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September Weather in Thach Ha, Vietnam

Last updated: August 28, 2025

In Thach Ha, Vietnam, the average temperature in September reaches a warm 28°C (83°F). However, temperatures can vary significantly, with a minimum of 21°C (71°F) and a maximum soaring to 36°C (98°F). During this month, expect about 338 mm (13.3 in) of precipitation spread over 19 days, while the average humidity hovers around a muggy 84%.

September Temperature in Thach Ha

In September in Thach Ha, the average temperature is 28°C (83°F). Maximums can reach 36°C (98°F), and minimums can be as low as 21°C (71°F). This climate makes Thach Ha an ideal destination for travelers seeking warm and pleasant weather.

September Weather in Thach Ha: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Thach Ha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thach Ha, September typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (98°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec666774778387868582767266
Data source: Temperature data for Thach Ha 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 Thach Ha

In Thach Ha in September, the total precipitation amount is 338 mm (13.3 in) over the course of 19 days.

September Precipitation Trends in Thach Ha

The chart displays monthly precipitation patterns in Thach Ha, 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 Thach Ha, September typically receives around 338 mm (13.3 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec878613218920587287197338651213166
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Thach Ha

In Thach Ha in September, humidity is 84%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and the air almost stifling for traveling.

September Average Humidity in Thach Ha

This chart illustrates the average monthly humidity levels in Thach Ha, 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 Thach Ha is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%77%74%70%78%82%90%90%84%81%78%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Thach Ha

In Thach Ha 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 Thach Ha, you can check here.

Maximum UV Index Levels in Thach Ha for September

The chart shows the monthly maximum UV Index (UVI) for Thach Ha 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 Thach Ha typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131414141298
Data source: Thach Ha 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 Thach Ha Compares to Other Months

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

This table compares monthly weather conditions in Thach Ha, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (66°F)87 mm (3.4 inches)74%very high
February Weather19°C (67°F)86 mm (3.4 inches)77%extreme
March Weather23°C (74°F)132 mm (5.2 inches)74%extreme
April Weather25°C (78°F)189 mm (7.4 inches)70%extreme
May Weather28°C (83°F)205 mm (8.1 inches)78%extreme
June Weather31°C (88°F)87 mm (3.4 inches)82%extreme
July Weather30°C (86°F)287 mm (11.3 inches)90%extreme
August Weather29°C (85°F)197 mm (7.8 inches)90%extreme
September Weather28°C (83°F)338 mm (13.3 inches)84%extreme
October Weather25°C (77°F)651 mm (25.6 inches)81%extreme
November Weather22°C (72°F)213 mm (8.4 inches)78%very high
December Weather19°C (66°F)166 mm (6.5 inches)78%very high

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