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September Weather in Than Uyen, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Than Uyen, Vietnam hovers around 23°C (73°F), making it a pleasant destination. Expect minimum temperatures to dip to 15°C (60°F) and highs reaching up to 31°C (88°F). However, be prepared for some rain, as 228 mm (9.0 in) of precipitation can fall over 25 days. With an average humidity of 82%, the air will feel quite moist, adding to the tropical charm of this vibrant locale.

September Temperature in Than Uyen

In September in Than Uyen, the average temperature is 23°C (73°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 15°C (60°F). It's an ideal time for traveling, offering pleasant weather that suits various outdoor activities.

September Weather in Than Uyen: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Than Uyen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Than Uyen, September typically has an average temperature of 23°C (73°F), with highs reaching up to 31°C (88°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec565865687375747473686356
Data source: Temperature data for Than Uyen 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 Than Uyen

In Than Uyen, in September, the precipitation amount is 228 mm (9.0 in) and occurs over the course of 25 days.

September Precipitation Trends in Than Uyen

The chart displays monthly precipitation patterns in Than Uyen, 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 Than Uyen, September typically receives around 228 mm (9.0 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec88641261761402433284122281885249
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Than Uyen

In Than Uyen in September, humidity is 82%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities feel a bit more strenuous but offering a tropical ambiance perfect for leisurely strolls and relaxed sightseeing.

September Average Humidity in Than Uyen

This chart illustrates the average monthly humidity levels in Than Uyen, 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 Than Uyen is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%65%57%50%68%79%91%92%82%76%72%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Than Uyen

In Than Uyen 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 Than Uyen.

Maximum UV Index Levels in Than Uyen for September

The chart shows the monthly maximum UV Index (UVI) for Than Uyen 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 Than Uyen typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131314141514131297
Data source: Than Uyen 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 Than Uyen Compares to Other Months

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

This table compares monthly weather conditions in Than Uyen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)88 mm (3.5 inches)63%very high
February Weather14°C (58°F)64 mm (2.5 inches)65%very high
March Weather18°C (65°F)126 mm (5.0 inches)57%extreme
April Weather20°C (69°F)176 mm (6.9 inches)50%extreme
May Weather23°C (73°F)140 mm (5.5 inches)68%extreme
June Weather24°C (75°F)243 mm (9.6 inches)79%extreme
July Weather24°C (75°F)328 mm (12.9 inches)91%extreme
August Weather23°C (74°F)411 mm (16.2 inches)92%extreme
September Weather23°C (73°F)228 mm (9.0 inches)82%extreme
October Weather20°C (68°F)188 mm (7.4 inches)76%extreme
November Weather17°C (63°F)52 mm (2.0 inches)72%very high
December Weather14°C (57°F)49 mm (1.9 inches)68%high

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