Last updated: August 28, 2025
In Uujim, Mongolia, the average temperature in December hovers around -23°C (-9°F), making it a chilly destination. Temperatures can plunge as low as -42°C (-44°F), but may peak at a milder -3°C (27°F). Additionally, you can expect 3 mm (0.1 in) of precipitation over 0 days, while the air remains crisp with an average humidity of 96%. Prepare for a truly frigid experience!
In December in Uujim, the average temperature is -23°C (-9°F). The maximum can reach -3°C (27°F), while the minimum can plummet to as low as -42°C (-44°F). When planning your trip, be sure to pack warm clothing and prepare for extreme winter weather conditions.
In Uujim in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.
In Uujim in December humidity is 96%. With an average temperature of -23°C (-9°F), this humidity feels like an icy fog wrapping around you, making travel challenging as every breath seems to freeze in your lungs while heavy layers of clothing cling uncomfortably to your skin.
In Uujim 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 Uujim.
UV Risk Categories
Weather in Uujim varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Uujim, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -24°C (-10°F) | 2 mm (0.1 inches) | 96% | low |
| February Weather | -18°C (-1°F) | 3 mm (0.1 inches) | 92% | moderate |
| March Weather | -9°C (16°F) | 9 mm (0.3 inches) | 86% | high |
| April Weather | 2°C (35°F) | 9 mm (0.4 inches) | 79% | high |
| May Weather | 8°C (47°F) | 23 mm (0.9 inches) | 70% | very high |
| June Weather | 13°C (56°F) | 31 mm (1.2 inches) | 59% | very high |
| July Weather | 15°C (59°F) | 59 mm (2.3 inches) | 56% | very high |
| August Weather | 13°C (55°F) | 47 mm (1.9 inches) | 64% | very high |
| September Weather | 7°C (44°F) | 14 mm (0.5 inches) | 70% | high |
| October Weather | -3°C (27°F) | 7 mm (0.3 inches) | 86% | moderate |
| November Weather | -14°C (8°F) | 7 mm (0.3 inches) | 94% | low |
| December Weather | -23°C (-9°F) | 3 mm (0.1 inches) | 96% | low |