May Weather in Ongi, Mongolia

Last updated: August 28, 2025

In Ongi, Mongolia, the average temperature in May hovers around 14°C (58°F). However, you can experience a spectrum of weather with minimums plunging to -6°C (21°F) and maximums soaring to 34°C (93°F). During this month, expect a slight drizzle, with an average precipitation of 7 mm (0.3 in) over just 1 day. The atmosphere remains relatively dry, featuring an average humidity of 36%.

May Temperature in Ongi

In May in Ongi, the average temperature is 14°C (58°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as -6°C (21°F). Be prepared for a wide range of temperatures during your travels, ensuring you pack accordingly for both warm and chilly conditions.

May Weather in Ongi: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ongi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ongi, May typically has an average temperature of 14°C (58°F), with highs reaching up to 34°C (93°F) and lows dropping to around -6°C (21°F).

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

May Precipitation in Ongi

In Ongi in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Ongi

The chart displays monthly precipitation patterns in Ongi, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Ongi, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Ongi

In Ongi in May humidity is 36%. With an average temperature of 14°C (58°F), this humidity feels like a refreshing breeze on your skin, making it comfortable for exploring outdoor attractions and enjoying leisurely walks without feeling sticky or overheated.

May Average Humidity in Ongi

This chart illustrates the average monthly humidity levels in Ongi, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Ongi is approximately 36%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Ongi

In Ongi in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Ongi.

Maximum UV Index Levels in Ongi for May

The chart shows the monthly maximum UV Index (UVI) for Ongi in May, 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 May, the maximum UV index in Ongi typically reaches 10, which falls under the very high exposure category.

Data source: Ongi May 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 May Weather in Ongi Compares to Other Months

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

This table compares monthly weather conditions in Ongi, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-16°C (3°F)	2 mm (0.1 inches)	77%	low
February Weather	-12°C (11°F)	3 mm (0.1 inches)	65%	moderate
March Weather	-1°C (30°F)	8 mm (0.3 inches)	46%	moderate
April Weather	8°C (46°F)	7 mm (0.3 inches)	46%	very high
May Weather	14°C (58°F)	7 mm (0.3 inches)	36%	very high
June Weather	21°C (70°F)	8 mm (0.3 inches)	40%	very high
July Weather	23°C (73°F)	39 mm (1.6 inches)	41%	very high
August Weather	20°C (68°F)	32 mm (1.2 inches)	43%	very high
September Weather	15°C (59°F)	13 mm (0.5 inches)	45%	high
October Weather	4°C (39°F)	4 mm (0.1 inches)	49%	moderate
November Weather	-6°C (21°F)	2 mm (0.1 inches)	55%	moderate
December Weather	-15°C (5°F)	2 mm (0.1 inches)	78%	low