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September Weather in Baay, Philippines

Last updated: August 27, 2025

In Baay, Philippines, the month of September brings an average temperature of 27°C (81°F). Expect comfortable warmth with minimum temperatures dropping to 24°C (75°F) and highs reaching 32°C (91°F). However, be prepared for some wet days, as the region experiences an average precipitation of 334 mm (13.1 in) over 26 days, accompanied by 87% humidity that adds to the tropical feel.

September Temperature in Baay

In September in Baay, the average temperature is 27°C (81°F). Maximum temperatures can reach 32°C (91°F), while minimum temperatures can dip as low as 24°C (75°F). This pleasant climate makes Baay an ideal destination for travelers seeking warmth and outdoor adventures.

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

The chart illustrates September temperature patterns in Baay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Baay, September typically has an average temperature of 27°C (81°F), with highs reaching up to 32°C (91°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec787881828382818181828179
Data source: Temperature data for Baay 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 Baay

In Baay in September, the total precipitation amount is 334 mm (13.1 in), distributed over 26 days.

September Precipitation Trends in Baay

The chart displays monthly precipitation patterns in Baay, 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 Baay, September typically receives around 334 mm (13.1 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec271511281593544705643341478333
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Baay

In Baay in September, humidity is 87%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making traveling feel heavy and exhausting.

September Average Humidity in Baay

This chart illustrates the average monthly humidity levels in Baay, 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 Baay 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 Baay

In Baay 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 Baay, you can check here.

Maximum UV Index Levels in Baay for September

The chart shows the monthly maximum UV Index (UVI) for Baay 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 Baay typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414131314141413109
Data source: Baay 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 Baay Compares to Other Months

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

This table compares monthly weather conditions in Baay, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)27 mm (1.1 inches)77%very high
February Weather26°C (78°F)15 mm (0.6 inches)73%extreme
March Weather27°C (81°F)11 mm (0.4 inches)71%extreme
April Weather28°C (82°F)28 mm (1.1 inches)73%extreme
May Weather28°C (83°F)159 mm (6.2 inches)77%extreme
June Weather28°C (83°F)354 mm (13.9 inches)85%extreme
July Weather27°C (82°F)470 mm (18.5 inches)86%extreme
August Weather27°C (81°F)564 mm (22.2 inches)87%extreme
September Weather27°C (81°F)334 mm (13.1 inches)87%extreme
October Weather28°C (82°F)147 mm (5.8 inches)86%extreme
November Weather27°C (81°F)82 mm (3.2 inches)89%very high
December Weather26°C (79°F)33 mm (1.3 inches)85%very high

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