Last updated: August 28, 2025
In December, the average temperature in Bayasgalant, Mongolia hovers around -18°C (1°F), with minimums dipping as low as -35°C (-30°F) and maximums reaching up to 1°C (34°F). Despite the chill, precipitation is scarce, averaging only 4 mm (0.1 in) throughout 0 days. With an average humidity of 80%, expect a crisp, cold atmosphere that defines the season.
In December in Bayasgalant, the average temperature is -18°C (1°F), with maximums reaching 1°C (34°F) and minimums plunging as low as -35°C (-30°F). Travelers should be well-prepared for extreme cold conditions and dress in multiple layers to stay warm.
In Bayasgalant in December, the precipitation amount is 4 mm (0.1 in) recorded over a span of 0 days.
In Bayasgalant in December, humidity is 80%. With an average temperature of -18°C (1°F), this humidity feels like an icy grip that seeps into your bones, making travel feel less like an adventure and more like a battle against the elements.
In Bayasgalant 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 Bayasgalant, you can visit Hourly UV Index in Bayasgalant.
UV Risk Categories
Weather in Bayasgalant varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bayasgalant, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -20°C (-3°F) | 2 mm (0.1 inches) | 85% | low |
| February Weather | -16°C (3°F) | 3 mm (0.1 inches) | 75% | moderate |
| March Weather | -4°C (24°F) | 4 mm (0.2 inches) | 55% | moderate |
| April Weather | 4°C (40°F) | 12 mm (0.5 inches) | 54% | high |
| May Weather | 12°C (53°F) | 21 mm (0.8 inches) | 52% | very high |
| June Weather | 18°C (65°F) | 44 mm (1.7 inches) | 51% | very high |
| July Weather | 20°C (69°F) | 82 mm (3.2 inches) | 64% | very high |
| August Weather | 17°C (62°F) | 73 mm (2.9 inches) | 67% | very high |
| September Weather | 12°C (54°F) | 31 mm (1.2 inches) | 68% | high |
| October Weather | 2°C (36°F) | 13 mm (0.5 inches) | 65% | moderate |
| November Weather | -9°C (16°F) | 10 mm (0.4 inches) | 63% | low |
| December Weather | -18°C (1°F) | 4 mm (0.1 inches) | 80% | low |