Last updated: June 24, 2025
In December, the average temperature in Sloan, United States hovers around 0°C (33°F). Expect a wide temperature range, where the minimum can dip to -18°C (0°F), while the maximum can reach a pleasant 19°C (66°F). Precipitation is relatively frequent, totaling about 89 mm (3.5 in) over 15 days, and with an average humidity of 87%, it's advisable to stay prepared for damp conditions.
In December in Sloan, the average temperature is 0°C (33°F). The maximum can reach 19°C (66°F), and the minimum can be as low as -18°C (0°F). Be prepared for a wide range of weather conditions if you're planning to travel during this time.
In Sloan in December, the precipitation amount is 89 mm (3.5 in) during 15 days of the month.
In Sloan in December, humidity is 87%. With an average temperature of 0°C (33°F), this humidity feels like a damp chill that seeps into your bones, making every step feel heavier and the air thick and suffocating, often leading to a sense of discomfort while traveling.
In Sloan 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 Sloan, you can visit Hourly UV Index in Sloan.
UV Risk Categories
Weather in Sloan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sloan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (28°F) | 76 mm (3.0 inches) | 91% | low |
| February Weather | -2°C (29°F) | 80 mm (3.2 inches) | 91% | moderate |
| March Weather | 2°C (36°F) | 68 mm (2.7 inches) | 88% | moderate |
| April Weather | 8°C (46°F) | 115 mm (4.5 inches) | 88% | very high |
| May Weather | 14°C (58°F) | 98 mm (3.9 inches) | 82% | very high |
| June Weather | 20°C (68°F) | 79 mm (3.1 inches) | 79% | very high |
| July Weather | 23°C (73°F) | 130 mm (5.1 inches) | 77% | very high |
| August Weather | 22°C (72°F) | 80 mm (3.2 inches) | 72% | very high |
| September Weather | 18°C (65°F) | 72 mm (2.8 inches) | 76% | high |
| October Weather | 12°C (55°F) | 122 mm (4.8 inches) | 83% | moderate |
| November Weather | 5°C (41°F) | 84 mm (3.3 inches) | 88% | moderate |
| December Weather | 0°C (33°F) | 89 mm (3.5 inches) | 87% | low |