September Weather in Holboo, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Holboo, Mongolia hovers around 11°C (51°F). Expect a minimum chill of -8°C (18°F) and a maximum warmth of 29°C (84°F). During this period, precipitation tends to be light, with approximately 14 mm (0.5 in) spread over 3 days. Additionally, the air feels quite humid, with an average humidity level of 71%.

September Temperature in Holboo

In September in Holboo, the average temperature is 11°C (51°F). The maximum can reach 29°C (84°F), and the minimum can be as low as -8°C (18°F). This unpredictable climate invites travelers to pack layers for a versatile experience during their visit.

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

The chart illustrates September temperature patterns in Holboo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holboo, September typically has an average temperature of 11°C (51°F), with highs reaching up to 29°C (84°F) and lows dropping to around -8°C (18°F).

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

September Precipitation in Holboo

In Holboo in September, the precipitation amount is 14 mm (0.5 in) over the course of 3 days.

September Precipitation Trends in Holboo

The chart displays monthly precipitation patterns in Holboo, 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 Holboo, September typically receives around 14 mm (0.5 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Holboo

In Holboo in September, humidity is 71%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making outdoor exploration uncomfortable and necessitating layering to stay warm and dry.

September Average Humidity in Holboo

This chart illustrates the average monthly humidity levels in Holboo, 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 Holboo is approximately 71%, 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 Holboo

In Holboo 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 Holboo.

Maximum UV Index Levels in Holboo for September

The chart shows the monthly maximum UV Index (UVI) for Holboo 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 Holboo typically reaches 7, which falls under the high exposure category.

Data source: Holboo 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 Holboo Compares to Other Months

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

This table compares monthly weather conditions in Holboo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-23°C (-9°F)	2 mm (0.1 inches)	95%	low
February Weather	-18°C (-1°F)	4 mm (0.1 inches)	90%	moderate
March Weather	-8°C (18°F)	6 mm (0.3 inches)	84%	moderate
April Weather	4°C (39°F)	9 mm (0.4 inches)	76%	high
May Weather	12°C (53°F)	18 mm (0.7 inches)	63%	very high
June Weather	18°C (64°F)	18 mm (0.7 inches)	60%	very high
July Weather	19°C (67°F)	44 mm (1.7 inches)	65%	very high
August Weather	17°C (62°F)	43 mm (1.7 inches)	67%	very high
September Weather	11°C (51°F)	14 mm (0.5 inches)	71%	high
October Weather	0°C (33°F)	12 mm (0.5 inches)	80%	moderate
November Weather	-13°C (10°F)	6 mm (0.2 inches)	92%	low
December Weather	-23°C (-9°F)	4 mm (0.1 inches)	96%	low