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September Weather in San Lucas Pio, Mexico

Last updated: August 27, 2025

In San Lucas Pio, Mexico, the average temperature in September reaches a comfortable 19°C (66°F). However, temperatures can range from a cool 11°C (53°F) to a warm 28°C (83°F). Expect substantial rainfall, with 256 mm (10.1 in) spread over 25 days, contributing to an average humidity level of 85%. Stay prepared for a mix of weather as you enjoy your time in this vibrant location!

September Temperature in San Lucas Pio

In September in San Lucas Pio, the average temperature is 19°C (66°F), with a maximum reaching 28°C (83°F) and a minimum dropping as low as 11°C (53°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in San Lucas Pio.

September Weather in San Lucas Pio: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Lucas Pio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Lucas Pio, September typically has an average temperature of 19°C (66°F), with highs reaching up to 28°C (83°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec596267707169666666656259
Data source: Temperature data for San Lucas Pio generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Lucas Pio

In San Lucas Pio in September, the precipitation amount is 256 mm (10.1 in) over the course of 25 days.

September Precipitation Trends in San Lucas Pio

The chart displays monthly precipitation patterns in San Lucas Pio, 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 San Lucas Pio, September typically receives around 256 mm (10.1 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec689449184299326256109355
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Lucas Pio

In San Lucas Pio in September humidity is 85%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make outdoor adventures feel more exhausting, as the air weighs heavy and every step can feel like a mini workout.

September Average Humidity in San Lucas Pio

This chart illustrates the average monthly humidity levels in San Lucas Pio, 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 San Lucas Pio is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%54%61%75%83%83%85%85%79%76%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Lucas Pio

In San Lucas Pio 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 San Lucas Pio, you can check here.

Maximum UV Index Levels in San Lucas Pio for September

The chart shows the monthly maximum UV Index (UVI) for San Lucas Pio 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 San Lucas Pio typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111415141414141412108
Data source: San Lucas Pio 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 San Lucas Pio Compares to Other Months

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

This table compares monthly weather conditions in San Lucas Pio, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)6 mm (0.2 inches)70%very high
February Weather17°C (63°F)8 mm (0.3 inches)64%extreme
March Weather19°C (67°F)9 mm (0.3 inches)54%extreme
April Weather21°C (70°F)4 mm (0.1 inches)61%extreme
May Weather22°C (72°F)49 mm (1.9 inches)75%extreme
June Weather20°C (69°F)184 mm (7.3 inches)83%extreme
July Weather19°C (66°F)299 mm (11.8 inches)83%extreme
August Weather19°C (66°F)326 mm (12.8 inches)85%extreme
September Weather19°C (66°F)256 mm (10.1 inches)85%extreme
October Weather18°C (65°F)109 mm (4.3 inches)79%extreme
November Weather17°C (62°F)35 mm (1.4 inches)76%very high
December Weather15°C (59°F)5 mm (0.2 inches)74%very high

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