Last updated: June 24, 2025
In December, the average temperature in Orleans, United States hovers around -6°C (22°F). While it can dip as low as -30°C (-22°F), there's a possibility of warming up to a maximum of 14°C (57°F). Expect significant precipitation, with around 86 mm (3.4 in) falling over approximately 15 days, and be prepared for high humidity levels averaging 85%.
In December in Orleans, the average temperature is -6°C (22°F). The maximum can reach 14°C (57°F), while the minimum can drop as low as -30°C (-22°F). Be prepared for a wide range of temperatures, especially if you plan to explore the outdoors during your visit.
In Orleans in December, the precipitation amount is 86 mm (3.4 in) that falls over a span of 15 days.
In Orleans in December humidity is 85%. With an average temperature of -6°C (22°F), this humidity feels like an icy mist clinging to your skin, making outdoor activities uncomfortably chilly and causing your breath to cloud in the cold air, leaving you yearning for warmth and cozy indoor retreats while traveling.
In Orleans 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 Orleans, you can visit Hourly UV Index in Orleans.
UV Risk Categories
Weather in Orleans varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Orleans, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (17°F) | 88 mm (3.5 inches) | 91% | low |
| February Weather | -7°C (20°F) | 83 mm (3.3 inches) | 89% | moderate |
| March Weather | -3°C (27°F) | 81 mm (3.2 inches) | 85% | moderate |
| April Weather | 5°C (41°F) | 115 mm (4.5 inches) | 84% | very high |
| May Weather | 12°C (54°F) | 103 mm (4.1 inches) | 78% | very high |
| June Weather | 17°C (63°F) | 110 mm (4.3 inches) | 72% | very high |
| July Weather | 20°C (68°F) | 127 mm (5.0 inches) | 75% | very high |
| August Weather | 19°C (66°F) | 102 mm (4.0 inches) | 74% | very high |
| September Weather | 15°C (58°F) | 79 mm (3.1 inches) | 77% | high |
| October Weather | 8°C (47°F) | 147 mm (5.8 inches) | 85% | moderate |
| November Weather | 0°C (32°F) | 115 mm (4.5 inches) | 86% | moderate |
| December Weather | -6°C (22°F) | 86 mm (3.4 inches) | 85% | low |