September Weather in Pacayalito, Mexico

Last updated: August 27, 2025

In September, the average temperature in Pacayalito, Mexico hovers around 19°C (67°F). You'll experience a comfortable climate with minimums dipping to 13°C (55°F) and maximums reaching up to 27°C (81°F). However, be prepared for a fair amount of precipitation, with about 320 mm (12.6 in) spread over 28 days. With an average humidity of 82%, it's a month where you can truly embrace the essence of Pacayalito.

September Temperature in Pacayalito

In September in Pacayalito, the average temperature is 19°C (67°F), with maximums reaching 27°C (81°F) and minimums dipping as low as 13°C (55°F). This mild weather makes it an ideal time to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Pacayalito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pacayalito, September typically has an average temperature of 19°C (67°F), with highs reaching up to 27°C (81°F) and lows dropping to around 13°C (55°F).

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

September Precipitation in Pacayalito

In Pacayalito in September, the total precipitation amount reaches 320 mm (12.6 in) over a duration of 28 days.

September Precipitation Trends in Pacayalito

The chart displays monthly precipitation patterns in Pacayalito, 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 Pacayalito, September typically receives around 320 mm (12.6 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 Pacayalito

In Pacayalito in September humidity is 82%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket wrapping around you, making each step feel sluggish and the air thick as you explore the sights.

September Average Humidity in Pacayalito

This chart illustrates the average monthly humidity levels in Pacayalito, 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 Pacayalito 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 Pacayalito

In Pacayalito 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 Pacayalito, you can check here.

Maximum UV Index Levels in Pacayalito for September

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

Data source: Pacayalito 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 Pacayalito Compares to Other Months

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

This table compares monthly weather conditions in Pacayalito, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	18 mm (0.7 inches)	76%	extreme
February Weather	18°C (65°F)	14 mm (0.6 inches)	68%	extreme
March Weather	19°C (67°F)	20 mm (0.8 inches)	59%	extreme
April Weather	21°C (70°F)	50 mm (2.0 inches)	57%	extreme
May Weather	21°C (70°F)	210 mm (8.3 inches)	65%	extreme
June Weather	20°C (68°F)	445 mm (17.5 inches)	66%	extreme
July Weather	20°C (68°F)	157 mm (6.2 inches)	75%	extreme
August Weather	20°C (68°F)	275 mm (10.8 inches)	82%	extreme
September Weather	19°C (67°F)	320 mm (12.6 inches)	82%	extreme
October Weather	19°C (67°F)	257 mm (10.1 inches)	83%	extreme
November Weather	18°C (65°F)	66 mm (2.6 inches)	80%	extreme
December Weather	17°C (64°F)	21 mm (0.8 inches)	76%	very high