Last updated: June 24, 2025
In December, the average temperature in Huntsville, United States hovers around 6°C (43°F). Expect a chilly range with minimums dipping to -10°C (14°F) and rising to a pleasant maximum of 23°C (74°F). Be prepared for a fair amount of rain, with 81 mm (3.2 in) of precipitation spread over 8 days. The average humidity during this time is a high 87%, contributing to the cool, refreshing atmosphere.
In December in Huntsville, the average temperature is 6°C (43°F), with maximums soaring up to 23°C (74°F) and minimums dropping to a chilly -10°C (14°F). This diverse climate makes it essential for travelers to pack layers to enjoy both the warmer afternoons and the colder evenings.
In Huntsville in December, the precipitation amount is 81 mm (3.2 in) over the course of 8 days.
In Huntsville in December, humidity is 87%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating warm, breathable layers for traveling.
In Huntsville 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 Huntsville, you can check the information here.
UV Risk Categories
Weather in Huntsville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Huntsville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 86 mm (3.4 inches) | 82% | moderate |
| February Weather | 4°C (40°F) | 108 mm (4.2 inches) | 79% | high |
| March Weather | 10°C (51°F) | 145 mm (5.7 inches) | 77% | very high |
| April Weather | 13°C (56°F) | 162 mm (6.4 inches) | 78% | very high |
| May Weather | 19°C (66°F) | 191 mm (7.5 inches) | 82% | extreme |
| June Weather | 23°C (74°F) | 108 mm (4.3 inches) | 81% | extreme |
| July Weather | 25°C (78°F) | 96 mm (3.8 inches) | 75% | extreme |
| August Weather | 24°C (76°F) | 139 mm (5.5 inches) | 61% | very high |
| September Weather | 22°C (72°F) | 64 mm (2.5 inches) | 59% | very high |
| October Weather | 15°C (59°F) | 134 mm (5.3 inches) | 69% | high |
| November Weather | 8°C (47°F) | 80 mm (3.1 inches) | 82% | moderate |
| December Weather | 6°C (43°F) | 81 mm (3.2 inches) | 87% | moderate |