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September Weather in Choibalsan, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Choibalsan, Mongolia hovers around 13°C (56°F). Expect a chilly minimum of -4°C (25°F) and a warm maximum of 32°C (90°F). During this month, precipitation totals 37 mm (1.4 in) spread across approximately 6 days, with an average humidity of 71%. Stay prepared for a mix of weather!

September Temperature in Choibalsan

In September in Choibalsan, the average temperature is 13°C (56°F). Maximum temperatures can reach up to 32°C (90°F), while minimums can drop as low as -4°C (25°F). This variability makes it essential for travelers to prepare for both warm and chilly conditions during their visit.

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

The chart illustrates September temperature patterns in Choibalsan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Choibalsan, September typically has an average temperature of 13°C (56°F), with highs reaching up to 32°C (90°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec-252541556671655537183
Data source: Temperature data for Choibalsan 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 Choibalsan

In Choibalsan in September, the precipitation amount is 37 mm (1.4 in) over a span of 6 days.

September Precipitation Trends in Choibalsan

The chart displays monthly precipitation patterns in Choibalsan, 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 Choibalsan, September typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec256819418194372174
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Choibalsan

In Choibalsan in September humidity is 71%. With an average temperature of 13°C (56°F), this humidity feels like a damp embrace that can make exploring the area feel a bit stifling and requires light, breathable clothing to remain comfortable while traveling.

September Average Humidity in Choibalsan

This chart illustrates the average monthly humidity levels in Choibalsan, 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 Choibalsan is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%82%54%53%56%54%65%71%71%68%65%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Choibalsan

In Choibalsan in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Choibalsan, you can refer to this Hourly UV Index in Choibalsan.

Maximum UV Index Levels in Choibalsan for September

The chart shows the monthly maximum UV Index (UVI) for Choibalsan 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 Choibalsan typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Choibalsan 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 Choibalsan Compares to Other Months

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

This table compares monthly weather conditions in Choibalsan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-19°C (-1°F)2 mm (0.1 inches)91%low
February Weather-15°C (5°F)5 mm (0.2 inches)82%moderate
March Weather-4°C (25°F)6 mm (0.2 inches)54%moderate
April Weather5°C (42°F)8 mm (0.3 inches)53%high
May Weather13°C (55°F)19 mm (0.8 inches)56%very high
June Weather19°C (67°F)41 mm (1.6 inches)54%very high
July Weather22°C (71°F)81 mm (3.2 inches)65%very high
August Weather18°C (65°F)94 mm (3.7 inches)71%very high
September Weather13°C (56°F)37 mm (1.4 inches)71%high
October Weather3°C (37°F)21 mm (0.8 inches)68%moderate
November Weather-8°C (18°F)7 mm (0.3 inches)65%low
December Weather-16°C (4°F)4 mm (0.1 inches)81%low

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