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September Weather in Cho Lau, Vietnam

Last updated: August 28, 2025

In Cho Lau, Vietnam, the average temperature in September is a warm 27°C (81°F), with a comfortable minimum of 23°C (73°F) and a sizzling maximum reaching 35°C (95°F). Expect 191 mm (7.5 inches) of precipitation spread over 24 days, contributing to an average humidity of 87%. Embrace the tropical vibes and prepare for some wet days!

September Temperature in Cho Lau

In September in Cho Lau, the average temperature is 27°C (81°F), with a maximum that can reach 35°C (95°F) and a minimum that can drop to 23°C (73°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing.

September Weather in Cho Lau: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Cho Lau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cho Lau, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec777780818282818180807978
Data source: Temperature data for Cho Lau 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 Cho Lau

In Cho Lau in September, the precipitation amount is 191 mm (7.5 in) spread over 24 days.

September Precipitation Trends in Cho Lau

The chart displays monthly precipitation patterns in Cho Lau, 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 Cho Lau, September typically receives around 191 mm (7.5 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec325103713511211013319120816749
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cho Lau

In Cho Lau in September, humidity is 87%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making traveling feel heavy and exhausting.

September Average Humidity in Cho Lau

This chart illustrates the average monthly humidity levels in Cho Lau, 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 Cho Lau is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%78%76%78%84%86%87%87%86%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cho Lau

In Cho Lau in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Cho Lau, you can check here.

Maximum UV Index Levels in Cho Lau for September

The chart shows the monthly maximum UV Index (UVI) for Cho Lau 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 Cho Lau typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111416151513141514131210
Data source: Cho Lau 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 Cho Lau Compares to Other Months

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

This table compares monthly weather conditions in Cho Lau, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)31 mm (1.2 inches)82%extreme
February Weather25°C (78°F)5 mm (0.2 inches)79%extreme
March Weather26°C (80°F)10 mm (0.4 inches)78%extreme
April Weather27°C (82°F)37 mm (1.5 inches)76%extreme
May Weather28°C (82°F)135 mm (5.3 inches)78%extreme
June Weather28°C (82°F)112 mm (4.4 inches)84%extreme
July Weather27°C (82°F)110 mm (4.3 inches)86%extreme
August Weather27°C (82°F)133 mm (5.3 inches)87%extreme
September Weather27°C (81°F)191 mm (7.5 inches)87%extreme
October Weather27°C (80°F)208 mm (8.2 inches)86%extreme
November Weather26°C (79°F)167 mm (6.6 inches)89%extreme
December Weather25°C (78°F)49 mm (1.9 inches)88%very high

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