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September Weather in Tan Viet, Vietnam

Last updated: August 28, 2025

In Tan Viet, Vietnam, the average temperature in September is a pleasant 25°C (77°F). Expect mild evenings with a minimum of 16°C (60°F) and warm days soaring to a maximum of 34°C (93°F). The month also brings 190 mm (7.5 in) of precipitation over 23 days, contributing to an average humidity of 76%.

September Temperature in Tan Viet

In September in Tan Viet, the average temperature is 25°C (77°F). Maximums can reach 34°C (93°F), and minimums can drop as low as 16°C (60°F). This pleasant weather makes it an ideal time for exploring the sights and enjoying outdoor activities.

September Weather in Tan Viet: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tan Viet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tan Viet, September typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (93°F) and lows dropping to around 16°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec585966707679797977716558
Data source: Temperature data for Tan Viet 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 Tan Viet

In Tan Viet in September, the total precipitation amount is 190 mm (7.5 in), spread over a duration of 23 days.

September Precipitation Trends in Tan Viet

The chart displays monthly precipitation patterns in Tan Viet, 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 Tan Viet, September typically receives around 190 mm (7.5 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec86801531612243423033081901596952
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tan Viet

In Tan Viet in September, humidity is 76%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel muggy and requiring frequent breaks to stay refreshed.

September Average Humidity in Tan Viet

This chart illustrates the average monthly humidity levels in Tan Viet, 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 Tan Viet is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%66%66%60%77%85%90%90%76%71%69%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tan Viet

In Tan Viet 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 Tan Viet.

Maximum UV Index Levels in Tan Viet for September

The chart shows the monthly maximum UV Index (UVI) for Tan Viet 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 Tan Viet typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131414131197
Data source: Tan Viet 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 Tan Viet Compares to Other Months

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

This table compares monthly weather conditions in Tan Viet, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (58°F)86 mm (3.4 inches)59%very high
February Weather15°C (59°F)80 mm (3.2 inches)66%very high
March Weather19°C (66°F)153 mm (6.0 inches)66%extreme
April Weather21°C (71°F)161 mm (6.3 inches)60%extreme
May Weather24°C (76°F)224 mm (8.8 inches)77%extreme
June Weather26°C (79°F)342 mm (13.5 inches)85%extreme
July Weather26°C (79°F)303 mm (11.9 inches)90%extreme
August Weather26°C (79°F)308 mm (12.1 inches)90%extreme
September Weather25°C (77°F)190 mm (7.5 inches)76%extreme
October Weather22°C (71°F)158 mm (6.2 inches)71%extreme
November Weather18°C (66°F)69 mm (2.7 inches)69%very high
December Weather14°C (58°F)52 mm (2.0 inches)66%high

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