September Weather in Xuan Mai, Vietnam

Last updated: August 28, 2025

In Xuan Mai, Vietnam, the average temperature in September is a warm 28°C (83°F). Expect a minimum of 22°C (71°F) and a maximum reaching up to 36°C (97°F). During this month, anticipate precipitation totaling 237 mm (9.3 in) spread across 20 days, with the air feeling quite humid at an average humidity level of 82%.

September Temperature in Xuan Mai

In September in Xuan Mai, the average temperature is 28°C (83°F), with maximums reaching 36°C (97°F) and minimums dipping as low as 22°C (71°F). This pleasant weather makes it an ideal time for travelers looking to enjoy warm, sunny days while exploring the area.

September Weather in Xuan Mai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Xuan Mai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xuan Mai, September typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (97°F) and lows dropping to around 22°C (71°F).

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

September Precipitation in Xuan Mai

In Xuan Mai in September, the total precipitation amount is 237 mm (9.3 in) over the course of 20 days.

September Precipitation Trends in Xuan Mai

The chart displays monthly precipitation patterns in Xuan Mai, 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 Xuan Mai, September typically receives around 237 mm (9.3 inches) of precipitation spread over approximately 20 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Xuan Mai

In Xuan Mai in September, humidity is 82%. With an average temperature of 28°C (83°F), this humidity feels like stepping into a warm, damp embrace, which can make traveling feel heavy and exhausting, as every movement can be met with a sticky veil of moisture that clings to the skin.

September Average Humidity in Xuan Mai

This chart illustrates the average monthly humidity levels in Xuan Mai, 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 Xuan Mai is approximately 82%, 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 Xuan Mai

In Xuan Mai in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Xuan Mai.

Maximum UV Index Levels in Xuan Mai for September

The chart shows the monthly maximum UV Index (UVI) for Xuan Mai 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 Xuan Mai typically reaches 13, which falls under the extreme exposure category.

Data source: Xuan Mai 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 Xuan Mai Compares to Other Months

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

This table compares monthly weather conditions in Xuan Mai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (64°F)	55 mm (2.1 inches)	66%	very high
February Weather	18°C (65°F)	38 mm (1.5 inches)	71%	very high
March Weather	22°C (72°F)	64 mm (2.5 inches)	69%	extreme
April Weather	24°C (76°F)	169 mm (6.7 inches)	64%	extreme
May Weather	28°C (82°F)	186 mm (7.3 inches)	73%	extreme
June Weather	30°C (86°F)	241 mm (9.5 inches)	81%	extreme
July Weather	29°C (85°F)	283 mm (11.2 inches)	90%	extreme
August Weather	29°C (84°F)	402 mm (15.8 inches)	89%	extreme
September Weather	28°C (83°F)	237 mm (9.3 inches)	82%	extreme
October Weather	25°C (77°F)	295 mm (11.6 inches)	77%	extreme
November Weather	22°C (72°F)	54 mm (2.1 inches)	72%	very high
December Weather	18°C (65°F)	42 mm (1.7 inches)	71%	high