Last updated: June 24, 2025
In Continental, United States, the average temperature in December hovers around 2°C (35°F). Be prepared for extreme variations, as it can dip as low as -24°C (-10°F) or peak at 17°C (63°F). Expect some moisture with an average precipitation of 59 mm (2.3 in) spread across 10 days, contributing to a high average humidity of 86%.
In December in Continental, the average temperature is 2°C (35°F). Maximum temperatures can reach 17°C (63°F), while the minimum can drop as low as -24°C (-10°F). Be prepared for a wide range of temperatures when traveling to Continental during this time.
In Continental in December, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.
In Continental in December humidity is 86%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling quite uncomfortable as your clothes cling to you and the cold air cuts through any warmth you try to find.
In Continental 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 Continental, you can visit Hourly UV Index in Continental.
UV Risk Categories
Weather in Continental varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Continental, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 73 mm (2.9 inches) | 88% | moderate |
| February Weather | 0°C (32°F) | 81 mm (3.2 inches) | 87% | moderate |
| March Weather | 5°C (41°F) | 97 mm (3.8 inches) | 87% | high |
| April Weather | 10°C (51°F) | 97 mm (3.8 inches) | 87% | very high |
| May Weather | 17°C (63°F) | 131 mm (5.2 inches) | 81% | very high |
| June Weather | 22°C (72°F) | 124 mm (4.9 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 115 mm (4.5 inches) | 81% | very high |
| August Weather | 23°C (74°F) | 92 mm (3.6 inches) | 78% | very high |
| September Weather | 20°C (69°F) | 71 mm (2.8 inches) | 78% | very high |
| October Weather | 14°C (57°F) | 92 mm (3.6 inches) | 82% | high |
| November Weather | 5°C (42°F) | 83 mm (3.3 inches) | 89% | moderate |
| December Weather | 2°C (35°F) | 59 mm (2.3 inches) | 86% | low |