September Weather in Bau, Philippines

Last updated: August 27, 2025

In September, the average temperature in Bau, Philippines hovers around a warm 26°C (80°F). Expect minimums of 20°C (68°F) and the occasional peak at 35°C (95°F). With 190 mm (7.5 in) of precipitation over 25 days, the atmosphere is quite humid, averaging 87%. Prepare for a cozy but slightly wet experience!

September Temperature in Bau

In September in Bau, the average temperature is 26°C (80°F), with maximums reaching 35°C (95°F) and minimums dipping as low as 20°C (68°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Bau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bau, September typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (68°F).

Data source: Temperature data for Bau generated using information from the Copernicus Climate Change Service.

September Precipitation in Bau

In Bau in September, the total precipitation amount is 190 mm (7.5 in) spread over 25 days.

September Precipitation Trends in Bau

The chart displays monthly precipitation patterns in Bau, 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 Bau, September typically receives around 190 mm (7.5 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Bau

In Bau in September, humidity is 87%. With an average temperature of 26°C (80°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sticky and exhausting as each step demands extra effort amidst the thick, muggy air.

September Average Humidity in Bau

This chart illustrates the average monthly humidity levels in Bau, 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 Bau is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bau

In Bau 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 Bau.

Maximum UV Index Levels in Bau for September

The chart shows the monthly maximum UV Index (UVI) for Bau 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 Bau typically reaches 15, which falls under the extreme exposure category.

Data source: Bau 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 Bau Compares to Other Months

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

This table compares monthly weather conditions in Bau, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	139 mm (5.5 inches)	85%	extreme
February Weather	26°C (80°F)	118 mm (4.7 inches)	84%	extreme
March Weather	27°C (81°F)	108 mm (4.3 inches)	82%	extreme
April Weather	28°C (82°F)	104 mm (4.1 inches)	79%	extreme
May Weather	27°C (82°F)	241 mm (9.5 inches)	81%	extreme
June Weather	27°C (80°F)	201 mm (7.9 inches)	84%	extreme
July Weather	26°C (79°F)	192 mm (7.6 inches)	83%	extreme
August Weather	26°C (80°F)	143 mm (5.6 inches)	84%	extreme
September Weather	26°C (80°F)	190 mm (7.5 inches)	87%	extreme
October Weather	26°C (80°F)	294 mm (11.6 inches)	82%	extreme
November Weather	27°C (80°F)	119 mm (4.7 inches)	83%	extreme
December Weather	26°C (80°F)	167 mm (6.6 inches)	86%	extreme