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September Weather in Quy Dat, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Quy Dat, Vietnam is a warm 27°C (80°F), with minimums dipping to 21°C (70°F) and maximums soaring to 34°C (94°F). Expect 350 mm (13.8 in) of precipitation over 22 days, contributing to an average humidity of 87%. Prepare for a humid and vibrant month!

September Temperature in Quy Dat

In September in Quy Dat, the average temperature is 27°C (80°F). Maximum can reach 34°C (94°F) and minimum can be as low as 21°C (70°F). This makes it an ideal destination for travelers seeking warm and pleasant weather.

September Weather in Quy Dat: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Quy Dat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Quy Dat, September typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec646673778184828180757064
Data source: Temperature data for Quy Dat 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 Quy Dat

In Quy Dat in September, the precipitation amount is 350 mm (13.8 in) recorded over the course of 22 days.

September Precipitation Trends in Quy Dat

The chart displays monthly precipitation patterns in Quy Dat, 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 Quy Dat, September typically receives around 350 mm (13.8 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec6467869011875269172350570181106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Quy Dat

In Quy Dat in September humidity is 87%. With an average temperature of 27°C (80°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and challenging for traveling.

September Average Humidity in Quy Dat

This chart illustrates the average monthly humidity levels in Quy Dat, 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 Quy Dat is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%64%60%73%82%90%92%87%85%84%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Quy Dat

In Quy Dat 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 Quy Dat, you can check here.

Maximum UV Index Levels in Quy Dat for September

The chart shows the monthly maximum UV Index (UVI) for Quy Dat 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 Quy Dat typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121414141315141412109
Data source: Quy Dat 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 Quy Dat Compares to Other Months

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

This table compares monthly weather conditions in Quy Dat, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)64 mm (2.5 inches)77%very high
February Weather19°C (66°F)67 mm (2.6 inches)73%extreme
March Weather23°C (74°F)86 mm (3.4 inches)64%extreme
April Weather25°C (77°F)90 mm (3.6 inches)60%extreme
May Weather27°C (82°F)118 mm (4.7 inches)73%extreme
June Weather29°C (84°F)75 mm (3.0 inches)82%extreme
July Weather28°C (82°F)269 mm (10.6 inches)90%extreme
August Weather27°C (81°F)172 mm (6.8 inches)92%extreme
September Weather27°C (80°F)350 mm (13.8 inches)87%extreme
October Weather24°C (75°F)570 mm (22.4 inches)85%extreme
November Weather21°C (70°F)181 mm (7.1 inches)84%very high
December Weather18°C (65°F)105 mm (4.2 inches)83%very high

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