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October Weather in Undur Sume, Mongolia

Last updated: August 28, 2025

In October, the average temperature in Undur Sume, Mongolia hovers around -2°C (28°F), with extremes ranging from a frigid -19°C (-2°F) to a surprisingly warm 18°C (64°F). During this month, expect approximately 29 mm (1.1 in) of precipitation spread over 6 days, contributing to a relatively high average humidity of 86%.

October Temperature in Undur Sume

In October in Undur Sume, the average temperature is -2°C (28°F). The maximum can reach 18°C (64°F) and the minimum can be as low as -19°C (-2°F). Be prepared for a wide range of temperatures when traveling to Undur Sume during this month.

October Weather in Undur Sume: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Undur Sume, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Undur Sume, October typically has an average temperature of -2°C (28°F), with highs reaching up to 18°C (64°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec-9-2163445555955452810-4
Data source: Temperature data for Undur Sume generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Undur Sume

In Undur Sume in October, the precipitation amount is 29 mm (1.1 in) over the course of 6 days.

October Precipitation Trends in Undur Sume

The chart displays monthly precipitation patterns in Undur Sume, 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 Undur Sume, October typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec23132839891321474829112
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Undur Sume

In Undur Sume in October, humidity is 86%. With an average temperature of -2°C (28°F), this humidity feels like a dense fog wrapping around you, making it feel even colder and creating an uncomfortable chill that can dampen any plans for outdoor exploration.

October Average Humidity in Undur Sume

This chart illustrates the average monthly humidity levels in Undur Sume, 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 Undur Sume is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%85%79%78%78%79%81%82%85%86%88%95%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Undur Sume

In Undur Sume in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Undur Sume.

Maximum UV Index Levels in Undur Sume for October

The chart shows the monthly maximum UV Index (UVI) for Undur Sume 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 Undur Sume typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986521
Data source: Undur Sume 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 Undur Sume Compares to Other Months

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

This table compares monthly weather conditions in Undur Sume, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-23°C (-9°F)2 mm (0.1 inches)93%low
February Weather-19°C (-2°F)3 mm (0.1 inches)85%moderate
March Weather-9°C (16°F)13 mm (0.5 inches)78%moderate
April Weather1°C (34°F)28 mm (1.1 inches)78%high
May Weather7°C (45°F)39 mm (1.5 inches)78%very high
June Weather13°C (55°F)89 mm (3.5 inches)79%very high
July Weather15°C (59°F)132 mm (5.2 inches)81%very high
August Weather13°C (56°F)147 mm (5.8 inches)82%very high
September Weather7°C (45°F)47 mm (1.9 inches)85%high
October Weather-2°C (28°F)29 mm (1.1 inches)86%moderate
November Weather-12°C (11°F)11 mm (0.4 inches)88%low
December Weather-20°C (-4°F)1 mm (0.1 inches)95%low

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