Last updated: August 28, 2025
In September, the average temperature in Hoeviyn Am, Mongolia hovers around 5°C (41°F), with fluctuations that can see minimums plunging to -12°C (10°F) and maximums soaring to 21°C (70°F). Expect about 24 mm (1.0 in) of precipitation, typically spread over 5 days, while the air remains relatively moist with an average humidity of 65%.
In September in Hoeviyn Am, the average temperature is 5°C (41°F). Maximum can reach 21°C (70°F) and minimum can be as low as -12°C (10°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm afternoons.
In Hoeviyn Am in September, the precipitation amount is 24 mm (1.0 in) spread over the course of 5 days.
In Hoeviyn Am in September humidity is 65%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to you, making it essential to dress in layers and be prepared for a brisk, invigorating experience while traveling.
In Hoeviyn Am in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Hoeviyn Am.
UV Risk Categories
Weather in Hoeviyn Am varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Hoeviyn Am, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -23°C (-10°F) | 2 mm (0.1 inches) | 96% | low |
| February Weather | -20°C (-3°F) | 5 mm (0.2 inches) | 91% | moderate |
| March Weather | -11°C (12°F) | 11 mm (0.4 inches) | 82% | high |
| April Weather | -2°C (29°F) | 19 mm (0.8 inches) | 71% | very high |
| May Weather | 5°C (41°F) | 25 mm (1.0 inches) | 54% | extreme |
| June Weather | 10°C (51°F) | 41 mm (1.6 inches) | 56% | very high |
| July Weather | 12°C (54°F) | 76 mm (3.0 inches) | 57% | very high |
| August Weather | 10°C (50°F) | 78 mm (3.1 inches) | 61% | very high |
| September Weather | 5°C (41°F) | 24 mm (1.0 inches) | 65% | high |
| October Weather | -5°C (23°F) | 9 mm (0.4 inches) | 70% | moderate |
| November Weather | -14°C (7°F) | 5 mm (0.2 inches) | 84% | moderate |
| December Weather | -23°C (-8°F) | 2 mm (0.1 inches) | 96% | low |