Last updated: August 28, 2025
In April, the average temperature in Bayan Uula Sumu, Mongolia hovers around 8°C (46°F), making it a brisk time of year. Temperatures can dip as low as -9°C (17°F) or soar to a pleasant 28°C (82°F). Expect precipitation of about 8 mm (0.3 in) over the course of just 1 day, with an average humidity level of 45%.
In April in Bayan Uula Sumu, the average temperature is 8°C (46°F). Maximum temperatures can reach as high as 28°C (82°F), while minimums can drop to a chilly -9°C (17°F). This wide range of temperatures makes it essential for travelers to pack accordingly for varying weather conditions.
In Bayan Uula Sumu in April, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.
In Bayan Uula Sumu in April humidity is 45%. With an average temperature of 8°C (46°F), this humidity feels like a refreshing chill in the air, making it perfect for invigorating walks and exploration, though you'll want to layer up to stay comfortable while enjoying the sights.
In Bayan Uula Sumu in April, 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 Uula Sumu.
UV Risk Categories
Weather in Bayan Uula Sumu varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Bayan Uula Sumu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -14°C (7°F) | 1 mm (0.1 inches) | 82% | low |
| February Weather | -10°C (14°F) | 3 mm (0.1 inches) | 68% | moderate |
| March Weather | -1°C (31°F) | 8 mm (0.3 inches) | 47% | high |
| April Weather | 8°C (46°F) | 8 mm (0.3 inches) | 45% | very high |
| May Weather | 15°C (58°F) | 9 mm (0.3 inches) | 34% | very high |
| June Weather | 20°C (69°F) | 9 mm (0.4 inches) | 35% | very high |
| July Weather | 22°C (73°F) | 25 mm (1.0 inches) | 37% | very high |
| August Weather | 20°C (68°F) | 25 mm (1.0 inches) | 42% | very high |
| September Weather | 15°C (58°F) | 11 mm (0.4 inches) | 43% | high |
| October Weather | 4°C (39°F) | 4 mm (0.1 inches) | 47% | moderate |
| November Weather | -5°C (24°F) | 3 mm (0.1 inches) | 56% | moderate |
| December Weather | -13°C (9°F) | 2 mm (0.1 inches) | 80% | low |