Last updated: August 28, 2025
In May, the average temperature in Bayan-Ovoo, Mongolia hovers around 11°C (51°F). Expect some variability with minimums dipping to -5°C (23°F) and maximums soaring up to 33°C (92°F). Be prepared for 32 mm (1.3 in) of precipitation spread over about 6 days, accompanied by an average humidity of 69%.
In May in Bayan-Ovoo, the average temperature is 11°C (51°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as -5°C (23°F). Be prepared for a wide range of temperatures when planning your travels during this month!
In Bayan-Ovoo in May, the total precipitation amount is 32 mm (1.3 in) over the course of 6 days.
In Bayan-Ovoo in May humidity is 69%. With an average temperature of 11°C (51°F), this humidity feels like a cool, damp embrace that can make traveling slightly uncomfortable, as the chill in the air combines with the moisture to create a lingering dampness that may leave you feeling fresher but also a bit clammy.
In Bayan-Ovoo in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Bayan-Ovoo.
UV Risk Categories
Weather in Bayan-Ovoo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Bayan-Ovoo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -21°C (-6°F) | 2 mm (0.1 inches) | 92% | low |
| February Weather | -18°C (0°F) | 6 mm (0.2 inches) | 86% | moderate |
| March Weather | -6°C (22°F) | 6 mm (0.3 inches) | 72% | moderate |
| April Weather | 4°C (39°F) | 15 mm (0.6 inches) | 67% | high |
| May Weather | 11°C (51°F) | 32 mm (1.3 inches) | 69% | very high |
| June Weather | 17°C (63°F) | 61 mm (2.4 inches) | 67% | very high |
| July Weather | 19°C (67°F) | 113 mm (4.5 inches) | 79% | very high |
| August Weather | 16°C (61°F) | 95 mm (3.8 inches) | 79% | very high |
| September Weather | 10°C (51°F) | 51 mm (2.0 inches) | 82% | high |
| October Weather | 1°C (33°F) | 20 mm (0.8 inches) | 79% | moderate |
| November Weather | -10°C (15°F) | 6 mm (0.2 inches) | 81% | low |
| December Weather | -18°C (0°F) | 3 mm (0.1 inches) | 90% | low |