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September Weather in Altan Hil, China

Last updated: August 22, 2025

In Altan Hil, China, the average temperature in September is a mild 13°C (55°F). However, temperatures can vary significantly, ranging from a chilly -4°C (25°F) to a warm 31°C (87°F). Expect approximately 31 mm (1.2 in) of precipitation spread over about 5 days, and experience an average humidity of 74%. Prepare accordingly to enjoy your time in this diverse climate!

September Temperature in Altan Hil

In September in Altan Hil, the average temperature is 13°C (55°F). The maximum can reach 31°C (87°F), and the minimum can be as low as -4°C (25°F). This variety in temperature makes it essential for travelers to be prepared for both warm days and chilly nights.

September Weather in Altan Hil: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Altan Hil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Altan Hil, September typically has an average temperature of 13°C (55°F), with highs reaching up to 31°C (87°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec172540546470645537194
Data source: Temperature data for Altan Hil 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 Altan Hil

In Altan Hil in September, the precipitation amount is 31 mm (1.2 in) spread over 5 days.

September Precipitation Trends in Altan Hil

The chart displays monthly precipitation patterns in Altan Hil, 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 Altan Hil, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec3682331285973311793
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Altan Hil

In Altan Hil in September, humidity is 74%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and demanding frequent breaks in shaded areas.

September Average Humidity in Altan Hil

This chart illustrates the average monthly humidity levels in Altan Hil, 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 Altan Hil is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%83%58%53%54%64%71%77%74%69%61%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Altan Hil

In Altan Hil 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 Altan Hil.

Maximum UV Index Levels in Altan Hil for September

The chart shows the monthly maximum UV Index (UVI) for Altan Hil 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 Altan Hil typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2368101010107532
Data source: Altan Hil 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 Altan Hil Compares to Other Months

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

This table compares monthly weather conditions in Altan Hil, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (2°F)3 mm (0.1 inches)93%low
February Weather-14°C (7°F)6 mm (0.2 inches)83%moderate
March Weather-4°C (25°F)8 mm (0.3 inches)58%high
April Weather5°C (41°F)23 mm (0.9 inches)53%very high
May Weather12°C (54°F)31 mm (1.2 inches)54%very high
June Weather18°C (65°F)28 mm (1.1 inches)64%very high
July Weather21°C (71°F)59 mm (2.3 inches)71%very high
August Weather18°C (64°F)73 mm (2.9 inches)77%very high
September Weather13°C (55°F)31 mm (1.2 inches)74%high
October Weather3°C (38°F)17 mm (0.7 inches)69%moderate
November Weather-7°C (19°F)9 mm (0.4 inches)61%moderate
December Weather-16°C (4°F)3 mm (0.1 inches)82%low

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