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September Weather in La Concepcion, Mexico

Last updated: August 27, 2025

In La Concepcion, Mexico, the average temperature in September hovers around 26°C (79°F), with a comfortable minimum of 21°C (70°F) and a peak reaching up to 33°C (92°F). Be prepared for some rain, as the area experiences about 207 mm (8.2 in) of precipitation over the course of 26 days. The air is quite humid, with an average humidity level of 83%, making it the perfect time to enjoy the lush surroundings.

September Temperature in La Concepcion

In September, in La Concepcion, the average temperature is 26°C (79°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 21°C (70°F). This pleasant climate makes La Concepcion an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in La Concepcion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Concepcion, September typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (92°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec676871747781818079787368
Data source: Temperature data for La Concepcion 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 La Concepcion

In La Concepcion in September, the total precipitation amount is 207 mm (8.2 in) accumulated over 26 days.

September Precipitation Trends in La Concepcion

The chart displays monthly precipitation patterns in La Concepcion, 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 Concepcion, September typically receives around 207 mm (8.2 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec1225011551633102071011120
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Concepcion

In La Concepcion in September, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

September Average Humidity in La Concepcion

This chart illustrates the average monthly humidity levels in La Concepcion, 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 Concepcion is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%66%61%56%61%73%82%83%83%79%77%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Concepcion

In La Concepcion in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in La Concepcion.

Maximum UV Index Levels in La Concepcion for September

The chart shows the monthly maximum UV Index (UVI) for La Concepcion 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 Concepcion typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111313121212121186
Data source: La Concepcion 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 Concepcion Compares to Other Months

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

This table compares monthly weather conditions in La Concepcion, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)12 mm (0.5 inches)74%high
February Weather20°C (69°F)25 mm (1.0 inches)66%very high
March Weather22°C (71°F)0 mm (0.0 inches)61%extreme
April Weather23°C (74°F)0 mm (0.0 inches)56%extreme
May Weather25°C (78°F)1 mm (0.0 inches)61%extreme
June Weather27°C (81°F)55 mm (2.2 inches)73%extreme
July Weather27°C (81°F)163 mm (6.4 inches)82%extreme
August Weather27°C (81°F)310 mm (12.2 inches)83%extreme
September Weather26°C (79°F)207 mm (8.2 inches)83%extreme
October Weather26°C (79°F)101 mm (4.0 inches)78%extreme
November Weather23°C (73°F)11 mm (0.4 inches)77%very high
December Weather20°C (69°F)20 mm (0.8 inches)78%high

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