September Weather in Harrison, Philippines

Last updated: August 27, 2025

In September, the average temperature in Harrison, Philippines hovers around 27°C (80°F), making it a pleasantly warm destination. Temperatures can dip to a minimum of 24°C (76°F) and peak at a comfortable 30°C (86°F). Expect an average precipitation of 520 mm (20.5 in) over 27 days, contributing to an average humidity of 85%—perfect for those who enjoy a lush, tropical environment!

September Temperature in Harrison

In September in Harrison, the average temperature is 27°C (80°F). The maximum can reach 30°C (86°F), and the minimum can be as low as 24°C (76°F). This pleasant climate makes it an ideal time for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Harrison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrison, September typically has an average temperature of 27°C (80°F), with highs reaching up to 30°C (86°F) and lows dropping to around 24°C (76°F).

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

September Precipitation in Harrison

In Harrison in September, the total precipitation amount is 520 mm (20.5 in), distributed over 27 days.

September Precipitation Trends in Harrison

The chart displays monthly precipitation patterns in Harrison, 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 Harrison, September typically receives around 520 mm (20.5 inches) of precipitation spread over approximately 27 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Harrison

In Harrison in September, humidity is 85%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapped around you, making travel feel sticky and heavy, but also inviting you to seek out refreshing drinks and cool shade.

September Average Humidity in Harrison

This chart illustrates the average monthly humidity levels in Harrison, 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 Harrison is approximately 85%, 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 Harrison

In Harrison 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 Harrison.

Maximum UV Index Levels in Harrison for September

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

Data source: Harrison 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 Harrison Compares to Other Months

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

This table compares monthly weather conditions in Harrison, 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)	47 mm (1.9 inches)	78%	extreme
February Weather	26°C (79°F)	22 mm (0.9 inches)	75%	extreme
March Weather	27°C (81°F)	20 mm (0.8 inches)	74%	extreme
April Weather	28°C (82°F)	29 mm (1.1 inches)	76%	extreme
May Weather	28°C (83°F)	150 mm (5.9 inches)	76%	extreme
June Weather	27°C (81°F)	437 mm (17.2 inches)	81%	extreme
July Weather	27°C (80°F)	765 mm (30.1 inches)	84%	extreme
August Weather	27°C (80°F)	543 mm (21.4 inches)	85%	extreme
September Weather	27°C (80°F)	520 mm (20.5 inches)	85%	extreme
October Weather	27°C (81°F)	359 mm (14.1 inches)	82%	extreme
November Weather	27°C (81°F)	163 mm (6.4 inches)	85%	extreme
December Weather	26°C (80°F)	155 mm (6.1 inches)	86%	very high