September Weather in Thuan Nam, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Thuan Nam, Vietnam hovers around 28°C (82°F), with lows of 25°C (77°F) and highs reaching up to 32°C (91°F). Expect approximately 181 mm (7.1 in) of precipitation over 24 days, contributing to a cozy average humidity of 87%. Perfect weather for those who enjoy a warm and slightly wet climate!

September Temperature in Thuan Nam

In September in Thuan Nam, the average temperature is 28°C (82°F), with maximums reaching 32°C (91°F) and minimums dropping to as low as 25°C (77°F). This pleasant climate makes Thuan Nam an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

September Weather in Thuan Nam: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Thuan Nam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thuan Nam, September typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (91°F) and lows dropping to around 25°C (77°F).

Data source: Temperature data for Thuan Nam generated using information from the Copernicus Climate Change Service.

September Precipitation in Thuan Nam

In Thuan Nam in September, the precipitation amount is 181 mm (7.1 in) spread over 24 days.

September Precipitation Trends in Thuan Nam

The chart displays monthly precipitation patterns in Thuan Nam, 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 Thuan Nam, September typically receives around 181 mm (7.1 inches) of precipitation spread over approximately 24 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Thuan Nam

In Thuan Nam in September humidity is 87%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket wrapping around you, making travel challenging as you navigate the air's heavy moisture.

September Average Humidity in Thuan Nam

This chart illustrates the average monthly humidity levels in Thuan Nam, 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 Thuan Nam is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Thuan Nam

In Thuan Nam 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 Thuan Nam, you can check here.

Maximum UV Index Levels in Thuan Nam for September

The chart shows the monthly maximum UV Index (UVI) for Thuan Nam 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 Thuan Nam typically reaches 14, which falls under the extreme exposure category.

Data source: Thuan Nam 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 Thuan Nam Compares to Other Months

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

This table compares monthly weather conditions in Thuan Nam, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	27 mm (1.1 inches)	82%	extreme
February Weather	26°C (79°F)	5 mm (0.2 inches)	79%	extreme
March Weather	27°C (81°F)	5 mm (0.2 inches)	78%	extreme
April Weather	28°C (83°F)	32 mm (1.3 inches)	76%	extreme
May Weather	29°C (84°F)	143 mm (5.6 inches)	78%	extreme
June Weather	28°C (83°F)	165 mm (6.5 inches)	84%	extreme
July Weather	28°C (82°F)	163 mm (6.4 inches)	86%	extreme
August Weather	28°C (82°F)	181 mm (7.1 inches)	87%	extreme
September Weather	28°C (82°F)	181 mm (7.1 inches)	87%	extreme
October Weather	28°C (82°F)	192 mm (7.6 inches)	86%	extreme
November Weather	27°C (82°F)	130 mm (5.1 inches)	89%	extreme
December Weather	27°C (80°F)	61 mm (2.4 inches)	88%	very high