Last updated: August 28, 2025
In December, the average temperature in Bulagiyn Denj, Mongolia hovers around -20°C (-3°F), with extremes reaching as low as -43°C (-45°F) and occasionally climbing to -1°C (31°F). Despite the frigid temperatures, precipitation is light, totaling just 5 mm (0.2 in) over 2 days. The average humidity remains high at 89%, adding to the chilling atmosphere.
In December in Bulagiyn Denj, the average temperature is -20°C (-3°F). Maximum temperatures can reach -1°C (31°F), while minimums can drop as low as -43°C (-45°F). Make sure to bundle up and prepare for extremely cold conditions if you're planning to visit during this time!
In Bulagiyn Denj in December, the precipitation amount is 5 mm (0.2 in) over a period of 2 days.
In Bulagiyn Denj in December, humidity is 89%. With an average temperature of -20°C (-3°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities daunting and travel preparations essential for staying warm and dry.
In Bulagiyn Denj 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 Bulagiyn Denj, you can visit Hourly UV Index in Bulagiyn Denj.
UV Risk Categories
Weather in Bulagiyn Denj varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bulagiyn Denj, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -21°C (-6°F) | 5 mm (0.2 inches) | 89% | low |
| February Weather | -18°C (0°F) | 11 mm (0.4 inches) | 81% | moderate |
| March Weather | -9°C (16°F) | 16 mm (0.6 inches) | 72% | high |
| April Weather | -1°C (31°F) | 36 mm (1.4 inches) | 69% | very high |
| May Weather | 6°C (43°F) | 44 mm (1.7 inches) | 54% | very high |
| June Weather | 12°C (53°F) | 74 mm (2.9 inches) | 60% | extreme |
| July Weather | 14°C (57°F) | 135 mm (5.3 inches) | 64% | very high |
| August Weather | 11°C (53°F) | 116 mm (4.6 inches) | 65% | very high |
| September Weather | 6°C (44°F) | 45 mm (1.8 inches) | 68% | high |
| October Weather | -3°C (27°F) | 20 mm (0.8 inches) | 68% | high |
| November Weather | -12°C (11°F) | 13 mm (0.5 inches) | 75% | moderate |
| December Weather | -20°C (-3°F) | 5 mm (0.2 inches) | 89% | low |