August Weather in Onon, Mongolia

Last updated: August 28, 2025

In August, the average temperature in Onon, Mongolia hovers around 16°C (61°F), with temperatures ranging from a brisk -1°C (31°F) to a warm 30°C (87°F). Expect about 95 mm (3.7 in) of precipitation over the course of 12 days, contributing to an average humidity level of 79%. Embrace the season's variability as you enjoy all that this destination has to offer!

August Temperature in Onon

In August in Onon, the average temperature is 16°C (61°F). Maximums can reach 30°C (87°F), and minimums can be as low as -1°C (31°F). Be prepared for a diverse range of temperatures and pack accordingly for your travels!

August Weather in Onon: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Onon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onon, August typically has an average temperature of 16°C (61°F), with highs reaching up to 30°C (87°F) and lows dropping to around -1°C (31°F).

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

August Precipitation in Onon

In Onon in August, the precipitation amount is 95 mm (3.7 in) over the course of 12 days.

August Precipitation Trends in Onon

The chart displays monthly precipitation patterns in Onon, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Onon, August typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Onon

In Onon in August humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.

August Average Humidity in Onon

This chart illustrates the average monthly humidity levels in Onon, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Onon is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Onon

In Onon in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Onon.

Maximum UV Index Levels in Onon for August

The chart shows the monthly maximum UV Index (UVI) for Onon in August, 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 August, the maximum UV index in Onon typically reaches 8, which falls under the very high exposure category.

Data source: Onon August 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 August Weather in Onon Compares to Other Months

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

This table compares monthly weather conditions in Onon, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-22°C (-7°F)	2 mm (0.1 inches)	92%	low
February Weather	-18°C (0°F)	5 mm (0.2 inches)	86%	moderate
March Weather	-6°C (22°F)	6 mm (0.2 inches)	72%	moderate
April Weather	4°C (39°F)	16 mm (0.6 inches)	67%	high
May Weather	10°C (51°F)	35 mm (1.4 inches)	69%	very high
June Weather	17°C (63°F)	71 mm (2.8 inches)	67%	very high
July Weather	19°C (66°F)	118 mm (4.6 inches)	79%	very high
August Weather	16°C (61°F)	95 mm (3.7 inches)	79%	very high
September Weather	10°C (51°F)	42 mm (1.6 inches)	82%	high
October Weather	0°C (33°F)	20 mm (0.8 inches)	79%	moderate
November Weather	-10°C (14°F)	7 mm (0.3 inches)	81%	moderate
December Weather	-19°C (-2°F)	4 mm (0.1 inches)	90%	low