Last updated: June 24, 2025
In December, the average temperature in Charlotte, United States hovers around -3°C (27°F), with a range that can dip as low as -26°C (-14°F) and soar to a maximum of 15°C (59°F). Expect 74 mm (2.9 in) of precipitation spread over approximately 12 days, contributing to a high average humidity of 89%. It's a month that balances the chill with occasional warmth, so be prepared for a variety of weather conditions!
In December in Charlotte, the average temperature is -3°C (27°F), with maximums that can reach 15°C (59°F) and minimums that can plunge to as low as -26°C (-14°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack appropriately for both chilly and mild conditions.
In Charlotte in December, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.
In Charlotte in December, humidity is 89%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and breath a visible frost as you navigate through the wintery landscape.
In Charlotte 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 Charlotte, you can visit Hourly UV Index in Charlotte.
UV Risk Categories
Weather in Charlotte varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Charlotte, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 75 mm (3.0 inches) | 93% | low |
| February Weather | -4°C (24°F) | 75 mm (2.9 inches) | 92% | moderate |
| March Weather | -1°C (31°F) | 67 mm (2.6 inches) | 86% | moderate |
| April Weather | 7°C (44°F) | 103 mm (4.0 inches) | 85% | very high |
| May Weather | 14°C (57°F) | 86 mm (3.4 inches) | 80% | very high |
| June Weather | 19°C (66°F) | 97 mm (3.8 inches) | 74% | very high |
| July Weather | 22°C (71°F) | 104 mm (4.1 inches) | 76% | very high |
| August Weather | 21°C (69°F) | 96 mm (3.8 inches) | 75% | very high |
| September Weather | 17°C (62°F) | 65 mm (2.5 inches) | 78% | high |
| October Weather | 10°C (51°F) | 137 mm (5.4 inches) | 86% | moderate |
| November Weather | 2°C (36°F) | 98 mm (3.9 inches) | 88% | moderate |
| December Weather | -3°C (27°F) | 74 mm (2.9 inches) | 89% | low |