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September Weather in Mandal, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Mandal, Mongolia hovers around 6°C (43°F). Prepare for a range of temperatures, with a possible minimum of -11°C (12°F) and a maximum of 24°C (75°F). Expect about 43 mm (1.7 in) of precipitation over 8 days, and don’t forget the humidity—it averages a cozy 78%.

September Temperature in Mandal

In September in Mandal, the average temperature is 6°C (43°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -11°C (12°F). Be prepared for a wide range of temperatures when traveling during this month, as you'll experience both cool and slightly warmer days.

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

The chart illustrates September temperature patterns in Mandal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mandal, September typically has an average temperature of 6°C (43°F), with highs reaching up to 24°C (75°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec-8-0173344545753432710-3
Data source: Temperature data for Mandal 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 Mandal

In Mandal in September, the total precipitation amount is 43 mm (1.7 in) over the course of 8 days.

September Precipitation Trends in Mandal

The chart displays monthly precipitation patterns in Mandal, 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 Mandal, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec2412283792136143431962
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mandal

In Mandal in September humidity is 78%. With an average temperature of 6°C (43°F), this humidity feels like a chilly dampness that seeps into your bones, making it essential to dress warmly while exploring the sights.

September Average Humidity in Mandal

This chart illustrates the average monthly humidity levels in Mandal, 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 Mandal is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%89%84%80%71%71%75%74%78%86%94%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mandal

In Mandal in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Mandal, you can refer to this Hourly UV Index in Mandal.

Maximum UV Index Levels in Mandal for September

The chart shows the monthly maximum UV Index (UVI) for Mandal 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 Mandal typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799986521
Data source: Mandal 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 Mandal Compares to Other Months

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

This table compares monthly weather conditions in Mandal, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-22°C (-8°F)2 mm (0.1 inches)94%low
February Weather-18°C (0°F)4 mm (0.2 inches)89%moderate
March Weather-9°C (17°F)11 mm (0.5 inches)84%moderate
April Weather0°C (33°F)28 mm (1.1 inches)80%high
May Weather7°C (44°F)37 mm (1.5 inches)71%very high
June Weather12°C (54°F)92 mm (3.6 inches)71%very high
July Weather14°C (58°F)136 mm (5.4 inches)75%very high
August Weather12°C (54°F)143 mm (5.6 inches)74%very high
September Weather6°C (43°F)43 mm (1.7 inches)78%high
October Weather-3°C (27°F)19 mm (0.8 inches)86%moderate
November Weather-12°C (10°F)6 mm (0.2 inches)94%low
December Weather-20°C (-3°F)2 mm (0.1 inches)96%low

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