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September Weather in El Barril, Mexico

Last updated: August 27, 2025

In September, the average temperature in El Barril, Mexico is a pleasant 19°C (67°F). Visitors can expect a range from a cool 9°C (49°F) to a warm 30°C (85°F). With an average precipitation of 110 mm (4.3 in) spread across 15 days, it's wise to pack an umbrella! Additionally, you'll find the average humidity quite high at 81%, adding a touch of moisture to the air.

September Temperature in El Barril

In September in El Barril, the average temperature is 19°C (67°F). Maximum temperatures can reach 30°C (85°F), while minimums can drop to as low as 9°C (49°F). Overall, this climate makes for pleasant traveling conditions, so be sure to pack accordingly!

September Weather in El Barril: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in El Barril, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Barril, September typically has an average temperature of 19°C (67°F), with highs reaching up to 30°C (85°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec556065697271697066646055
Data source: Temperature data for El Barril 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 El Barril

In El Barril in September, the precipitation amount is 110 mm (4.3 in) over the course of 15 days.

September Precipitation Trends in El Barril

The chart displays monthly precipitation patterns in El Barril, 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 El Barril, September typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec14855176610560110391214
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Barril

In El Barril in September humidity is 81%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket enveloping you, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick, prompting you to seek shade and hydration frequently.

September Average Humidity in El Barril

This chart illustrates the average monthly humidity levels in El Barril, 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 El Barril is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%69%65%64%75%78%67%64%82%86%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Barril

In El Barril 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 El Barril, you can check here.

Maximum UV Index Levels in El Barril for September

The chart shows the monthly maximum UV Index (UVI) for El Barril 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 El Barril typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec8111314151414141412108
Data source: El Barril 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 El Barril Compares to Other Months

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

This table compares monthly weather conditions in El Barril, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)14 mm (0.6 inches)75%very high
February Weather15°C (60°F)8 mm (0.3 inches)69%extreme
March Weather18°C (66°F)5 mm (0.2 inches)65%extreme
April Weather20°C (69°F)5 mm (0.2 inches)64%extreme
May Weather22°C (73°F)17 mm (0.7 inches)75%extreme
June Weather22°C (72°F)66 mm (2.6 inches)78%extreme
July Weather21°C (69°F)105 mm (4.1 inches)67%extreme
August Weather21°C (70°F)60 mm (2.4 inches)64%extreme
September Weather19°C (67°F)110 mm (4.3 inches)81%extreme
October Weather18°C (65°F)39 mm (1.5 inches)85%extreme
November Weather15°C (60°F)12 mm (0.5 inches)87%very high
December Weather13°C (56°F)14 mm (0.5 inches)87%very high

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