Last updated: June 24, 2025
In December, the average temperature in Orangeville, United States hovers around -1°C (30°F). Prepare for chilly days, as temperatures can dip as low as -21°C (-6°F), but you might also enjoy the occasional warm spell with highs reaching 19°C (67°F). Expect about 49 mm (1.9 in) of precipitation spread over 6 days, and be ready for that dampness with an average humidity of 81%.
In December in Orangeville, the average temperature is -1°C (30°F), with maximums reaching 19°C (67°F) and minimums plummeting to -21°C (-6°F). Travelers should be prepared for a wide temperature range, packing both warm clothing for the cold and lighter layers for the occasional warmth.
In Orangeville in December, the precipitation amount is 49 mm (1.9 in) over the course of 6 days.
In Orangeville in December, humidity is 81%. With an average temperature of -1°C (30°F), this humidity feels like an extra layer of chill settles in, making travel uncomfortable and the cold air cling to your skin, dampening the experience with every breath.
In Orangeville 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 Orangeville, you can visit Hourly UV Index in Orangeville.
UV Risk Categories
Weather in Orangeville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Orangeville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 57 mm (2.2 inches) | 85% | moderate |
| February Weather | -5°C (24°F) | 57 mm (2.2 inches) | 85% | moderate |
| March Weather | 3°C (38°F) | 66 mm (2.6 inches) | 85% | high |
| April Weather | 8°C (47°F) | 96 mm (3.8 inches) | 85% | very high |
| May Weather | 16°C (60°F) | 143 mm (5.6 inches) | 78% | very high |
| June Weather | 22°C (72°F) | 126 mm (5.0 inches) | 80% | very high |
| July Weather | 24°C (75°F) | 84 mm (3.3 inches) | 78% | very high |
| August Weather | 22°C (72°F) | 100 mm (3.9 inches) | 76% | very high |
| September Weather | 19°C (66°F) | 116 mm (4.6 inches) | 79% | very high |
| October Weather | 11°C (52°F) | 111 mm (4.4 inches) | 83% | moderate |
| November Weather | 3°C (37°F) | 45 mm (1.8 inches) | 88% | moderate |
| December Weather | -1°C (30°F) | 49 mm (1.9 inches) | 81% | low |