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September Weather in Argalant, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Argalant, Mongolia hovers around 10°C (51°F). While you may experience minimum temperatures dipping to -7°C (20°F), the maximum can reach up to 30°C (86°F). Expect around 45 mm (1.8 in) of precipitation spread over 8 days, and enjoy an average humidity level of 65% during this time.

September Temperature in Argalant

In September in Argalant, the average temperature is 10°C (51°F). Maximums can reach 30°C (86°F), while minimums can drop as low as -7°C (20°F). Be prepared for a wide range of temperatures during your travels, ensuring you pack accordingly for both warm and chilly weather.

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

The chart illustrates September temperature patterns in Argalant, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Argalant, September typically has an average temperature of 10°C (51°F), with highs reaching up to 30°C (86°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec-54243951636761513315-2
Data source: Temperature data for Argalant 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.

September Precipitation in Argalant

In Argalant in September, the precipitation amount is 45 mm (1.8 in) over the course of 8 days.

September Precipitation Trends in Argalant

The chart displays monthly precipitation patterns in Argalant, 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 Argalant, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec2561622456579451992
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Argalant

In Argalant in September, humidity is 65%. With an average temperature of 10°C (51°F), this humidity feels like a chilly embrace that can make outdoor activities slightly uncomfortable, adding a dampness to the air that clings to your skin and requires a light jacket to stay cozy while exploring.

September Average Humidity in Argalant

This chart illustrates the average monthly humidity levels in Argalant, 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 Argalant is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%84%64%59%50%55%57%58%65%65%67%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Argalant

In Argalant 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 Argalant.

Maximum UV Index Levels in Argalant for September

The chart shows the monthly maximum UV Index (UVI) for Argalant 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 Argalant typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799997432
Data source: Argalant 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 Argalant Compares to Other Months

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

This table compares monthly weather conditions in Argalant, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-5°F)2 mm (0.1 inches)92%low
February Weather-16°C (4°F)5 mm (0.2 inches)84%moderate
March Weather-5°C (24°F)6 mm (0.2 inches)64%moderate
April Weather4°C (39°F)16 mm (0.6 inches)59%high
May Weather11°C (52°F)22 mm (0.9 inches)50%very high
June Weather17°C (63°F)45 mm (1.8 inches)55%very high
July Weather19°C (67°F)65 mm (2.6 inches)57%very high
August Weather16°C (61°F)79 mm (3.1 inches)58%very high
September Weather10°C (51°F)45 mm (1.8 inches)65%high
October Weather1°C (34°F)19 mm (0.7 inches)65%moderate
November Weather-9°C (16°F)9 mm (0.3 inches)67%moderate
December Weather-19°C (-1°F)2 mm (0.1 inches)89%low

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