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September Weather in San Jose de la Flores, Mexico

Last updated: August 27, 2025

In San Jose de la Flores, Mexico, the average temperature in September hovers around 29°C (84°F), creating a warm backdrop for your adventures. However, be prepared for temperature variations, with lows dipping to 19°C (67°F) and highs soaring up to a sweltering 43°C (110°F). This time of year also brings about 120 mm (4.7 in) of precipitation over approximately 12 days, while the average humidity sits at a sticky 80%. Make sure to pack accordingly!

September Temperature in San Jose de la Flores

In September in San Jose de la Flores, the average temperature is 29°C (84°F). Maximum temperatures can reach 43°C (110°F), while the minimum can drop to as low as 19°C (67°F). It’s advisable to pack light clothing and stay hydrated while exploring this warm destination.

September Weather in San Jose de la Flores: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Jose de la Flores, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose de la Flores, September typically has an average temperature of 29°C (84°F), with highs reaching up to 43°C (110°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec656975818687878884787167
Data source: Temperature data for San Jose de la Flores 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 Jose de la Flores

In San Jose de la Flores in September, the precipitation amount is 120 mm (4.7 in) over a period of 12 days.

September Precipitation Trends in San Jose de la Flores

The chart displays monthly precipitation patterns in San Jose de la Flores, 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 Jose de la Flores, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec1315274061848134120792111
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Jose de la Flores

In San Jose de la Flores in September, humidity is 80%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and heavy, as sweat clings to your skin and every step requires extra effort.

September Average Humidity in San Jose de la Flores

This chart illustrates the average monthly humidity levels in San Jose de la Flores, 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 Jose de la Flores is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%84%85%79%71%72%80%85%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Jose de la Flores

In San Jose de la Flores 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 San Jose de la Flores.

Maximum UV Index Levels in San Jose de la Flores for September

The chart shows the monthly maximum UV Index (UVI) for San Jose de la Flores 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 Jose de la Flores typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111212121313121086
Data source: San Jose de la Flores 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 Jose de la Flores Compares to Other Months

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

This table compares monthly weather conditions in San Jose de la Flores, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)13 mm (0.5 inches)87%high
February Weather21°C (69°F)15 mm (0.6 inches)85%very high
March Weather24°C (76°F)27 mm (1.1 inches)83%extreme
April Weather27°C (81°F)40 mm (1.6 inches)84%extreme
May Weather30°C (86°F)61 mm (2.4 inches)85%extreme
June Weather30°C (87°F)84 mm (3.3 inches)79%extreme
July Weather31°C (88°F)81 mm (3.2 inches)71%extreme
August Weather31°C (89°F)34 mm (1.3 inches)72%extreme
September Weather29°C (84°F)120 mm (4.7 inches)80%extreme
October Weather26°C (78°F)79 mm (3.1 inches)85%very high
November Weather22°C (71°F)21 mm (0.8 inches)88%very high
December Weather19°C (67°F)11 mm (0.4 inches)89%high

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