September Weather in Hulstay, Mongolia

Last updated: August 28, 2025

In Hulstay, Mongolia, the average temperature in September is a comfortable 13°C (55°F). However, temperatures can fluctuate significantly, with a minimum of -4°C (25°F) and a maximum soaring to 32°C (89°F). Expect some rain, as the region sees about 38 mm (1.5 in) of precipitation over 6 days. Coupled with an average humidity of 81%, this month offers a unique blend of weather conditions to experience.

September Temperature in Hulstay

In September in Hulstay, the average temperature is 13°C (55°F), with maximums reaching 32°C (89°F) and minimums dipping as low as -4°C (25°F). This range makes it essential for travelers to pack versatile clothing to accommodate both warm afternoons and chilly evenings.

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

The chart illustrates September temperature patterns in Hulstay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hulstay, September typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (89°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec-332441556771655536183
Data source: Temperature data for Hulstay 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 Hulstay

In Hulstay in September, the total precipitation amount is 38 mm (1.5 in) spread over 6 days.

September Precipitation Trends in Hulstay

The chart displays monthly precipitation patterns in Hulstay, 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 Hulstay, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec2679224897106382253
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hulstay

In Hulstay in September, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

September Average Humidity in Hulstay

This chart illustrates the average monthly humidity levels in Hulstay, 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 Hulstay is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%82%67%60%66%64%75%77%81%76%74%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hulstay

In Hulstay 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 Hulstay, you can refer to this Hourly UV Index in Hulstay.

Maximum UV Index Levels in Hulstay for September

The chart shows the monthly maximum UV Index (UVI) for Hulstay 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 Hulstay typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Hulstay 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 Hulstay Compares to Other Months

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

This table compares monthly weather conditions in Hulstay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-19°C (-3°F)2 mm (0.1 inches)91%low
February Weather-16°C (4°F)6 mm (0.2 inches)82%moderate
March Weather-5°C (24°F)7 mm (0.3 inches)66%moderate
April Weather5°C (41°F)9 mm (0.4 inches)60%high
May Weather13°C (55°F)22 mm (0.9 inches)66%very high
June Weather19°C (67°F)48 mm (1.9 inches)64%very high
July Weather22°C (71°F)97 mm (3.8 inches)75%very high
August Weather18°C (65°F)106 mm (4.2 inches)77%very high
September Weather13°C (55°F)38 mm (1.5 inches)81%high
October Weather2°C (36°F)22 mm (0.9 inches)76%moderate
November Weather-8°C (18°F)5 mm (0.2 inches)74%low
December Weather-16°C (3°F)3 mm (0.1 inches)84%low

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