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September Weather in La Ciudad, Mexico

Last updated: August 27, 2025

In September, the average temperature in La Ciudad, Mexico is a pleasant 19°C (67°F). You can expect temperatures to range from a cool 11°C (51°F) to a warm 29°C (85°F). During this month, precipitation is considerable, with 299 mm (11.8 in) of rain falling over 28 days, contributing to an average humidity of 83%.

September Temperature in La Ciudad

In September in La Ciudad, the average temperature is 19°C (67°F), with maximums reaching up to 29°C (85°F) and minimums dropping as low as 11°C (51°F). It's a pleasant time to visit, offering comfortable weather for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in La Ciudad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Ciudad, September typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec545660636769666866656055
Data source: Temperature data for La Ciudad 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 Ciudad

In La Ciudad in September, the total precipitation amount is 299 mm (11.8 in) over the course of 28 days.

September Precipitation Trends in La Ciudad

The chart displays monthly precipitation patterns in La Ciudad, 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 Ciudad, September typically receives around 299 mm (11.8 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec264385201753933882991303450
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Ciudad

In La Ciudad in September humidity is 83%. With an average temperature of 19°C (67°F), this humidity feels like a warm, tropical blanket wrapping around you, making traveling feel a bit sluggish and sticky, yet still inviting as long as you stay hydrated and take breaks in the shade.

September Average Humidity in La Ciudad

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

In La Ciudad in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in La Ciudad.

Maximum UV Index Levels in La Ciudad for September

The chart shows the monthly maximum UV Index (UVI) for La Ciudad 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 Ciudad typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811121414131313131297
Data source: La Ciudad 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 Ciudad Compares to Other Months

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

This table compares monthly weather conditions in La Ciudad, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)26 mm (1.0 inches)74%very high
February Weather13°C (56°F)43 mm (1.7 inches)66%extreme
March Weather16°C (60°F)8 mm (0.3 inches)61%extreme
April Weather17°C (64°F)5 mm (0.2 inches)56%extreme
May Weather20°C (67°F)20 mm (0.8 inches)61%extreme
June Weather20°C (69°F)175 mm (6.9 inches)73%extreme
July Weather19°C (67°F)393 mm (15.5 inches)82%extreme
August Weather20°C (68°F)388 mm (15.3 inches)83%extreme
September Weather19°C (67°F)299 mm (11.8 inches)83%extreme
October Weather18°C (65°F)130 mm (5.1 inches)78%extreme
November Weather16°C (60°F)34 mm (1.3 inches)77%very high
December Weather13°C (55°F)50 mm (2.0 inches)78%high

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