Last updated: June 24, 2025
In Powell, United States, the average temperature in December hovers around -4°C (25°F), with a minimum dipping to -26°C (-14°F) and a maximum reaching 17°C (63°F). During this time, expect 14 mm (0.6 in) of precipitation spread over 3 days, coupled with a high average humidity of 87%. Stay warm and dry while enjoying the unique beauty of this chilly season!
In December in Powell, the average temperature is -4°C (25°F). Maximum temperatures can reach 17°C (63°F), while minimums can drop as low as -26°C (-14°F). Despite the cold, this month offers a unique opportunity for travelers to experience Powell's winter charm and enjoy activities like skiing and ice skating.
In Powell in December, the precipitation amount is 14 mm (0.6 in) accumulated over the course of 3 days.
In Powell in December humidity is 87%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that clings to your skin, making every step outside feel like an endeavor as the cold damp air numbs your senses and weighs you down, creating an atmosphere that is both invigorating and challenging for traveling.
In Powell 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 Powell, you can visit Hourly UV Index in Powell.
UV Risk Categories
Weather in Powell varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Powell, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 10 mm (0.4 inches) | 85% | moderate |
| February Weather | -7°C (20°F) | 25 mm (1.0 inches) | 85% | moderate |
| March Weather | 3°C (37°F) | 16 mm (0.6 inches) | 79% | high |
| April Weather | 6°C (44°F) | 38 mm (1.5 inches) | 74% | very high |
| May Weather | 12°C (54°F) | 52 mm (2.1 inches) | 76% | very high |
| June Weather | 19°C (66°F) | 34 mm (1.3 inches) | 79% | extreme |
| July Weather | 24°C (75°F) | 13 mm (0.5 inches) | 81% | extreme |
| August Weather | 22°C (71°F) | 13 mm (0.5 inches) | 80% | very high |
| September Weather | 16°C (61°F) | 31 mm (1.2 inches) | 76% | very high |
| October Weather | 6°C (43°F) | 28 mm (1.1 inches) | 74% | high |
| November Weather | 1°C (34°F) | 17 mm (0.7 inches) | 81% | moderate |
| December Weather | -4°C (25°F) | 14 mm (0.6 inches) | 87% | low |