Last updated: June 24, 2025
In Fort Yates, United States, the average temperature in December hovers around -5°C (24°F), but expect a range that can dip to a chilling -27°C (-16°F) or peak at a mild 17°C (64°F). During this month, anticipate 24 mm (1.0 in) of precipitation over approximately 4 days, while the air maintains an average humidity level of 76%. Stay warm and prepared!
In December in Fort Yates, the average temperature is -5°C (24°F), with maximums reaching 17°C (64°F) and minimums dropping as low as -27°C (-16°F). Be prepared for unpredictable weather conditions if you plan to travel during this month.
In Fort Yates in December, the precipitation amount is 24 mm (1.0 in) over the course of 4 days.
In Fort Yates in December, humidity is 76%. With an average temperature of -5°C (24°F), this humidity feels like a chilling embrace, making travel uncomfortable as the cold dampness seeps into your bones, creating a biting sensation that can make even short excursions feel arduous.
In Fort Yates 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 Fort Yates, you can visit Hourly UV Index in Fort Yates.
UV Risk Categories
Weather in Fort Yates varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fort Yates, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (17°F) | 13 mm (0.5 inches) | 78% | low |
| February Weather | -10°C (14°F) | 18 mm (0.7 inches) | 81% | moderate |
| March Weather | -1°C (31°F) | 27 mm (1.1 inches) | 71% | moderate |
| April Weather | 5°C (41°F) | 39 mm (1.5 inches) | 73% | very high |
| May Weather | 13°C (56°F) | 62 mm (2.4 inches) | 75% | very high |
| June Weather | 21°C (70°F) | 67 mm (2.7 inches) | 82% | very high |
| July Weather | 24°C (75°F) | 59 mm (2.3 inches) | 83% | very high |
| August Weather | 21°C (71°F) | 84 mm (3.3 inches) | 82% | very high |
| September Weather | 17°C (62°F) | 58 mm (2.3 inches) | 73% | high |
| October Weather | 7°C (45°F) | 69 mm (2.7 inches) | 71% | moderate |
| November Weather | 0°C (33°F) | 14 mm (0.5 inches) | 78% | moderate |
| December Weather | -5°C (24°F) | 24 mm (1.0 inches) | 76% | low |