114 mm (4.5 inches) | 70% | very high |
| August Weather | 25°C (77°F) | 123 mm (4.8 inches) | 59% | very high |
| September Weather | 21°C (71°F) | 104 mm (4.1 inches) | 68% | very high |
| October Weather | 16°C (61°F) | 103 mm (4.0 inches) | 80% | high |
| November Weather | 8°C (46°F) | 86 mm (3.4 inches) | 86% | moderate |
| December Weather | 4°C (40°F) | 90 mm (3.5 inches) | 85% | moderate |