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September Weather in Acao, Philippines

Last updated: August 27, 2025

In September, the average temperature in Acao, Philippines hovers around 25°C (77°F), with a minimum of 21°C (70°F) and a maximum reaching 31°C (89°F). Expect ample rain during this period, with 478 mm (18.8 in) of precipitation spread over 29 days. Humidity levels are high, averaging 87%, making for a distinctly tropical atmosphere.

September Temperature in Acao

In September in Acao, the average temperature is 25°C (77°F). Maximum temperatures can reach 31°C (89°F), while the minimum can be as low as 21°C (70°F). This pleasant climate makes Acao an ideal destination for travelers seeking enjoyable and warm weather.

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

The chart illustrates September temperature patterns in Acao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Acao, September typically has an average temperature of 25°C (77°F), with highs reaching up to 31°C (89°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec747476777978777777777775
Data source: Temperature data for Acao 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 Acao

In Acao in September, the precipitation amount is 478 mm (18.8 in) spread over 29 days.

September Precipitation Trends in Acao

The chart displays monthly precipitation patterns in Acao, 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 Acao, September typically receives around 478 mm (18.8 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec836664111251380687742478362173137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Acao

In Acao in September, humidity is 87%. With an average temperature of 25°C (77°F), this humidity feels like a thick, warm blanket enveloping you, making travel a challenge as sweat clings to your skin and the air feels heavy and stifling.

September Average Humidity in Acao

This chart illustrates the average monthly humidity levels in Acao, 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 Acao is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%71%73%77%85%86%87%87%86%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Acao

In Acao 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 Acao, you can check here.

Maximum UV Index Levels in Acao for September

The chart shows the monthly maximum UV Index (UVI) for Acao 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 Acao typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141314141514131110
Data source: Acao 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 Acao Compares to Other Months

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

This table compares monthly weather conditions in Acao, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)83 mm (3.3 inches)77%extreme
February Weather23°C (74°F)66 mm (2.6 inches)73%extreme
March Weather24°C (76°F)64 mm (2.5 inches)71%extreme
April Weather25°C (78°F)111 mm (4.4 inches)73%extreme
May Weather26°C (79°F)250 mm (9.9 inches)77%extreme
June Weather26°C (79°F)380 mm (15.0 inches)85%extreme
July Weather25°C (77°F)687 mm (27.1 inches)86%extreme
August Weather25°C (77°F)742 mm (29.2 inches)87%extreme
September Weather25°C (77°F)478 mm (18.8 inches)87%extreme
October Weather25°C (77°F)362 mm (14.3 inches)86%extreme
November Weather25°C (77°F)173 mm (6.8 inches)89%extreme
December Weather24°C (76°F)137 mm (5.4 inches)85%very high

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