Last updated: June 24, 2025
In December, the average temperature in Alma, United States hovers around -1°C (30°F), with a minimum plunging to -25°C (-12°F) and a maximum reaching 15°C (59°F). During this chilly month, expect 87 mm (3.4 in) of precipitation spread across about 13 days, complemented by a high average humidity of 88%. Bundle up!
In December in Alma, the average temperature is -1°C (30°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -25°C (-12°F). Be sure to pack warm clothing if you're planning to visit during this time, as the weather can be quite chilly.
In Alma in December, the precipitation amount is 87 mm (3.4 in) spread over 13 days.
In Alma in December humidity is 88%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that penetrates through your layers, making travel uncomfortable as every gust of wind becomes a sharp reminder of the cold and damp air surrounding you.
In Alma 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 Alma, you can visit Hourly UV Index in Alma.
UV Risk Categories
Weather in Alma varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Alma, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (24°F) | 77 mm (3.0 inches) | 89% | moderate |
| February Weather | -3°C (27°F) | 91 mm (3.6 inches) | 90% | moderate |
| March Weather | 1°C (34°F) | 82 mm (3.2 inches) | 89% | high |
| April Weather | 7°C (45°F) | 113 mm (4.4 inches) | 88% | very high |
| May Weather | 14°C (57°F) | 123 mm (4.8 inches) | 80% | very high |
| June Weather | 18°C (65°F) | 100 mm (3.9 inches) | 79% | very high |
| July Weather | 21°C (70°F) | 119 mm (4.7 inches) | 74% | very high |
| August Weather | 20°C (68°F) | 84 mm (3.3 inches) | 64% | very high |
| September Weather | 16°C (62°F) | 84 mm (3.3 inches) | 67% | very high |
| October Weather | 11°C (51°F) | 124 mm (4.9 inches) | 81% | high |
| November Weather | 3°C (37°F) | 86 mm (3.4 inches) | 89% | moderate |
| December Weather | -1°C (30°F) | 87 mm (3.4 inches) | 88% | low |