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September Weather in Lanshan, China

Last updated: August 22, 2025

In September, the average temperature in Lanshan, China is a comfortable 18°C (65°F). Visitors can expect a range, with minimums dipping to 2°C (36°F) and maximums soaring to 29°C (85°F). Throughout the month, 108 mm (4.2 in) of precipitation typically falls over about 10 days, contributing to an average humidity level of 75%.

September Temperature in Lanshan

In September in Lanshan, the average temperature is 18°C (65°F). Maximum temperatures can reach 29°C (85°F), while minimum temperatures can drop to as low as 2°C (36°F). This makes Lanshan an ideal destination for travelers seeking a pleasant climate with a mix of warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Lanshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanshan, September typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (85°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec132037516371787565493318
Data source: Temperature data for Lanshan 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 Lanshan

In Lanshan in September, the precipitation amount is 108 mm (4.2 in) distributed over a duration of 10 days.

September Precipitation Trends in Lanshan

The chart displays monthly precipitation patterns in Lanshan, 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 Lanshan, September typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec714203265938719910853449
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lanshan

In Lanshan in September, humidity is 75%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket that can make outdoor exploration feel a bit stifling, potentially leading to discomfort during travel activities.

September Average Humidity in Lanshan

This chart illustrates the average monthly humidity levels in Lanshan, 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 Lanshan is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%52%53%60%71%79%85%86%75%80%70%58%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lanshan

In Lanshan in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Lanshan.

Maximum UV Index Levels in Lanshan for September

The chart shows the monthly maximum UV Index (UVI) for Lanshan 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 Lanshan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23688101098532
Data source: Lanshan 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 Lanshan Compares to Other Months

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

This table compares monthly weather conditions in Lanshan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)7 mm (0.3 inches)58%low
February Weather-7°C (20°F)14 mm (0.5 inches)52%moderate
March Weather3°C (37°F)20 mm (0.8 inches)53%high
April Weather10°C (51°F)32 mm (1.2 inches)59%very high
May Weather17°C (63°F)65 mm (2.6 inches)70%very high
June Weather22°C (71°F)93 mm (3.7 inches)79%very high
July Weather26°C (79°F)87 mm (3.4 inches)85%very high
August Weather24°C (75°F)199 mm (7.8 inches)86%very high
September Weather18°C (65°F)108 mm (4.2 inches)75%very high
October Weather10°C (49°F)53 mm (2.1 inches)80%moderate
November Weather1°C (34°F)44 mm (1.7 inches)70%moderate
December Weather-8°C (18°F)9 mm (0.4 inches)58%low

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