Last updated: June 24, 2025
In December, the average temperature in Howell, United States hovers around 0°C (32°F), with lows reaching as low as -23°C (-9°F) and highs peaking at 17°C (62°F). Expect around 54 mm (2.1 in) of precipitation spread over 9 days, contributing to an average humidity of a high 86%. Prepare for brisk conditions and a damp atmosphere!
In December in Howell, the average temperature is 0°C (32°F), with maximums reaching 17°C (62°F) and minimums dropping as low as -23°C (-9°F). This unpredictable climate makes packing for a range of temperatures essential for your travels.
In Howell in December, the precipitation amount is 54 mm (2.1 in) over a span of 9 days.
In Howell in December humidity is 86%. With an average temperature of 0°C (32°F), this humidity feels like a biting chill that seeps into your bones, making travel feel uncomfortable and damp, as the cold air combines with the moisture to create a brisk sensation that may deter outdoor exploration.
In Howell 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 Howell, you can visit Hourly UV Index in Howell.
UV Risk Categories
Weather in Howell varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Howell, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 65 mm (2.5 inches) | 88% | low |
| February Weather | -3°C (28°F) | 67 mm (2.6 inches) | 87% | moderate |
| March Weather | 3°C (37°F) | 74 mm (2.9 inches) | 85% | moderate |
| April Weather | 8°C (47°F) | 90 mm (3.5 inches) | 86% | very high |
| May Weather | 15°C (60°F) | 115 mm (4.5 inches) | 80% | very high |
| June Weather | 21°C (70°F) | 96 mm (3.8 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 97 mm (3.8 inches) | 80% | very high |
| August Weather | 22°C (72°F) | 68 mm (2.7 inches) | 80% | very high |
| September Weather | 18°C (65°F) | 78 mm (3.1 inches) | 80% | high |
| October Weather | 12°C (54°F) | 106 mm (4.2 inches) | 84% | moderate |
| November Weather | 4°C (39°F) | 71 mm (2.8 inches) | 89% | moderate |
| December Weather | 0°C (32°F) | 54 mm (2.1 inches) | 86% | low |