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September Weather in San Jacinto, Philippines

Last updated: August 27, 2025

In September, the average temperature in San Jacinto, Philippines reaches a warm 28°C (82°F), with daily variations ranging from a minimum of 25°C (77°F) to a maximum of 30°C (86°F). Expect significant rainfall, totaling 300 mm (11.8 in) over 24 days, accompanied by a high average humidity of 88%.

September Temperature in San Jacinto

In September in San Jacinto, the average temperature is 28°C (82°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 25°C (77°F). This mild and warm weather makes it an ideal time to explore and enjoy outdoor activities in San Jacinto.

September Weather in San Jacinto: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Jacinto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jacinto, September typically has an average temperature of 28°C (82°F), with highs reaching up to 30°C (86°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec797879818282818282818180
Data source: Temperature data for San Jacinto 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 San Jacinto

In San Jacinto in September, the precipitation amount is 300 mm (11.8 in) distributed over a span of 24 days.

September Precipitation Trends in San Jacinto

The chart displays monthly precipitation patterns in San Jacinto, 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 San Jacinto, September typically receives around 300 mm (11.8 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec17976536499230399301300256174252
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Jacinto

In San Jacinto 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 San Jacinto

This chart illustrates the average monthly humidity levels in San Jacinto, 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 San Jacinto 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 San Jacinto

In San Jacinto 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 San Jacinto.

Maximum UV Index Levels in San Jacinto for September

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

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

This table compares monthly weather conditions in San Jacinto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)178 mm (7.0 inches)82%extreme
February Weather26°C (79°F)76 mm (3.0 inches)78%extreme
March Weather26°C (80°F)53 mm (2.1 inches)77%extreme
April Weather27°C (81°F)64 mm (2.5 inches)79%extreme
May Weather28°C (82°F)99 mm (3.9 inches)83%extreme
June Weather28°C (82°F)230 mm (9.0 inches)86%extreme
July Weather27°C (82°F)399 mm (15.7 inches)87%extreme
August Weather28°C (82°F)301 mm (11.8 inches)87%extreme
September Weather28°C (82°F)300 mm (11.8 inches)88%extreme
October Weather27°C (81°F)256 mm (10.1 inches)85%extreme
November Weather27°C (81°F)174 mm (6.8 inches)89%extreme
December Weather27°C (80°F)252 mm (9.9 inches)89%extreme

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