September Weather in La Mesa, Panama

Last updated: August 27, 2025

In September, the average temperature in La Mesa, Panama hovers around 24°C (76°F), with a comfortable minimum of 21°C (69°F) and a pleasant maximum of 29°C (85°F). Prepare for frequent rainfall, as 257 mm (10.1 in) of precipitation is expected over 28 days, contributing to an average humidity of 81%. Embrace the tropical vibes while packing your rain gear!

September Temperature in La Mesa

In September in La Mesa, the average temperature is 24°C (76°F). Maximums can reach 29°C (85°F) and minimums can be as low as 21°C (69°F). This pleasant climate makes La Mesa an ideal destination for travelers seeking comfortable weather.

September Weather in La Mesa: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Mesa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Mesa, September typically has an average temperature of 24°C (76°F), with highs reaching up to 29°C (85°F) and lows dropping to around 21°C (69°F).

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

September Precipitation in La Mesa

In La Mesa in September, the precipitation amount is 257 mm (10.1 in) over a span of 28 days.

September Precipitation Trends in La Mesa

The chart displays monthly precipitation patterns in La Mesa, 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 La Mesa, September typically receives around 257 mm (10.1 inches) of precipitation spread over approximately 28 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 La Mesa

In La Mesa in September, humidity is 81%. With an average temperature of 24°C (76°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel exhausting, leaving travelers in need of frequent breaks and plenty of hydration.

September Average Humidity in La Mesa

This chart illustrates the average monthly humidity levels in La Mesa, 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 La Mesa is approximately 81%, 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 La Mesa

In La Mesa 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 La Mesa.

Maximum UV Index Levels in La Mesa for September

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

Data source: La Mesa 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 La Mesa Compares to Other Months

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

This table compares monthly weather conditions in La Mesa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	193 mm (7.6 inches)	68%	extreme
February Weather	22°C (72°F)	125 mm (4.9 inches)	68%	extreme
March Weather	22°C (73°F)	126 mm (5.0 inches)	66%	extreme
April Weather	23°C (75°F)	195 mm (7.7 inches)	67%	extreme
May Weather	24°C (76°F)	476 mm (18.7 inches)	69%	extreme
June Weather	24°C (76°F)	320 mm (12.6 inches)	84%	extreme
July Weather	24°C (75°F)	386 mm (15.2 inches)	85%	extreme
August Weather	24°C (76°F)	326 mm (12.8 inches)	82%	extreme
September Weather	24°C (76°F)	257 mm (10.1 inches)	81%	extreme
October Weather	24°C (76°F)	442 mm (17.4 inches)	80%	extreme
November Weather	24°C (75°F)	338 mm (13.3 inches)	80%	extreme
December Weather	23°C (73°F)	283 mm (11.1 inches)	72%	very high