Last updated: June 24, 2025
In December, the average temperature in Coram, United States hovers around -5°C (24°F). Expect chilly extremes, with minimums plummeting to -27°C (-17°F) and highs reaching a crisp 11°C (51°F). This month also brings 109 mm (4.3 in) of precipitation over approximately 19 days, resulting in an average humidity level of a moist 94%.
In December in Coram, the average temperature is -5°C (24°F), with maximum temperatures reaching 11°C (51°F) and minimal lows plummeting to -27°C (-17°F). Travelers should be prepared for a cold climate and ensure to pack warm clothing for their visit.
In Coram in December, the precipitation amount is 109 mm (4.3 in) over the course of 19 days.
In Coram in December, humidity is 94%. With an average temperature of -5°C (24°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and travel challenging as the cold dampness can easily turn any excursion into a race against the elements.
In Coram 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 Coram, you can visit Hourly UV Index in Coram.
UV Risk Categories
Weather in Coram varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Coram, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 78 mm (3.1 inches) | 93% | low |
| February Weather | -9°C (16°F) | 108 mm (4.2 inches) | 91% | moderate |
| March Weather | -1°C (30°F) | 80 mm (3.2 inches) | 88% | high |
| April Weather | 3°C (37°F) | 94 mm (3.7 inches) | 84% | high |
| May Weather | 9°C (48°F) | 77 mm (3.0 inches) | 78% | very high |
| June Weather | 14°C (57°F) | 71 mm (2.8 inches) | 77% | very high |
| July Weather | 18°C (65°F) | 22 mm (0.9 inches) | 79% | very high |
| August Weather | 17°C (64°F) | 27 mm (1.1 inches) | 69% | very high |
| September Weather | 12°C (54°F) | 49 mm (1.9 inches) | 69% | high |
| October Weather | 4°C (39°F) | 98 mm (3.8 inches) | 78% | moderate |
| November Weather | -1°C (31°F) | 115 mm (4.5 inches) | 87% | moderate |
| December Weather | -5°C (24°F) | 109 mm (4.3 inches) | 94% | low |