Last updated: August 28, 2025
In Tsalgar, Mongolia, the average temperature in December hovers around -21°C (-5°F), with extreme lows reaching -37°C (-34°F) and highs up to -2°C (29°F). Despite the chill, precipitation is minimal at just 4 mm (0.1 in) over 0 days. The air remains quite damp, with an average humidity of 90%, creating a crisp and frosty atmosphere.
In December in Tsalgar, the average temperature is -21°C (-5°F). Maximum can reach -2°C (29°F) and minimum can be as low as -37°C (-34°F). Visitors should be prepared for extremely cold conditions and dress accordingly for outdoor activities.
In Tsalgar in December, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.
In Tsalgar in December, humidity is 90%. With an average temperature of -21°C (-5°F), this humidity feels like an icy blanket wrapping around you, making each breath a sharp reminder of the cold. Traveling in such conditions can be challenging, as the moisture in the air seeps into your layers, creating a biting chill that penetrates even the warmest clothing.
In Tsalgar in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Tsalgar.
UV Risk Categories
Weather in Tsalgar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tsalgar, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -22°C (-8°F) | 3 mm (0.1 inches) | 92% | low |
| February Weather | -17°C (2°F) | 4 mm (0.1 inches) | 89% | moderate |
| March Weather | -7°C (20°F) | 10 mm (0.4 inches) | 80% | moderate |
| April Weather | 3°C (38°F) | 16 mm (0.6 inches) | 63% | high |
| May Weather | 11°C (53°F) | 24 mm (0.9 inches) | 52% | very high |
| June Weather | 17°C (64°F) | 41 mm (1.6 inches) | 52% | very high |
| July Weather | 19°C (66°F) | 111 mm (4.4 inches) | 58% | very high |
| August Weather | 17°C (62°F) | 70 mm (2.8 inches) | 63% | very high |
| September Weather | 11°C (51°F) | 47 mm (1.8 inches) | 65% | high |
| October Weather | 0°C (33°F) | 19 mm (0.7 inches) | 69% | moderate |
| November Weather | -11°C (13°F) | 10 mm (0.4 inches) | 77% | low |
| December Weather | -21°C (-5°F) | 4 mm (0.1 inches) | 90% | low |