Last updated: June 24, 2025
In December, the average temperature in Morgan, United States hovers around a brisk -3°C (26°F). Expect frigid lows that can plummet to -18°C (0°F), while rare warm spells might reach a maximum of 12°C (54°F). Over the course of the month, 62 mm (2.4 in) of precipitation is typical, spread across about 10 days, and the air remains notably damp with an average humidity of 88%.
In December in Morgan, the average temperature is -3°C (26°F). Maximum temperatures can reach 12°C (54°F), while minimums can drop as low as -18°C (0°F). Travelers should be prepared for a mix of chilly days and potentially very cold nights.
In Morgan in December, the total precipitation amount is 62 mm (2.4 in) over a period of 10 days.
In Morgan in December humidity is 88%. With an average temperature of -3°C (26°F), this humidity feels like an icy dampness that clings to your skin, making every breath feel colder and more challenging, which can make traveling in these conditions quite uncomfortable.
In Morgan in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Morgan, you can check the information here.
UV Risk Categories
Weather in Morgan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Morgan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 68 mm (2.7 inches) | 91% | moderate |
| February Weather | -2°C (29°F) | 80 mm (3.2 inches) | 92% | moderate |
| March Weather | 3°C (38°F) | 68 mm (2.7 inches) | 84% | very high |
| April Weather | 6°C (43°F) | 71 mm (2.8 inches) | 74% | extreme |
| May Weather | 11°C (53°F) | 65 mm (2.5 inches) | 62% | extreme |
| June Weather | 19°C (66°F) | 22 mm (0.9 inches) | 56% | extreme |
| July Weather | 23°C (74°F) | 17 mm (0.7 inches) | 44% | extreme |
| August Weather | 22°C (72°F) | 23 mm (0.9 inches) | 37% | extreme |
| September Weather | 16°C (62°F) | 38 mm (1.5 inches) | 46% | very high |
| October Weather | 7°C (45°F) | 52 mm (2.0 inches) | 67% | high |
| November Weather | 2°C (36°F) | 51 mm (2.0 inches) | 84% | moderate |
| December Weather | -3°C (26°F) | 62 mm (2.4 inches) | 88% | moderate |