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September Weather in Ulaanhad, Mongolia

Last updated: August 28, 2025

In September, the average temperature in Ulaanhad, Mongolia hovers around 11°C (53°F), with fluctuations ranging from a chilly -7°C (20°F) to a warm 32°C (90°F). Expect 38 mm (1.5 in) of precipitation over the course of 7 days, while the average humidity maintains a comfortable 65%.

September Temperature in Ulaanhad

In September in Ulaanhad, the average temperature is 11°C (53°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop as low as -7°C (20°F). Be prepared for a wide range of weather conditions when traveling during this time.

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

The chart illustrates September temperature patterns in Ulaanhad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulaanhad, September typically has an average temperature of 11°C (53°F), with highs reaching up to 32°C (90°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec-64254154656963533517-2
Data source: Temperature data for Ulaanhad 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 Ulaanhad

In Ulaanhad in September, the precipitation amount is 38 mm (1.5 in) over the course of 7 days.

September Precipitation Trends in Ulaanhad

The chart displays monthly precipitation patterns in Ulaanhad, 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 Ulaanhad, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec2451416405071381692
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ulaanhad

In Ulaanhad in September humidity is 65%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that can make outdoor activities somewhat uncomfortable, so travelers should be prepared with light layers and possibly a waterproof jacket to stay cozy while exploring.

September Average Humidity in Ulaanhad

This chart illustrates the average monthly humidity levels in Ulaanhad, 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 Ulaanhad 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 Ulaanhad

In Ulaanhad 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 Ulaanhad.

Maximum UV Index Levels in Ulaanhad for September

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

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

This table compares monthly weather conditions in Ulaanhad, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-6°F)1 mm (0.1 inches)92%low
February Weather-16°C (4°F)4 mm (0.2 inches)84%moderate
March Weather-4°C (25°F)5 mm (0.2 inches)64%moderate
April Weather5°C (41°F)14 mm (0.6 inches)59%high
May Weather12°C (54°F)16 mm (0.6 inches)50%very high
June Weather19°C (66°F)40 mm (1.6 inches)55%very high
July Weather21°C (69°F)50 mm (2.0 inches)57%very high
August Weather17°C (63°F)71 mm (2.8 inches)58%very high
September Weather11°C (53°F)38 mm (1.5 inches)65%high
October Weather1°C (35°F)15 mm (0.6 inches)65%moderate
November Weather-9°C (17°F)8 mm (0.3 inches)67%moderate
December Weather-19°C (-2°F)2 mm (0.1 inches)89%low

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