Last updated: August 27, 2025
In December, the average temperature in Ust'ye, Russian Federation is a chilly -6°C (21°F). While you can expect minimums plummeting to -31°C (-23°F), the mercury may rise to a maximum of 4°C (39°F). Precipitation adds to the wintery atmosphere with about 58 mm (2.3 in) spread over 15 days, and the air remains quite humid, with an average humidity of 93%.
In December in Ust'ye, the average temperature is -6°C (21°F). The maximum can reach 4°C (39°F), and the minimum can be as low as -31°C (-23°F). Travelers should be prepared for cold conditions and dress warmly when visiting during this time.
In Ust'ye in December, the precipitation amount is 58 mm (2.3 in) during 15 days of the month.
In Ust'ye in December, humidity is 93%. With an average temperature of -6°C (21°F), this humidity feels like an icy mist that clings to your skin, making every breath feel crisp and challenging for outdoor exploration.
In Ust'ye in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Ust'ye.
UV Risk Categories
Weather in Ust'ye varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ust'ye, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 52 mm (2.0 inches) | 98% | low |
| February Weather | -8°C (18°F) | 47 mm (1.9 inches) | 97% | low |
| March Weather | -4°C (26°F) | 46 mm (1.8 inches) | 93% | moderate |
| April Weather | 2°C (37°F) | 42 mm (1.7 inches) | 88% | moderate |
| May Weather | 10°C (50°F) | 74 mm (2.9 inches) | 78% | moderate |
| June Weather | 16°C (60°F) | 66 mm (2.6 inches) | 79% | high |
| July Weather | 17°C (64°F) | 117 mm (4.6 inches) | 84% | high |
| August Weather | 16°C (60°F) | 98 mm (3.9 inches) | 86% | high |
| September Weather | 10°C (51°F) | 90 mm (3.5 inches) | 92% | moderate |
| October Weather | 5°C (41°F) | 83 mm (3.3 inches) | 93% | low |
| November Weather | -1°C (31°F) | 73 mm (2.9 inches) | 92% | low |
| December Weather | -6°C (21°F) | 58 mm (2.3 inches) | 93% | low |