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September Weather in Arou, China

Last updated: August 22, 2025

In September, the average temperature in Arou, China hovers around 4°C (39°F). You can expect a minimum of -10°C (14°F) and a maximum of 16°C (62°F). This month brings about 104 mm (4.1 in) of precipitation spread over 19 days, contributing to a notably high average humidity of 82%.

September Temperature in Arou

In September in Arou, the average temperature is 4°C (39°F), with maximums reaching up to 16°C (62°F) and minimums plummeting as low as -10°C (14°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly and mild conditions.

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

The chart illustrates September temperature patterns in Arou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arou, September typically has an average temperature of 4°C (39°F), with highs reaching up to 16°C (62°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec15172634424846392392
Data source: Temperature data for Arou 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 Arou

In Arou in September, the precipitation amount is 104 mm (4.1 in) over the course of 19 days.

September Precipitation Trends in Arou

The chart displays monthly precipitation patterns in Arou, 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 Arou, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec81020446611511814810447104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Arou

In Arou in September, humidity is 82%. With an average temperature of 4°C (39°F), this humidity feels like a chill that seeps into your bones, making it uncomfortable for traveling as you find yourself bundled up, yet still damp and cold.

September Average Humidity in Arou

This chart illustrates the average monthly humidity levels in Arou, 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 Arou is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%80%81%78%71%77%77%82%82%85%80%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Arou

In Arou in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Arou.

Maximum UV Index Levels in Arou for September

The chart shows the monthly maximum UV Index (UVI) for Arou 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 Arou typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4611121518161311953
Data source: Arou 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 Arou Compares to Other Months

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

This table compares monthly weather conditions in Arou, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (1°F)8 mm (0.3 inches)74%moderate
February Weather-15°C (6°F)9 mm (0.4 inches)80%high
March Weather-8°C (17°F)20 mm (0.8 inches)81%extreme
April Weather-3°C (26°F)44 mm (1.7 inches)78%extreme
May Weather1°C (35°F)66 mm (2.6 inches)71%extreme
June Weather6°C (42°F)115 mm (4.5 inches)77%extreme
July Weather9°C (48°F)118 mm (4.7 inches)77%extreme
August Weather8°C (46°F)148 mm (5.8 inches)82%extreme
September Weather4°C (39°F)104 mm (4.1 inches)82%extreme
October Weather-5°C (24°F)47 mm (1.9 inches)85%very high
November Weather-13°C (9°F)10 mm (0.4 inches)79%moderate
December Weather-17°C (2°F)4 mm (0.2 inches)71%moderate

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