September Weather in Undurkhaan, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Undurkhaan, Mongolia hovers around 12°C (54°F), making it a pleasant time to explore the area. However, be prepared for a range of temperatures; it can drop as low as -6°C (21°F) or soar to a warm 30°C (87°F). With an average precipitation of 29 mm (1.1 in) spread over 5 days, and humidity levels around 68%, it's wise to pack accordingly for both sun and occasional rain. Enjoy your visit!

September Temperature in Undurkhaan

In September in Undurkhaan, the average temperature is 12°C (54°F). The maximum can reach 30°C (87°F), while the minimum can be as low as -6°C (21°F). Be prepared for a wide range of temperatures when traveling this month, and pack accordingly!

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

The chart illustrates September temperature patterns in Undurkhaan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Undurkhaan, September typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -6°C (21°F).

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

September Precipitation in Undurkhaan

In Undurkhaan in September, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.

September Precipitation Trends in Undurkhaan

The chart displays monthly precipitation patterns in Undurkhaan, 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 Undurkhaan, September typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 5 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 Undurkhaan

In Undurkhaan in September, humidity is 68%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that can make exploring the area a bit uncomfortable, often requiring warm layers to stay cozy while sightseeing.

September Average Humidity in Undurkhaan

This chart illustrates the average monthly humidity levels in Undurkhaan, 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 Undurkhaan 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 Undurkhaan

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

Maximum UV Index Levels in Undurkhaan for September

The chart shows the monthly maximum UV Index (UVI) for Undurkhaan 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 Undurkhaan typically reaches 6, which falls under the high exposure category.

Data source: Undurkhaan 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 Undurkhaan Compares to Other Months

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

This table compares monthly weather conditions in Undurkhaan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-21°C (-6°F)	2 mm (0.1 inches)	85%	low
February Weather	-17°C (2°F)	3 mm (0.1 inches)	75%	moderate
March Weather	-4°C (25°F)	4 mm (0.2 inches)	55%	moderate
April Weather	5°C (41°F)	9 mm (0.3 inches)	54%	high
May Weather	12°C (54°F)	19 mm (0.7 inches)	52%	very high
June Weather	19°C (66°F)	34 mm (1.3 inches)	51%	very high
July Weather	21°C (70°F)	69 mm (2.7 inches)	64%	very high
August Weather	17°C (63°F)	76 mm (3.0 inches)	67%	very high
September Weather	12°C (54°F)	29 mm (1.1 inches)	68%	high
October Weather	2°C (35°F)	14 mm (0.6 inches)	65%	moderate
November Weather	-9°C (15°F)	9 mm (0.3 inches)	63%	low
December Weather	-19°C (-2°F)	3 mm (0.1 inches)	80%	low