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September Weather in Prao, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Prao, Vietnam hovers around a warm 26°C (80°F). Expect minimums of 21°C (70°F) and sizzling maximums reaching up to 35°C (96°F). However, be prepared for some rainfall, as the area receives about 330 mm (13.0 in) of precipitation over 28 days, coupled with a high average humidity of 88%.

September Temperature in Prao

In September in Prao, the average temperature is 26°C (80°F). The maximum can reach 35°C (96°F) and the minimum can be as low as 21°C (70°F). This climate makes Prao an ideal destination for travelers seeking warm weather and outdoor activities.

September Weather in Prao: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Prao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prao, September typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (96°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec687076788183828280767369
Data source: Temperature data for Prao 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 Prao

In Prao in September, the total precipitation amount is 330 mm (13.0 in) over a period of 28 days.

September Precipitation Trends in Prao

The chart displays monthly precipitation patterns in Prao, 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 Prao, September typically receives around 330 mm (13.0 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec915688142246144222198330538442196
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Prao

In Prao in September, humidity is 88%. With an average temperature of 26°C (80°F), this humidity feels like a thick blanket enveloping you, making outdoor activities challenging and sweat-soaked.

September Average Humidity in Prao

This chart illustrates the average monthly humidity levels in Prao, 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 Prao is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%78%75%80%85%85%87%88%90%91%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Prao

In Prao 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 Prao, you can check here.

Maximum UV Index Levels in Prao for September

The chart shows the monthly maximum UV Index (UVI) for Prao 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 Prao typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141414141412109
Data source: Prao 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 Prao Compares to Other Months

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

This table compares monthly weather conditions in Prao, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (69°F)91 mm (3.6 inches)86%very high
February Weather21°C (70°F)56 mm (2.2 inches)83%extreme
March Weather24°C (76°F)88 mm (3.5 inches)78%extreme
April Weather26°C (78°F)142 mm (5.6 inches)75%extreme
May Weather27°C (81°F)246 mm (9.7 inches)80%extreme
June Weather28°C (83°F)144 mm (5.7 inches)85%extreme
July Weather28°C (82°F)222 mm (8.8 inches)85%extreme
August Weather28°C (83°F)198 mm (7.8 inches)87%extreme
September Weather26°C (80°F)330 mm (13.0 inches)88%extreme
October Weather25°C (77°F)538 mm (21.2 inches)90%extreme
November Weather23°C (73°F)442 mm (17.4 inches)91%very high
December Weather20°C (69°F)196 mm (7.7 inches)89%very high

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