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September Weather in La Constancia, Mexico

Last updated: August 27, 2025

In September, the average temperature in La Constancia, Mexico hovers around 19°C (67°F). Expect a range from a cozy 9°C (48°F) at night to a warm 30°C (87°F) during the day. With 126 mm (4.9 in) of precipitation over 19 days, don't forget your umbrella! Additionally, the air is quite humid, with an average humidity of 86%.

September Temperature in La Constancia

In September in La Constancia, the average temperature is 19°C (67°F). Maximum temperatures can reach 30°C (87°F) while the minimum can drop as low as 9°C (48°F). This pleasant climate makes La Constancia an ideal destination for travelers seeking a comfortable and enjoyable experience.

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

The chart illustrates September temperature patterns in La Constancia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Constancia, September typically has an average temperature of 19°C (67°F), with highs reaching up to 30°C (87°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec555965697375707167666155
Data source: Temperature data for La Constancia 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 Constancia

In La Constancia in September, the total precipitation amount is 126 mm (4.9 in), occurring over the course of 19 days.

September Precipitation Trends in La Constancia

The chart displays monthly precipitation patterns in La Constancia, 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 Constancia, September typically receives around 126 mm (4.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec1110529461399112648129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Constancia

In La Constancia in September humidity is 86%. With an average temperature of 19°C (67°F), this humidity feels like traveling through a thick, warm blanket, making the air feel heavy and sticky, which can be quite uncomfortable for outdoor activities.

September Average Humidity in La Constancia

This chart illustrates the average monthly humidity levels in La Constancia, 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 Constancia is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Constancia

In La Constancia 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 Constancia.

Maximum UV Index Levels in La Constancia for September

The chart shows the monthly maximum UV Index (UVI) for La Constancia 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 Constancia typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131514141414131297
Data source: La Constancia 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 Constancia Compares to Other Months

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

This table compares monthly weather conditions in La Constancia, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)11 mm (0.4 inches)71%very high
February Weather15°C (59°F)10 mm (0.4 inches)64%extreme
March Weather18°C (65°F)5 mm (0.2 inches)49%extreme
April Weather20°C (69°F)2 mm (0.1 inches)47%extreme
May Weather23°C (74°F)9 mm (0.3 inches)55%extreme
June Weather24°C (75°F)46 mm (1.8 inches)77%extreme
July Weather21°C (71°F)139 mm (5.5 inches)82%extreme
August Weather22°C (71°F)91 mm (3.6 inches)83%extreme
September Weather19°C (67°F)126 mm (4.9 inches)86%extreme
October Weather19°C (66°F)48 mm (1.9 inches)83%extreme
November Weather16°C (61°F)12 mm (0.5 inches)80%very high
December Weather13°C (56°F)9 mm (0.3 inches)83%high

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