Last updated: August 28, 2025
In April, the average temperature in Bayan-Ovoo, Mongolia hovers around 4°C (39°F), with extremes ranging from a chilly -13°C (9°F) to a warm 27°C (81°F). Expect some moisture in the air, with 15 mm (0.6 in) of precipitation spread over approximately 3 days, while the average humidity sits at a comfortable 67%.
In April in Bayan-Ovoo, the average temperature is 4°C (39°F). Maximum temperatures can reach 27°C (81°F), while minimums can dip as low as -13°C (9°F). This wide range makes it essential to pack layers for your travels.
In Bayan-Ovoo in April, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.
In Bayan-Ovoo in April, humidity is 67%. With an average temperature of 4°C (39°F), this humidity feels like a brisk chill that penetrates your clothing, making outdoor activities more challenging and requiring layered clothing for comfort during your travels.
In Bayan-Ovoo in April, 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 Bayan-Ovoo.
UV Risk Categories
Weather in Bayan-Ovoo varies notably across the year, with each month offering distinct climate conditions. This page compares April’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 |