Last updated: June 24, 2025
In December, the average temperature in Pioneer Junction, United States hovers around -4°C (26°F). Expect chilly days, with temperatures dipping as low as -22°C (-7°F) and occasionally rising to a mild 11°C (52°F). During this month, precipitation averages 123 mm (4.9 in) over 17 days, contributing to a notably high average humidity of 96%. Stay warm and prepared for wet weather!
In December in Pioneer Junction, the average temperature is -4°C (26°F), with maximums reaching 11°C (52°F) and minimums dropping as low as -22°C (-7°F). Visitors should be prepared for a wide range of temperatures and dress accordingly when traveling during this time.
In Pioneer Junction in December, the precipitation amount is 123 mm (4.9 in) over the course of 17 days.
In Pioneer Junction in December humidity is 96%. With an average temperature of -4°C (26°F), this humidity feels like a biting chill, wrapping around you like a heavy blanket of frost, making traveling uncomfortable and often breathless as the cold air clings to your skin.
In Pioneer Junction 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 Pioneer Junction, you can visit Hourly UV Index in Pioneer Junction.
UV Risk Categories
Weather in Pioneer Junction varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Pioneer Junction, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 97 mm (3.8 inches) | 95% | low |
| February Weather | -7°C (20°F) | 123 mm (4.8 inches) | 93% | moderate |
| March Weather | -1°C (31°F) | 88 mm (3.5 inches) | 91% | high |
| April Weather | 3°C (38°F) | 92 mm (3.6 inches) | 88% | high |
| May Weather | 10°C (51°F) | 75 mm (2.9 inches) | 83% | very high |
| June Weather | 15°C (58°F) | 56 mm (2.2 inches) | 80% | very high |
| July Weather | 19°C (67°F) | 19 mm (0.7 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 31 mm (1.2 inches) | 71% | very high |
| September Weather | 13°C (55°F) | 52 mm (2.0 inches) | 71% | high |
| October Weather | 5°C (40°F) | 101 mm (4.0 inches) | 85% | moderate |
| November Weather | 0°C (32°F) | 116 mm (4.6 inches) | 90% | moderate |
| December Weather | -4°C (26°F) | 123 mm (4.9 inches) | 96% | low |