Last updated: June 24, 2025
In December, the average temperature in Grand Forks Air Force Base, United States hovers around -9°C (17°F), with a chilling minimum of -33°C (-28°F) and a maximum reaching only 9°C (49°F). Expect a moderate precipitation level of 35 mm (1.4 in) spread over approximately 7 days, coupled with an average humidity of a brisk 84%. Stay warm and prepared for the frosty days ahead!
In December in Grand Forks Air Force Base, the average temperature is -9°C (17°F). Maximum can reach 9°C (49°F) and minimum can be as low as -33°C (-28°F). Travelers should be prepared for chilly conditions and pack accordingly to ensure a comfortable visit.
In Grand Forks Air Force Base in December, the precipitation amount is 35 mm (1.4 in) over the course of 7 days.
In Grand Forks Air Force Base in December, humidity is 84%. With an average temperature of -9°C (17°F), this humidity feels like a chilling embrace that clings to your skin, making the cold air penetrate even deeper and creating an oddly damp feeling that can be uncomfortable for traveling.
In Grand Forks Air Force Base 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 Grand Forks Air Force Base, you can visit Hourly UV Index in Grand Forks Air Force Base.
UV Risk Categories
Weather in Grand Forks Air Force Base varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grand Forks Air Force Base, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -13°C (10°F) | 17 mm (0.7 inches) | 87% | low |
| February Weather | -14°C (8°F) | 19 mm (0.7 inches) | 89% | moderate |
| March Weather | -4°C (26°F) | 24 mm (0.9 inches) | 82% | moderate |
| April Weather | 3°C (38°F) | 34 mm (1.3 inches) | 79% | high |
| May Weather | 13°C (55°F) | 54 mm (2.1 inches) | 74% | very high |
| June Weather | 20°C (68°F) | 73 mm (2.9 inches) | 78% | very high |
| July Weather | 22°C (72°F) | 61 mm (2.4 inches) | 76% | very high |
| August Weather | 20°C (68°F) | 73 mm (2.9 inches) | 77% | very high |
| September Weather | 15°C (59°F) | 77 mm (3.0 inches) | 72% | high |
| October Weather | 6°C (43°F) | 82 mm (3.2 inches) | 74% | moderate |
| November Weather | -3°C (27°F) | 24 mm (1.0 inches) | 85% | moderate |
| December Weather | -9°C (17°F) | 35 mm (1.4 inches) | 84% | low |