Last updated: June 24, 2025
In Lunenburg, United States during December, the average temperature hovers around -6°C (22°F). Expect chilly extremes, with minimums plummeting to -30°C (-22°F) and maximums reaching a milder 14°C (57°F). This period sees 93 mm (3.7 in) of precipitation over 15 days, accompanied by an average humidity of 85%, making it a notably brisk and damp month.
In December in Lunenburg, the average temperature is -6°C (22°F). The maximum can reach 14°C (57°F), while the minimum can drop as low as -30°C (-22°F). Be prepared for a wide range of temperatures, especially if you plan to explore the outdoors during your visit.
In Lunenburg in December, the precipitation amount is 93 mm (3.7 in) over the course of 15 days.
In Lunenburg in December humidity is 85%. With an average temperature of -6°C (22°F), this humidity feels like an icy mist clinging to your skin, making outdoor activities uncomfortably chilly and causing your breath to cloud in the cold air, leaving you yearning for warmth and cozy indoor retreats while traveling.
In Lunenburg in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Lunenburg, you can visit Hourly UV Index in Lunenburg.
UV Risk Categories
Weather in Lunenburg varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Lunenburg, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -8°C (17°F) | 86 mm (3.4 inches) | 91% | low |
February Weather | -7°C (20°F) | 83 mm (3.3 inches) | 89% | moderate |
March Weather | -3°C (28°F) | 73 mm (2.9 inches) | 85% | high |
April Weather | 5°C (41°F) | 117 mm (4.6 inches) | 84% | very high |
May Weather | 12°C (54°F) | 99 mm (3.9 inches) | 78% | very high |
June Weather | 17°C (62°F) | 99 mm (3.9 inches) | 72% | very high |
July Weather | 20°C (68°F) | 105 mm (4.1 inches) | 75% | very high |
August Weather | 19°C (66°F) | 88 mm (3.5 inches) | 74% | very high |
September Weather | 15°C (59°F) | 64 mm (2.5 inches) | 77% | high |
October Weather | 8°C (47°F) | 137 mm (5.4 inches) | 85% | moderate |
November Weather | 0°C (32°F) | 110 mm (4.3 inches) | 86% | moderate |
December Weather | -6°C (22°F) | 93 mm (3.7 inches) | 85% | low |