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September Weather in Bayanbulag, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Bayanbulag, Mongolia hovers around 6°C (44°F). Expect lows of -11°C (12°F) and highs that can reach 22°C (72°F). This month also brings about 20 mm (0.8 in) of precipitation spread over 4 days, with an average humidity of 65%. Perfect for cozy indoor activities or bundling up for the occasional outdoor adventure!

September Temperature in Bayanbulag

In September in Bayanbulag, the average temperature is 6°C (44°F). Maximums can reach 22°C (72°F) and minimums can be as low as -11°C (12°F). Be prepared for a wide range of temperatures, making it essential to pack layered clothing for your trip.

September Weather in Bayanbulag: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bayanbulag, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bayanbulag, September typically has an average temperature of 6°C (44°F), with highs reaching up to 22°C (72°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec-71173344545854442711-5
Data source: Temperature data for Bayanbulag generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Bayanbulag

In Bayanbulag in September, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

September Precipitation Trends in Bayanbulag

The chart displays monthly precipitation patterns in Bayanbulag, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Bayanbulag, September typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec249192037627320952
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bayanbulag

In Bayanbulag in September, humidity is 65%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill wrapping around you, making it essential to dress in layers for comfort while exploring.

September Average Humidity in Bayanbulag

This chart illustrates the average monthly humidity levels in Bayanbulag, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Bayanbulag is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%91%82%71%54%56%57%61%66%70%84%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bayanbulag

In Bayanbulag 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 Bayanbulag.

Maximum UV Index Levels in Bayanbulag for September

The chart shows the monthly maximum UV Index (UVI) for Bayanbulag in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Bayanbulag typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2368111010107532
Data source: Bayanbulag September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Bayanbulag Compares to Other Months

Weather in Bayanbulag varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bayanbulag, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Bayanbulag, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-6°F)2 mm (0.1 inches)96%low
February Weather-17°C (1°F)4 mm (0.1 inches)91%moderate
March Weather-8°C (17°F)9 mm (0.3 inches)82%high
April Weather1°C (33°F)19 mm (0.7 inches)71%very high
May Weather7°C (45°F)20 mm (0.8 inches)54%extreme
June Weather12°C (54°F)37 mm (1.4 inches)56%very high
July Weather14°C (58°F)62 mm (2.4 inches)57%very high
August Weather12°C (54°F)73 mm (2.9 inches)61%very high
September Weather6°C (44°F)20 mm (0.8 inches)65%high
October Weather-3°C (27°F)9 mm (0.3 inches)70%moderate
November Weather-12°C (11°F)5 mm (0.2 inches)84%moderate
December Weather-20°C (-4°F)2 mm (0.1 inches)96%low

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