Last updated: August 28, 2025
In December, the average temperature in Darhan, Mongolia hovers around -16°C (4°F). Expect chilly extremes, with minimums dipping to -31°C (-24°F) and maximums reaching up to 2°C (35°F). Precipitation is minimal, with only 2 mm (0.1 in) recorded over 0 days. Additionally, the air carries a damp chill, boasting an average humidity of 88%.
In December in Darhan, the average temperature is -16°C (4°F), with maximums reaching 2°C (35°F) and minimums plunging as low as -31°C (-24°F). Travelers should be prepared for extreme cold conditions and dress warmly to enjoy their time in this frigid environment.
In Darhan in December, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.
In Darhan in December humidity is 88%. With an average temperature of -16°C (4°F), this humidity feels like a biting, bone-chilling cold that seeps through layers of clothing, making travel uncomfortable and challenging as the damp air intensifies the frigid temperatures.
In Darhan 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 Darhan, you can visit Hourly UV Index in Darhan.
UV Risk Categories
Weather in Darhan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Darhan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -18°C (0°F) | 2 mm (0.1 inches) | 90% | low | 
| February Weather | -14°C (7°F) | 3 mm (0.1 inches) | 80% | moderate | 
| March Weather | -3°C (26°F) | 4 mm (0.1 inches) | 64% | moderate | 
| April Weather | 5°C (41°F) | 10 mm (0.4 inches) | 59% | high | 
| May Weather | 12°C (54°F) | 16 mm (0.6 inches) | 52% | very high | 
| June Weather | 19°C (66°F) | 25 mm (1.0 inches) | 53% | very high | 
| July Weather | 21°C (70°F) | 54 mm (2.1 inches) | 59% | very high | 
| August Weather | 17°C (63°F) | 76 mm (3.0 inches) | 61% | very high | 
| September Weather | 12°C (54°F) | 26 mm (1.0 inches) | 67% | high | 
| October Weather | 2°C (36°F) | 10 mm (0.4 inches) | 67% | moderate | 
| November Weather | -8°C (18°F) | 7 mm (0.3 inches) | 67% | moderate | 
| December Weather | -16°C (4°F) | 2 mm (0.1 inches) | 88% | low |