September Weather in La Reserva, Mexico

Last updated: August 27, 2025

In La Reserva, Mexico, the average temperature in September typically hovers around 20°C (69°F). Temperatures can vary from a cool 10°C (51°F) to a warm 32°C (90°F). Expect 135 mm (5.3 in) of precipitation spread over 18 days, coupled with an average humidity of 81%, making it a month characterized by both warmth and moisture.

September Temperature in La Reserva

In September in La Reserva, the average temperature is 20°C (69°F). Maximums can reach 32°C (90°F) and minimums can be as low as 10°C (51°F). This range makes La Reserva an ideal destination for travelers seeking pleasant weather and a comfortable climate.

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

The chart illustrates September temperature patterns in La Reserva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Reserva, September typically has an average temperature of 20°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 10°C (51°F).

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

September Precipitation in La Reserva

In La Reserva in September, the total precipitation amount is 135 mm (5.3 in) spread over 18 days.

September Precipitation Trends in La Reserva

The chart displays monthly precipitation patterns in La Reserva, 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 Reserva, September typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 18 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 Reserva

In La Reserva in September, humidity is 81%. With an average temperature of 20°C (69°F), this humidity feels like a thick blanket embracing you, making travel a bit uncomfortable and sticky.

September Average Humidity in La Reserva

This chart illustrates the average monthly humidity levels in La Reserva, 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 Reserva 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 Reserva

In La Reserva 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 La Reserva, you can check here.

Maximum UV Index Levels in La Reserva for September

The chart shows the monthly maximum UV Index (UVI) for La Reserva 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 Reserva typically reaches 14, which falls under the extreme exposure category.

Data source: La Reserva 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 Reserva Compares to Other Months

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

This table compares monthly weather conditions in La Reserva, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	5 mm (0.2 inches)	74%	very high
February Weather	18°C (65°F)	6 mm (0.2 inches)	65%	extreme
March Weather	21°C (71°F)	5 mm (0.2 inches)	58%	extreme
April Weather	23°C (74°F)	2 mm (0.1 inches)	58%	extreme
May Weather	24°C (76°F)	28 mm (1.1 inches)	67%	extreme
June Weather	23°C (73°F)	143 mm (5.6 inches)	76%	extreme
July Weather	21°C (70°F)	160 mm (6.3 inches)	67%	extreme
August Weather	21°C (70°F)	137 mm (5.4 inches)	68%	extreme
September Weather	20°C (69°F)	135 mm (5.3 inches)	81%	extreme
October Weather	20°C (68°F)	39 mm (1.5 inches)	83%	extreme
November Weather	18°C (65°F)	14 mm (0.5 inches)	84%	very high
December Weather	16°C (61°F)	4 mm (0.2 inches)	81%	very high