September Weather in Bayamon, Panama

Last updated: August 27, 2025

In September, the average temperature in Bayamon, Panama is a warm 26°C (79°F). Expect lows of 23°C (74°F) and highs reaching up to 32°C (89°F). However, prepare for some rain, as the area experiences an average precipitation of 319 mm (12.5 in) over 30 days. With an average humidity of 82%, stay hydrated and enjoy the tropical ambiance!

September Temperature in Bayamon

In September in Bayamon, the average temperature is 26°C (79°F), with maximums reaching 32°C (89°F) and minimums dropping to as low as 23°C (74°F). This pleasant weather makes Bayamon an ideal destination for travelers seeking warmth and comfort during this time of year.

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

The chart illustrates September temperature patterns in Bayamon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bayamon, September typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (89°F) and lows dropping to around 23°C (74°F).

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

September Precipitation in Bayamon

In Bayamon in September, the total precipitation amount is 319 mm (12.5 in) over a period of 30 days.

September Precipitation Trends in Bayamon

The chart displays monthly precipitation patterns in Bayamon, 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 Bayamon, September typically receives around 319 mm (12.5 inches) of precipitation spread over approximately 30 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 Bayamon

In Bayamon in September, humidity is 82%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

September Average Humidity in Bayamon

This chart illustrates the average monthly humidity levels in Bayamon, 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 Bayamon is approximately 82%, 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 Bayamon

In Bayamon in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bayamon.

Maximum UV Index Levels in Bayamon for September

The chart shows the monthly maximum UV Index (UVI) for Bayamon 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 Bayamon typically reaches 13, which falls under the extreme exposure category.

Data source: Bayamon 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 Bayamon Compares to Other Months

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

This table compares monthly weather conditions in Bayamon, 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 (80°F)	67 mm (2.6 inches)	76%	extreme
February Weather	27°C (80°F)	27 mm (1.0 inches)	76%	extreme
March Weather	27°C (80°F)	78 mm (3.1 inches)	74%	extreme
April Weather	27°C (80°F)	166 mm (6.6 inches)	77%	extreme
May Weather	26°C (80°F)	378 mm (14.9 inches)	81%	extreme
June Weather	26°C (80°F)	373 mm (14.7 inches)	86%	extreme
July Weather	26°C (79°F)	462 mm (18.2 inches)	83%	extreme
August Weather	26°C (79°F)	478 mm (18.8 inches)	82%	extreme
September Weather	26°C (79°F)	319 mm (12.5 inches)	82%	extreme
October Weather	26°C (79°F)	400 mm (15.7 inches)	81%	extreme
November Weather	26°C (79°F)	296 mm (11.6 inches)	83%	extreme
December Weather	26°C (80°F)	181 mm (7.1 inches)	82%	very high