September Weather in Tsetserleg, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Tsetserleg, Mongolia is a brisk 10°C (49°F). Temperatures can dip as low as -9°C (16°F) or soar up to 29°C (85°F). Expect about 40 mm (1.6 in) of precipitation spread over approximately 6 days, with an average humidity level of 68%. Perfect for those who enjoy a mix of cool weather and occasional rain!

September Temperature in Tsetserleg

In September in Tsetserleg, the average temperature is 10°C (49°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as -9°C (16°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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 10°C (49°F), with highs reaching up to 29°C (85°F) and lows dropping to around -9°C (16°F).

Data source: Temperature data for Tsetserleg generated using information from the Copernicus Climate Change Service.

September Precipitation in Tsetserleg

In Tsetserleg in September, the precipitation amount is 40 mm (1.6 in) over the course of 6 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 40 mm (1.6 inches) of precipitation spread over approximately 6 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Tsetserleg

In Tsetserleg in September humidity is 68%. With an average temperature of 10°C (49°F), this humidity feels like a damp chill that settles in your bones, making outdoor activities less enjoyable and prompting travelers to seek cozy indoor spaces or warm beverages to combat the cool air.

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 68%, offering insight into how humid the weather typically is during this month.

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 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 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 7, which falls under the high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-18°C (0°F)	4 mm (0.1 inches)	89%	low
February Weather	-14°C (7°F)	8 mm (0.3 inches)	81%	moderate
March Weather	-4°C (24°F)	12 mm (0.5 inches)	72%	moderate
April Weather	3°C (38°F)	25 mm (1.0 inches)	69%	high
May Weather	10°C (50°F)	32 mm (1.2 inches)	54%	very high
June Weather	16°C (60°F)	55 mm (2.2 inches)	60%	very high
July Weather	17°C (63°F)	100 mm (3.9 inches)	64%	very high
August Weather	15°C (59°F)	94 mm (3.7 inches)	65%	very high
September Weather	10°C (49°F)	40 mm (1.6 inches)	68%	high
October Weather	0°C (33°F)	19 mm (0.7 inches)	68%	high
November Weather	-8°C (17°F)	10 mm (0.4 inches)	75%	low
December Weather	-15°C (5°F)	4 mm (0.2 inches)	89%	low