Last updated: August 28, 2025
In December, the average temperature in Tsagaan-Ovoo, Mongolia hovers around -17°C (2°F), with extremes ranging from a chilling -37°C (-34°F) to a brisk 0°C (33°F). Expect a modest precipitation amount of 4 mm (0.2 in) over just 1 day, while the air remains notably humid, averaging 80% humidity.
In December in Tsagaan-Ovoo, the average temperature is -17°C (2°F). Maximum can reach 0°C (33°F) and minimum can be as low as -37°C (-34°F). Travelers should be prepared for extremely cold conditions and dress accordingly to ensure comfort and safety during their visit.
In Tsagaan-Ovoo in December, the precipitation amount is 4 mm (0.2 in) during 1 day.
In Tsagaan-Ovoo in December, humidity is 80%. With an average temperature of -17°C (2°F), this humidity feels like a biting chill that penetrates your layers, making even short walks outside a daunting task.
In Tsagaan-Ovoo 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 Tsagaan-Ovoo, you can visit Hourly UV Index in Tsagaan-Ovoo.
UV Risk Categories
Weather in Tsagaan-Ovoo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tsagaan-Ovoo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -19°C (-1°F) | 2 mm (0.1 inches) | 82% | low |
| February Weather | -15°C (5°F) | 4 mm (0.2 inches) | 68% | moderate |
| March Weather | -6°C (22°F) | 13 mm (0.5 inches) | 47% | high |
| April Weather | 3°C (37°F) | 15 mm (0.6 inches) | 45% | very high |
| May Weather | 9°C (48°F) | 19 mm (0.7 inches) | 34% | very high |
| June Weather | 15°C (59°F) | 25 mm (1.0 inches) | 35% | very high |
| July Weather | 17°C (63°F) | 53 mm (2.1 inches) | 37% | very high |
| August Weather | 14°C (58°F) | 58 mm (2.3 inches) | 42% | very high |
| September Weather | 9°C (49°F) | 19 mm (0.7 inches) | 43% | high |
| October Weather | -1°C (31°F) | 7 mm (0.3 inches) | 47% | moderate |
| November Weather | -9°C (16°F) | 5 mm (0.2 inches) | 56% | moderate |
| December Weather | -17°C (2°F) | 4 mm (0.2 inches) | 80% | low |