Last updated: August 28, 2025
In Sangiyn Dalay, Mongolia, the average temperature in December hovers around -16°C (3°F), with a chilling minimum of -34°C (-28°F) and a rare peak at 3°C (38°F). Despite these frigid temperatures, precipitation is minimal, at just 2 mm (0.1 in) spread over 0 days. To top it off, the average humidity sits at a brisk 78%, creating a frosty atmosphere all around.
In December in Sangiyn Dalay, the average temperature is -16°C (3°F), with maximum highs reaching 3°C (38°F) and minimum lows dropping as low as -34°C (-28°F). Travelers should be prepared for extremely cold conditions and dress accordingly to fully enjoy their visit to Sangiyn Dalay.
In Sangiyn Dalay in December, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.
In Sangiyn Dalay in December humidity is 78%. With an average temperature of -16°C (3°F), this humidity feels like a biting chill that penetrates layers of clothing, making travel uncomfortable and numbing to the skin.
In Sangiyn Dalay 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 Sangiyn Dalay, you can visit Hourly UV Index in Sangiyn Dalay.
UV Risk Categories
Weather in Sangiyn Dalay varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sangiyn Dalay, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -17°C (1°F) | 2 mm (0.1 inches) | 77% | low |
| February Weather | -13°C (9°F) | 3 mm (0.1 inches) | 65% | moderate |
| March Weather | -2°C (28°F) | 6 mm (0.2 inches) | 46% | moderate |
| April Weather | 6°C (43°F) | 10 mm (0.4 inches) | 46% | very high |
| May Weather | 13°C (56°F) | 8 mm (0.3 inches) | 36% | very high |
| June Weather | 20°C (68°F) | 10 mm (0.4 inches) | 40% | very high |
| July Weather | 22°C (71°F) | 39 mm (1.5 inches) | 41% | very high |
| August Weather | 18°C (65°F) | 47 mm (1.8 inches) | 43% | very high |
| September Weather | 13°C (56°F) | 14 mm (0.5 inches) | 45% | high |
| October Weather | 3°C (37°F) | 7 mm (0.3 inches) | 49% | moderate |
| November Weather | -7°C (19°F) | 3 mm (0.1 inches) | 55% | moderate |
| December Weather | -16°C (3°F) | 2 mm (0.1 inches) | 78% | low |