Last updated: June 24, 2025
In Hillman, United States, the average temperature in December hovers around -3°C (27°F). This chilly month can see temperature extremes ranging from a frigid -29°C (-20°F) to a mild 16°C (61°F). Expect 59 mm (2.3 in) of precipitation spread over 12 days, and enjoy the cozy atmosphere with an average humidity of 89%.
In December in Hillman, the average temperature is -3°C (27°F), with a maximum reaching 16°C (61°F) and a minimum dropping as low as -29°C (-20°F). Travelers should prepare for a wide range of temperatures and pack accordingly to ensure comfort during their visit.
In Hillman in December, the precipitation amount is 59 mm (2.3 in) occurring over the course of 12 days.
In Hillman 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 Hillman 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 Hillman, you can visit Hourly UV Index in Hillman.
UV Risk Categories
Weather in Hillman varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hillman, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (20°F) | 48 mm (1.9 inches) | 92% | low |
| February Weather | -6°C (21°F) | 51 mm (2.0 inches) | 91% | moderate |
| March Weather | -1°C (30°F) | 55 mm (2.2 inches) | 87% | moderate |
| April Weather | 5°C (41°F) | 93 mm (3.6 inches) | 85% | high |
| May Weather | 13°C (56°F) | 97 mm (3.8 inches) | 79% | very high |
| June Weather | 19°C (66°F) | 103 mm (4.1 inches) | 75% | very high |
| July Weather | 21°C (71°F) | 92 mm (3.6 inches) | 75% | very high |
| August Weather | 20°C (68°F) | 96 mm (3.8 inches) | 75% | very high |
| September Weather | 16°C (61°F) | 68 mm (2.7 inches) | 79% | high |
| October Weather | 9°C (49°F) | 106 mm (4.2 inches) | 85% | moderate |
| November Weather | 1°C (35°F) | 59 mm (2.3 inches) | 88% | moderate |
| December Weather | -3°C (27°F) | 59 mm (2.3 inches) | 89% | low |