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September Weather in Phu Ninh, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Phu Ninh, Vietnam is a warm 28°C (83°F), with a minimum of 24°C (75°F) and a maximum reaching up to 34°C (94°F). Expect considerable rainfall with an average precipitation of 297 mm (11.7 in) spread over 24 days. The air is quite humid, boasting an average humidity level of 88%, making for a tropical atmosphere.

September Temperature in Phu Ninh

In September in Phu Ninh, the average temperature is 28°C (83°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 24°C (75°F). This warm climate makes it an ideal destination for outdoor activities and relaxation under the sun.

September Weather in Phu Ninh: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Phu Ninh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phu Ninh, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec727277808385858582797773
Data source: Temperature data for Phu Ninh 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 Phu Ninh

In Phu Ninh in September, the total precipitation amount is 297 mm (11.7 in) spread over 24 days.

September Precipitation Trends in Phu Ninh

The chart displays monthly precipitation patterns in Phu Ninh, 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 Phu Ninh, September typically receives around 297 mm (11.7 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec18999637582114145152297558738453
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Phu Ninh

In Phu Ninh in September, humidity is 88%. With an average temperature of 28°C (83°F), this humidity feels like stepping into a warm, dense mist that clings to your skin, making outdoor activities noticeably more taxing and promoting a sense of sluggishness that can hinder your travel plans.

September Average Humidity in Phu Ninh

This chart illustrates the average monthly humidity levels in Phu Ninh, 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 Phu Ninh 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 Phu Ninh

In Phu Ninh 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 Phu Ninh.

Maximum UV Index Levels in Phu Ninh for September

The chart shows the monthly maximum UV Index (UVI) for Phu Ninh 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 Phu Ninh typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141314141312109
Data source: Phu Ninh 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 Phu Ninh Compares to Other Months

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

This table compares monthly weather conditions in Phu Ninh, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)189 mm (7.4 inches)86%very high
February Weather22°C (72°F)99 mm (3.9 inches)83%extreme
March Weather25°C (77°F)63 mm (2.5 inches)78%extreme
April Weather26°C (80°F)75 mm (2.9 inches)75%extreme
May Weather28°C (84°F)82 mm (3.2 inches)80%extreme
June Weather30°C (86°F)114 mm (4.5 inches)85%extreme
July Weather29°C (85°F)145 mm (5.7 inches)85%extreme
August Weather29°C (85°F)152 mm (6.0 inches)87%extreme
September Weather28°C (83°F)297 mm (11.7 inches)88%extreme
October Weather26°C (80°F)558 mm (22.0 inches)90%extreme
November Weather25°C (77°F)738 mm (29.0 inches)91%very high
December Weather23°C (73°F)453 mm (17.8 inches)89%very high

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