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September Weather in San Agustin, Philippines

Last updated: August 27, 2025

In San Agustin, Philippines, the average temperature in September hovers around 27°C (80°F). Expect a minimum of 23°C (73°F), while the mercury can rise to a maximum of 32°C (90°F). During this time, anticipate significant precipitation, with around 400 mm (15.8 in) spread across 28 days. The atmosphere might feel quite humid, with an average humidity level of 89%.

September Temperature in San Agustin

In September in San Agustin, the average temperature is 27°C (80°F), with maximums reaching 32°C (90°F) and minimums dropping to as low as 23°C (73°F). This climate makes it an ideal time for travelers looking to enjoy warm weather while exploring the vibrant sights of San Agustin.

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

The chart illustrates September temperature patterns in San Agustin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Agustin, September typically has an average temperature of 27°C (80°F), with highs reaching up to 32°C (90°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec777881828381807980808079
Data source: Temperature data for San Agustin 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 Agustin

In San Agustin in September, the total precipitation amount is 400 mm (15.8 in) over the course of 28 days.

September Precipitation Trends in San Agustin

The chart displays monthly precipitation patterns in San Agustin, 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 Agustin, September typically receives around 400 mm (15.8 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec4939395316739560054540024615488
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Agustin

In San Agustin in September humidity is 89%. With an average temperature of 27°C (80°F), this humidity feels like a warm, sticky embrace, making travel feel heavy and reminiscent of a sauna, where even the slightest exertion can leave you feeling drenched and yearning for a cool breeze.

September Average Humidity in San Agustin

This chart illustrates the average monthly humidity levels in San Agustin, 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 Agustin is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%71%69%69%76%87%89%89%89%86%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Agustin

In San Agustin 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 San Agustin, you can check here.

Maximum UV Index Levels in San Agustin for September

The chart shows the monthly maximum UV Index (UVI) for San Agustin 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 Agustin typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151414141414131110
Data source: San Agustin 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 Agustin Compares to Other Months

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

This table compares monthly weather conditions in San Agustin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)49 mm (1.9 inches)76%extreme
February Weather25°C (78°F)39 mm (1.6 inches)71%extreme
March Weather27°C (81°F)39 mm (1.5 inches)68%extreme
April Weather28°C (82°F)53 mm (2.1 inches)69%extreme
May Weather28°C (83°F)167 mm (6.6 inches)76%extreme
June Weather27°C (81°F)395 mm (15.6 inches)87%extreme
July Weather27°C (80°F)600 mm (23.6 inches)88%extreme
August Weather26°C (80°F)545 mm (21.5 inches)89%extreme
September Weather27°C (80°F)400 mm (15.8 inches)89%extreme
October Weather27°C (81°F)246 mm (9.7 inches)86%extreme
November Weather27°C (80°F)154 mm (6.1 inches)89%extreme
December Weather26°C (79°F)88 mm (3.5 inches)86%very high

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