Last updated: August 28, 2025
In December, the average temperature in Hoshigiyn-Ar, Mongolia hovers around -19°C (-2°F), with extremes reaching a chilling -35°C (-30°F) at night and a maximum of 1°C (34°F) during the day. Despite these frigid conditions, precipitation is minimal, averaging just 3 mm (0.1 in) over 0 days. Coupled with 89% average humidity, it’s essential to bundle up and embrace the cold!
In December in Hoshigiyn-Ar, the average temperature is -19°C (-2°F), with maximums reaching 1°C (35°F) and minimums plummeting to as low as -35°C (-30°F). Travelers should be prepared for extreme cold temperatures and ensure they have appropriate winter gear for their visit.
In Hoshigiyn-Ar in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.
In Hoshigiyn-Ar in December, humidity is 89%. With an average temperature of -19°C (-2°F), this humidity makes traveling feel incredibly biting and sharp, as the cold air amplifies the chill factor, leaving you feeling even colder than the temperature suggests.
In Hoshigiyn-Ar 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 Hoshigiyn-Ar, you can visit Hourly UV Index in Hoshigiyn-Ar.
UV Risk Categories
Weather in Hoshigiyn-Ar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hoshigiyn-Ar, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -21°C (-5°F) | 2 mm (0.1 inches) | 92% | low |
| February Weather | -17°C (2°F) | 4 mm (0.2 inches) | 84% | moderate |
| March Weather | -5°C (23°F) | 4 mm (0.2 inches) | 64% | moderate |
| April Weather | 3°C (37°F) | 13 mm (0.5 inches) | 59% | high |
| May Weather | 10°C (50°F) | 20 mm (0.8 inches) | 50% | very high |
| June Weather | 16°C (61°F) | 39 mm (1.5 inches) | 55% | very high |
| July Weather | 18°C (65°F) | 68 mm (2.7 inches) | 57% | very high |
| August Weather | 15°C (60°F) | 72 mm (2.8 inches) | 58% | very high |
| September Weather | 10°C (50°F) | 37 mm (1.5 inches) | 65% | high |
| October Weather | 0°C (32°F) | 15 mm (0.6 inches) | 65% | moderate |
| November Weather | -10°C (13°F) | 8 mm (0.3 inches) | 67% | moderate |
| December Weather | -19°C (-2°F) | 3 mm (0.1 inches) | 89% | low |