Last updated: June 24, 2025
In December, the average temperature in Belle, United States hovers around 4°C (40°F). Expect a minimum chill of -15°C (5°F) and a pleasant maximum of 24°C (76°F). Notably, there’s an average precipitation of 50 mm (2.0 in) spread over 6 days, contributing to an average humidity level of 86%. Embrace the variety that December brings!
In December in Belle, the average temperature is 4°C (40°F), with maximums reaching 24°C (76°F) and minimums dropping to as low as -15°C (5°F). Travelers should be prepared for a wide range of temperatures, from chilly days to pleasantly warm afternoons.
In Belle in December, the precipitation amount is 50 mm (2.0 in) over the course of 6 days.
In Belle in December humidity is 86%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel cumbersome as you navigate through a thick, heavy air that clings to your skin.
In Belle 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 Belle, you can check the information here.
UV Risk Categories
Weather in Belle varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Belle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 77 mm (3.0 inches) | 82% | moderate |
| February Weather | 2°C (36°F) | 82 mm (3.2 inches) | 80% | moderate |
| March Weather | 9°C (48°F) | 131 mm (5.2 inches) | 80% | high |
| April Weather | 13°C (55°F) | 130 mm (5.1 inches) | 80% | very high |
| May Weather | 19°C (66°F) | 170 mm (6.7 inches) | 82% | very high |
| June Weather | 24°C (76°F) | 88 mm (3.5 inches) | 83% | extreme |
| July Weather | 26°C (80°F) | 95 mm (3.7 inches) | 81% | extreme |
| August Weather | 24°C (76°F) | 106 mm (4.2 inches) | 80% | very high |
| September Weather | 22°C (72°F) | 52 mm (2.1 inches) | 76% | very high |
| October Weather | 15°C (59°F) | 103 mm (4.0 inches) | 76% | high |
| November Weather | 7°C (45°F) | 64 mm (2.5 inches) | 85% | moderate |
| December Weather | 4°C (40°F) | 50 mm (2.0 inches) | 86% | moderate |