Last updated: August 28, 2025
In December, the average temperature in Ulaanshiveet, Mongolia hovers around -16°C (3°F). Expect chilling extremes, with minimums plummeting to -33°C (-27°F) and rare maximums reaching 7°C (45°F). Precipitation is minimal, averaging only 5 mm (0.2 in) over just 1 day of the month, while humidity remains high at 86%. Stay warm and prepared!
In December in Ulaanshiveet, the average temperature is -16°C (3°F). Maximum temperatures can reach 7°C (45°F), while minimums can drop as low as -33°C (-27°F). When traveling to Ulaanshiveet during this month, be prepared for extreme cold and dress accordingly to ensure a comfortable experience.
In Ulaanshiveet in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.
In Ulaanshiveet in December, humidity is 86%. With an average temperature of -16°C (3°F), this humidity feels like an icy blanket wrapping around you, making outdoor travel both brisk and invigorating, yet challenging as the cold air can quickly penetrate your clothing, adding an extra layer of difficulty for those venturing outside.
In Ulaanshiveet 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 Ulaanshiveet, you can visit Hourly UV Index in Ulaanshiveet.
UV Risk Categories
Weather in Ulaanshiveet varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ulaanshiveet, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -18°C (0°F) | 3 mm (0.1 inches) | 89% | low |
| February Weather | -14°C (7°F) | 6 mm (0.2 inches) | 78% | moderate |
| March Weather | -3°C (26°F) | 7 mm (0.3 inches) | 66% | moderate |
| April Weather | 5°C (41°F) | 16 mm (0.6 inches) | 64% | high |
| May Weather | 12°C (54°F) | 22 mm (0.9 inches) | 52% | very high |
| June Weather | 18°C (65°F) | 39 mm (1.6 inches) | 59% | very high |
| July Weather | 20°C (68°F) | 49 mm (1.9 inches) | 63% | very high |
| August Weather | 17°C (63°F) | 74 mm (2.9 inches) | 62% | very high |
| September Weather | 12°C (54°F) | 39 mm (1.5 inches) | 65% | high |
| October Weather | 2°C (36°F) | 16 mm (0.6 inches) | 65% | moderate |
| November Weather | -7°C (19°F) | 12 mm (0.5 inches) | 69% | moderate |
| December Weather | -16°C (3°F) | 5 mm (0.2 inches) | 86% | low |