October Weather in Herlen, Mongolia

Last updated: August 28, 2025

In October, the average temperature in Herlen, Mongolia hovers around 2°C (35°F), with possible extremes ranging from a chilly -11°C (12°F) to a balmy 26°C (79°F). Expect 14 mm (0.5 in) of precipitation spread across 2 days, and a comfortable average humidity of 65%. Perfect for enjoying the seasonal charm!

October Temperature in Herlen

In October in Herlen, the average temperature is 2°C (35°F). Maximum temperatures can reach 26°C (79°F), while the minimum can drop to as low as -11°C (12°F). Be prepared for a wide range of temperatures if you plan to travel during this month.

October Weather in Herlen: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Herlen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Herlen, October typically has an average temperature of 2°C (35°F), with highs reaching up to 26°C (79°F) and lows dropping to around -11°C (12°F).

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

October Precipitation in Herlen

In Herlen in October, the precipitation amount reaches 14 mm (0.5 in) over a span of 2 days.

October Precipitation Trends in Herlen

The chart displays monthly precipitation patterns in Herlen, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Herlen, October typically receives around 14 mm (0.5 inches) of precipitation spread over approximately 2 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Herlen

In Herlen in October, humidity is 65%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill settling in, making outdoor activities less enjoyable and requiring extra layers for comfort while traveling.

October Average Humidity in Herlen

This chart illustrates the average monthly humidity levels in Herlen, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Herlen is approximately 65%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Herlen

In Herlen in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Herlen for better planning.

Maximum UV Index Levels in Herlen for October

The chart shows the monthly maximum UV Index (UVI) for Herlen in October, 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 October, the maximum UV index in Herlen typically reaches 4, which falls under the moderate exposure category.

Data source: Herlen October 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 October Weather in Herlen Compares to Other Months

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

This table compares monthly weather conditions in Herlen, showing how October’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 (0.1 inches)	55%	moderate
April Weather	5°C (41°F)	8 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)	32 mm (1.2 inches)	51%	very high
July Weather	21°C (70°F)	66 mm (2.6 inches)	64%	very high
August Weather	17°C (64°F)	75 mm (2.9 inches)	67%	very high
September Weather	12°C (54°F)	28 mm (1.1 inches)	68%	high
October Weather	2°C (35°F)	14 mm (0.5 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