September Weather in Javarthushuu, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Javarthushuu, Mongolia hovers around 11°C (52°F), with extremes ranging from a chilly -4°C (25°F) to a warm 29°C (85°F). Expect about 58 mm (2.3 in) of precipitation across 9 days, complemented by a high average humidity of 81%. Whether you're seeking cool breezes or warm sunshine, this month offers a blend of climates to suit every preference!

September Temperature in Javarthushuu

In September in Javarthushuu, the average temperature is 11°C (52°F). Maximums can reach 29°C (85°F), while minimums can drop as low as -4°C (25°F). Be prepared for a wide temperature range when planning your travels during this month.

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

The chart illustrates September temperature patterns in Javarthushuu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Javarthushuu, September typically has an average temperature of 11°C (52°F), with highs reaching up to 29°C (85°F) and lows dropping to around -4°C (25°F).

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

September Precipitation in Javarthushuu

In Javarthushuu in September, the precipitation amount is 58 mm (2.3 in) spread over 9 days.

September Precipitation Trends in Javarthushuu

The chart displays monthly precipitation patterns in Javarthushuu, 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 Javarthushuu, September typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 9 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 Javarthushuu

In Javarthushuu in September humidity is 81%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor excursions quite uncomfortable, causing a muggy heaviness that dampens clothes and leaves travelers longing for dryer weather.

September Average Humidity in Javarthushuu

This chart illustrates the average monthly humidity levels in Javarthushuu, 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 Javarthushuu is approximately 81%, 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 Javarthushuu

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

Maximum UV Index Levels in Javarthushuu for September

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

Data source: Javarthushuu 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 Javarthushuu Compares to Other Months

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

This table compares monthly weather conditions in Javarthushuu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-20°C (-5°F)	2 mm (0.1 inches)	91%	low
February Weather	-17°C (2°F)	7 mm (0.3 inches)	82%	moderate
March Weather	-6°C (22°F)	8 mm (0.3 inches)	66%	moderate
April Weather	4°C (39°F)	14 mm (0.6 inches)	60%	high
May Weather	11°C (52°F)	30 mm (1.2 inches)	66%	very high
June Weather	17°C (63°F)	64 mm (2.5 inches)	64%	very high
July Weather	19°C (67°F)	101 mm (4.0 inches)	75%	very high
August Weather	16°C (62°F)	104 mm (4.1 inches)	77%	very high
September Weather	11°C (52°F)	58 mm (2.3 inches)	81%	high
October Weather	1°C (34°F)	21 mm (0.8 inches)	76%	moderate
November Weather	-9°C (16°F)	6 mm (0.2 inches)	74%	low
December Weather	-17°C (2°F)	3 mm (0.1 inches)	84%	low