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September Weather in Tsetserleg, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Tsetserleg, Mongolia hovers around 7°C (45°F), with fluctuations that can see the mercury dip as low as -12°C (11°F) or rise to a pleasant 25°C (77°F). The region experiences 41 mm (1.6 in) of precipitation spread over 8 days, contributing to an average humidity level of 65%. Whether you prefer cooler or warmer days, Tsetserleg offers a dynamic climate to explore!

September Temperature in Tsetserleg

In September in Tsetserleg, the average temperature is 7°C (45°F). Maximums can reach 25°C (77°F), and minimums can be as low as -12°C (11°F). Be sure to pack layers to prepare for a wide range of temperatures while traveling!

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

The chart illustrates September temperature patterns in Tsetserleg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tsetserleg, September typically has an average temperature of 7°C (45°F), with highs reaching up to 25°C (77°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec-9-115314556595545278-6
Data source: Temperature data for Tsetserleg 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 Tsetserleg

In Tsetserleg in September, the total precipitation amount is 41 mm (1.6 in) occurring over the course of 8 days.

September Precipitation Trends in Tsetserleg

The chart displays monthly precipitation patterns in Tsetserleg, 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 Tsetserleg, September typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec34111835671171074122115
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tsetserleg

In Tsetserleg in September humidity is 65%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that can make outdoor adventures less enjoyable, causing clothes to cling uncomfortably and creating a sense of heaviness in the air, which may lead travelers to seek indoor activities or warm shelters.

September Average Humidity in Tsetserleg

This chart illustrates the average monthly humidity levels in Tsetserleg, 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 Tsetserleg is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%80%63%52%52%58%63%66%69%77%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tsetserleg

In Tsetserleg 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 Tsetserleg, you can refer to this Hourly UV Index in Tsetserleg.

Maximum UV Index Levels in Tsetserleg for September

The chart shows the monthly maximum UV Index (UVI) for Tsetserleg 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 Tsetserleg typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799986421
Data source: Tsetserleg 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 Tsetserleg Compares to Other Months

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

This table compares monthly weather conditions in Tsetserleg, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-23°C (-8°F)3 mm (0.1 inches)92%low
February Weather-18°C (-1°F)4 mm (0.2 inches)89%moderate
March Weather-10°C (15°F)11 mm (0.4 inches)80%moderate
April Weather0°C (32°F)18 mm (0.7 inches)63%high
May Weather7°C (45°F)35 mm (1.4 inches)52%very high
June Weather13°C (56°F)67 mm (2.6 inches)52%very high
July Weather15°C (60°F)117 mm (4.6 inches)58%very high
August Weather13°C (56°F)107 mm (4.2 inches)63%very high
September Weather7°C (45°F)41 mm (1.6 inches)65%high
October Weather-3°C (27°F)22 mm (0.9 inches)69%moderate
November Weather-14°C (8°F)10 mm (0.4 inches)77%low
December Weather-21°C (-6°F)5 mm (0.2 inches)90%low

Compare Tsetserleg's Climate with Cities Worldwide