Last updated: June 24, 2025
In Aurora, United States, the average temperature in December hovers around 10°C (50°F). Expect a minimum drop to -5°C (24°F), while the mercury can soar to a maximum of 24°C (75°F). Be prepared for some rain, with an average precipitation amount of 123 mm (4.8 in) spread across 10 days. Additionally, you'll experience an inviting average humidity level of 84%.
In December in Aurora, the average temperature is 10°C (50°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -5°C (24°F). This variation in temperature makes it essential for travelers to pack layers to stay comfortable throughout the day.
In Aurora in December, the total precipitation amount is 123 mm (4.8 in) over the course of 10 days.
In Aurora in December, humidity is 84%. With an average temperature of 10°C (50°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less comfortable and prompting travelers to seek refuge in cozy, warm cafes or indoor attractions.
In Aurora in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Aurora for better planning.
UV Risk Categories
Weather in Aurora varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Aurora, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 8°C (46°F) | 76 mm (3.0 inches) | 84% | moderate |
February Weather | 11°C (51°F) | 103 mm (4.1 inches) | 81% | high |
March Weather | 12°C (54°F) | 71 mm (2.8 inches) | 80% | very high |
April Weather | 17°C (63°F) | 106 mm (4.2 inches) | 80% | very high |
May Weather | 22°C (71°F) | 126 mm (4.9 inches) | 81% | extreme |
June Weather | 25°C (77°F) | 151 mm (5.9 inches) | 82% | extreme |
July Weather | 27°C (81°F) | 166 mm (6.5 inches) | 83% | extreme |
August Weather | 26°C (80°F) | 185 mm (7.3 inches) | 82% | very high |
September Weather | 24°C (76°F) | 159 mm (6.2 inches) | 80% | very high |
October Weather | 20°C (68°F) | 70 mm (2.8 inches) | 79% | very high |
November Weather | 13°C (55°F) | 96 mm (3.8 inches) | 83% | moderate |
December Weather | 10°C (50°F) | 123 mm (4.8 inches) | 84% | moderate |