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September Weather in Calero, Philippines

Last updated: August 27, 2025

In September, the average temperature in Calero, Philippines hovers around 28°C (82°F). Expect a comfortable range with minimums around 25°C (77°F) and maximums reaching 31°C (89°F). However, be prepared for wet days, as 202 mm (7.9 in) of precipitation falls over 22 days. With an average humidity of 90%, the air can feel quite muggy, making it the perfect time to embrace the tropical vibe.

September Temperature in Calero

In September in Calero, the average temperature is 28°C (82°F). Maximums can reach 31°C (89°F), while minimums can drop to as low as 25°C (77°F). This warm climate makes it a perfect destination for beach lovers and outdoor activities.

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

The chart illustrates September temperature patterns in Calero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calero, September typically has an average temperature of 28°C (82°F), with highs reaching up to 31°C (89°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec797980818282828282818180
Data source: Temperature data for Calero 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 Calero

In Calero in September, the precipitation amount is 202 mm (7.9 in) over the course of 22 days.

September Precipitation Trends in Calero

The chart displays monthly precipitation patterns in Calero, 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 Calero, September typically receives around 202 mm (7.9 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec2001299566172197201151202230208295
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calero

In Calero in September, humidity is 90%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket enveloping you, making travel feel stifling and exhausting, as each step feels laborious and sweat clings to your skin.

September Average Humidity in Calero

This chart illustrates the average monthly humidity levels in Calero, 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 Calero is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%77%78%85%87%88%89%90%87%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calero

In Calero 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 Calero, you can check here.

Maximum UV Index Levels in Calero for September

The chart shows the monthly maximum UV Index (UVI) for Calero 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 Calero typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161413131414141211
Data source: Calero 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 Calero Compares to Other Months

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

This table compares monthly weather conditions in Calero, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)200 mm (7.9 inches)85%extreme
February Weather26°C (79°F)129 mm (5.1 inches)80%extreme
March Weather27°C (80°F)95 mm (3.7 inches)77%extreme
April Weather27°C (81°F)66 mm (2.6 inches)78%extreme
May Weather28°C (82°F)172 mm (6.8 inches)84%extreme
June Weather28°C (82°F)197 mm (7.7 inches)87%extreme
July Weather28°C (82°F)201 mm (7.9 inches)88%extreme
August Weather28°C (82°F)151 mm (6.0 inches)89%extreme
September Weather28°C (82°F)202 mm (7.9 inches)90%extreme
October Weather27°C (81°F)229 mm (9.0 inches)87%extreme
November Weather27°C (81°F)208 mm (8.2 inches)90%extreme
December Weather27°C (81°F)295 mm (11.6 inches)91%extreme

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