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September Weather in Mandaon, Philippines

Last updated: August 27, 2025

The average temperature in Mandaon, Philippines during September is a warm 28°C (82°F). Expect minimum temperatures around 25°C (78°F), with highs reaching up to 30°C (87°F). Be prepared for a rainy season, with precipitation totaling 327 mm (12.9 in) over the course of 26 days. Humidity levels are high, averaging 88%, so stay hydrated and enjoy the tropical climate!

September Temperature in Mandaon

In September in Mandaon, the average temperature is 28°C (82°F). The maximum can reach 30°C (87°F), and the minimum can be as low as 25°C (78°F). This pleasant weather makes Mandaon an ideal destination for travelers seeking warmth and comfort during this time of year.

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

The chart illustrates September temperature patterns in Mandaon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mandaon, September typically has an average temperature of 28°C (82°F), with highs reaching up to 30°C (87°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec807981828483828282828281
Data source: Temperature data for Mandaon 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 Mandaon

In Mandaon in September, the total precipitation amount is 327 mm (12.9 in) spread over a period of 26 days.

September Precipitation Trends in Mandaon

The chart displays monthly precipitation patterns in Mandaon, 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 Mandaon, September typically receives around 327 mm (12.9 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec172796479154298412316327356253277
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mandaon

In Mandaon in September humidity is 88%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, heavy blanket that clings to your skin, making even the simplest activities feel exhausting and necessitating frequent breaks in the shade.

September Average Humidity in Mandaon

This chart illustrates the average monthly humidity levels in Mandaon, 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 Mandaon is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%78%77%79%83%86%87%87%88%85%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mandaon

In Mandaon in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Mandaon.

Maximum UV Index Levels in Mandaon for September

The chart shows the monthly maximum UV Index (UVI) for Mandaon 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 Mandaon typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121315161414141515131111
Data source: Mandaon 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 Mandaon Compares to Other Months

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

This table compares monthly weather conditions in Mandaon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)172 mm (6.8 inches)82%extreme
February Weather26°C (80°F)79 mm (3.1 inches)78%extreme
March Weather27°C (81°F)64 mm (2.5 inches)77%extreme
April Weather28°C (82°F)79 mm (3.1 inches)79%extreme
May Weather29°C (84°F)154 mm (6.0 inches)83%extreme
June Weather28°C (83°F)298 mm (11.7 inches)86%extreme
July Weather28°C (82°F)412 mm (16.2 inches)87%extreme
August Weather28°C (83°F)316 mm (12.4 inches)87%extreme
September Weather28°C (82°F)327 mm (12.9 inches)88%extreme
October Weather28°C (82°F)356 mm (14.0 inches)85%extreme
November Weather28°C (82°F)253 mm (10.0 inches)89%extreme
December Weather27°C (81°F)277 mm (10.9 inches)89%extreme

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