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September Weather in Ulaan Khat, Mongolia

Last updated: August 28, 2025

In Ulaan Khat, Mongolia, the average temperature in September hovers around 1°C (35°F). Temperature extremes range from a chilly -24°C (-11°F) to a mild 16°C (61°F). During this month, expect about 47 mm (1.9 in) of precipitation over 10 days, with an average humidity of 51%. Stay prepared for a mix of wintry chills and occasional warmth!

September Temperature in Ulaan Khat

In September in Ulaan Khat, the average temperature is 1°C (35°F). The maximum can reach 16°C (61°F), while the minimum can drop as low as -24°C (-11°F). Travelers should be prepared for a wide range of temperatures, from chilly to moderately warm during this month.

September Weather in Ulaan Khat: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ulaan Khat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulaan Khat, September typically has an average temperature of 1°C (35°F), with highs reaching up to 16°C (61°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec-13-67223444494634150-11
Data source: Temperature data for Ulaan Khat 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 Ulaan Khat

In Ulaan Khat in September, the precipitation amount is 47 mm (1.9 in) over a span of 10 days.

September Precipitation Trends in Ulaan Khat

The chart displays monthly precipitation patterns in Ulaan Khat, 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 Ulaan Khat, September typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec81729365363736647394211
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ulaan Khat

In Ulaan Khat in September humidity is 51%. With an average temperature of 1°C (35°F), this humidity feels like a crisp, biting chill that can make outdoor activities brisk but invigorating; travelers should dress warmly to fully enjoy the refreshing air without feeling uncomfortable.

September Average Humidity in Ulaan Khat

This chart illustrates the average monthly humidity levels in Ulaan Khat, 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 Ulaan Khat is approximately 51%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%77%62%44%37%40%46%51%65%76%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ulaan Khat

In Ulaan Khat 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 Ulaan Khat.

Maximum UV Index Levels in Ulaan Khat for September

The chart shows the monthly maximum UV Index (UVI) for Ulaan Khat 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 Ulaan Khat typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2471011101097632
Data source: Ulaan Khat 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 Ulaan Khat Compares to Other Months

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

This table compares monthly weather conditions in Ulaan Khat, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-25°C (-12°F)8 mm (0.3 inches)89%low
February Weather-21°C (-5°F)17 mm (0.7 inches)86%moderate
March Weather-14°C (8°F)29 mm (1.1 inches)77%high
April Weather-6°C (22°F)36 mm (1.4 inches)62%very high
May Weather1°C (34°F)52 mm (2.1 inches)44%extreme
June Weather7°C (44°F)63 mm (2.5 inches)37%very high
July Weather9°C (49°F)73 mm (2.9 inches)40%very high
August Weather8°C (47°F)66 mm (2.6 inches)46%very high
September Weather1°C (35°F)47 mm (1.9 inches)51%high
October Weather-9°C (15°F)39 mm (1.5 inches)65%high
November Weather-18°C (0°F)42 mm (1.6 inches)76%moderate
December Weather-24°C (-11°F)11 mm (0.4 inches)87%low

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