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September Weather in Calasgasan, Philippines

Last updated: August 27, 2025

In Calasgasan, Philippines, the average temperature in September hovers around 28°C (82°F), providing a warm and inviting atmosphere. Expect minimums of 24°C (76°F) and highs reaching 32°C (91°F), perfect for enjoying outdoor activities. Be prepared for some rain, as 340 mm (13.4 in) of precipitation can occur over 26 days, contributing to a notably high average humidity of 88%.

September Temperature in Calasgasan

In September in Calasgasan, the average temperature is 28°C (82°F). Maximum can reach 32°C (91°F) and minimum can be as low as 24°C (76°F). This pleasant climate makes it an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Calasgasan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calasgasan, September typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (91°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec787880818383828282818179
Data source: Temperature data for Calasgasan 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 Calasgasan

In Calasgasan in September, the precipitation amount is 340 mm (13.4 in) spread over a period of 26 days.

September Precipitation Trends in Calasgasan

The chart displays monthly precipitation patterns in Calasgasan, 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 Calasgasan, September typically receives around 340 mm (13.4 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec2301289472141209297264341310299356
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calasgasan

In Calasgasan 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 Calasgasan

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

In Calasgasan 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 Calasgasan, you can check here.

Maximum UV Index Levels in Calasgasan for September

The chart shows the monthly maximum UV Index (UVI) for Calasgasan 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 Calasgasan typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151314141514131111
Data source: Calasgasan 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 Calasgasan Compares to Other Months

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

This table compares monthly weather conditions in Calasgasan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)230 mm (9.0 inches)82%extreme
February Weather25°C (78°F)128 mm (5.0 inches)78%extreme
March Weather26°C (80°F)93 mm (3.7 inches)77%extreme
April Weather27°C (81°F)72 mm (2.8 inches)79%extreme
May Weather28°C (83°F)141 mm (5.5 inches)83%extreme
June Weather28°C (83°F)209 mm (8.2 inches)86%extreme
July Weather28°C (82°F)297 mm (11.7 inches)87%extreme
August Weather28°C (83°F)264 mm (10.4 inches)87%extreme
September Weather28°C (82°F)340 mm (13.4 inches)88%extreme
October Weather27°C (81°F)310 mm (12.2 inches)85%extreme
November Weather27°C (81°F)299 mm (11.8 inches)89%extreme
December Weather26°C (79°F)356 mm (14.0 inches)89%extreme

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