Last updated: June 24, 2025
In January, the average temperature in Miles City, United States hovers around -6°C (22°F), with extremes ranging from a frigid -36°C (-32°F) to a mild 12°C (54°F). This month typically sees about 11 mm (0.5 in) of precipitation over 3 days, while the average humidity remains high at 80%. Be prepared for chilly days and occasional moisture as you explore this captivating destination!
In January in Miles City, the average temperature is -6°C (22°F). The maximum can reach 12°C (54°F), while the minimum can drop as low as -36°C (-32°F). Be prepared for a wide range of temperatures and pack accordingly if you plan to visit during this time.
In Miles City in January, the precipitation amount is 11 mm (0.5 in) spread over a duration of 3 days.
In Miles City in January humidity is 80%. With an average temperature of -6°C (22°F), this humidity feels like an icy blanket wrapping around you, making every breath feel heavier and every step more challenging. Traveling in these conditions requires warm, layered clothing and a determination to embrace the chill, as the cold dampness seeps through your gear, reminding you of the harshness of winter.
In Miles City in January, 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 Miles City, you can visit Hourly UV Index in Miles City.
UV Risk Categories
Weather in Miles City varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Miles City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 11 mm (0.5 inches) | 80% | low |
| February Weather | -8°C (18°F) | 26 mm (1.0 inches) | 83% | moderate |
| March Weather | 1°C (34°F) | 20 mm (0.8 inches) | 75% | moderate |
| April Weather | 6°C (44°F) | 40 mm (1.6 inches) | 70% | very high |
| May Weather | 13°C (57°F) | 48 mm (1.9 inches) | 76% | very high |
| June Weather | 21°C (69°F) | 45 mm (1.8 inches) | 78% | very high |
| July Weather | 25°C (77°F) | 29 mm (1.1 inches) | 78% | very high |
| August Weather | 23°C (73°F) | 24 mm (0.9 inches) | 73% | very high |
| September Weather | 17°C (63°F) | 51 mm (2.0 inches) | 67% | very high |
| October Weather | 7°C (46°F) | 35 mm (1.4 inches) | 68% | moderate |
| November Weather | 2°C (35°F) | 18 mm (0.7 inches) | 77% | moderate |
| December Weather | -3°C (27°F) | 19 mm (0.7 inches) | 84% | low |