Last updated: June 24, 2025
In Colonial Park, United States, the average temperature in December is a brisk 3°C (38°F). You can expect minimum temperatures to dip to a chilly -12°C (11°F), while highs can reach a pleasant 18°C (64°F). The month typically sees 92 mm (3.6 in) of precipitation spread over about 10 days, contributing to an average humidity of 85%. Prepare for a mix of cold and occasional warmth as you navigate through December!
In December in Colonial Park, the average temperature is 3°C (38°F). Maximums can reach 18°C (64°F) and minimums can be as low as -12°C (11°F). Travelers should be prepared for chilly weather and pack accordingly for both warm daytime activities and cold evenings.
In Colonial Park in December, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.
In Colonial Park in December, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.
In Colonial Park 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 Colonial Park, you can visit Hourly UV Index in Colonial Park.
UV Risk Categories
Weather in Colonial Park varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Colonial Park, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 68 mm (2.7 inches) | 87% | moderate |
| February Weather | 3°C (37°F) | 104 mm (4.1 inches) | 85% | moderate |
| March Weather | 6°C (43°F) | 97 mm (3.8 inches) | 85% | high |
| April Weather | 12°C (53°F) | 106 mm (4.2 inches) | 83% | very high |
| May Weather | 17°C (64°F) | 125 mm (4.9 inches) | 75% | very high |
| June Weather | 22°C (73°F) | 95 mm (3.7 inches) | 73% | very high |
| July Weather | 25°C (78°F) | 136 mm (5.4 inches) | 65% | very high |
| August Weather | 24°C (76°F) | 122 mm (4.8 inches) | 62% | very high |
| September Weather | 21°C (69°F) | 113 mm (4.5 inches) | 66% | very high |
| October Weather | 15°C (59°F) | 106 mm (4.2 inches) | 79% | high |
| November Weather | 7°C (45°F) | 90 mm (3.5 inches) | 87% | moderate |
| December Weather | 3°C (38°F) | 92 mm (3.6 inches) | 85% | low |