Last updated: August 28, 2025
In Chandmani, Mongolia, the average temperature in December hovers around a biting -20°C (-4°F). Be prepared for extreme lows, with temperatures plunging to a minimum of -40°C (-39°F), while highs can reach a chilly -3°C (26°F). Expect some moisture, with 4 mm (0.2 in) of precipitation spread over 1 day, and a notable average humidity of 96%. Stay warm!
In December in Chandmani, the average temperature is -20°C (-4°F). Maximum temperatures can reach -3°C (26°F), while minimums can drop as low as -40°C (-39°F). Travelers should be prepared for extremely cold conditions and dress appropriately to ensure a comfortable experience.
In Chandmani in December, the precipitation amount is 4 mm (0.2 in) during 1 day.
In Chandmani in December, humidity is 96%. With an average temperature of -20°C (-4°F), this humidity feels like trudging through a frozen fog that clings to your skin, making every breath a sharp reminder of the biting cold, while the damp air exacerbates the chill, creating an uncomfortable atmosphere for traveling.
In Chandmani 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 Chandmani, you can visit Hourly UV Index in Chandmani.
UV Risk Categories
Weather in Chandmani varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Chandmani, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -22°C (-7°F) | 3 mm (0.1 inches) | 98% | low |
| February Weather | -18°C (-1°F) | 7 mm (0.3 inches) | 94% | moderate |
| March Weather | -9°C (16°F) | 9 mm (0.4 inches) | 88% | moderate |
| April Weather | 2°C (35°F) | 18 mm (0.7 inches) | 74% | high |
| May Weather | 8°C (47°F) | 20 mm (0.8 inches) | 50% | very high |
| June Weather | 14°C (58°F) | 32 mm (1.3 inches) | 48% | very high |
| July Weather | 16°C (61°F) | 72 mm (2.8 inches) | 49% | very high |
| August Weather | 14°C (57°F) | 63 mm (2.5 inches) | 54% | very high |
| September Weather | 8°C (46°F) | 23 mm (0.9 inches) | 59% | high |
| October Weather | -2°C (28°F) | 17 mm (0.7 inches) | 67% | moderate |
| November Weather | -12°C (11°F) | 9 mm (0.3 inches) | 86% | moderate |
| December Weather | -20°C (-4°F) | 4 mm (0.2 inches) | 96% | low |