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September Weather in San Jose Chapayal, Mexico

Last updated: August 27, 2025

In San Jose Chapayal, Mexico, the average temperature in September hovers around 22°C (72°F). Expect a minimum of 16°C (61°F) and a maximum of 30°C (86°F) during this time. The region experiences substantial precipitation, with an average of 379 mm (14.9 in) over 28 days, coupled with a high average humidity of 87%.

September Temperature in San Jose Chapayal

In September in San Jose Chapayal, the average temperature is 22°C (72°F). Maximum can reach 30°C (86°F) and minimum can be as low as 16°C (61°F). This makes San Jose Chapayal an ideal destination for travelers seeking pleasant weather and outdoor activities.

September Weather in San Jose Chapayal: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Jose Chapayal, 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 Chapayal, September typically has an average temperature of 22°C (72°F), with highs reaching up to 30°C (86°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec646769727372727271706765
Data source: Temperature data for San Jose Chapayal 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 Chapayal

In San Jose Chapayal in September, the precipitation amount is 379 mm (14.9 in) over the course of 28 days.

September Precipitation Trends in San Jose Chapayal

The chart displays monthly precipitation patterns in San Jose Chapayal, 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 Chapayal, September typically receives around 379 mm (14.9 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec16089105109229436211301379398263173
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Jose Chapayal

In San Jose Chapayal in September humidity is 87%. With an average temperature of 22°C (72°F), this humidity feels like a warm blanket wrapping around you, making every step while traveling feel slightly heavier and more tedious, yet still refreshing in the shade.

September Average Humidity in San Jose Chapayal

This chart illustrates the average monthly humidity levels in San Jose Chapayal, 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 Chapayal is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%66%59%64%69%82%87%87%88%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Jose Chapayal

In San Jose Chapayal 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 San Jose Chapayal.

Maximum UV Index Levels in San Jose Chapayal for September

The chart shows the monthly maximum UV Index (UVI) for San Jose Chapayal 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 Chapayal typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414131312109
Data source: San Jose Chapayal 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 Chapayal Compares to Other Months

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

This table compares monthly weather conditions in San Jose Chapayal, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)160 mm (6.3 inches)83%very high
February Weather19°C (67°F)89 mm (3.5 inches)76%extreme
March Weather20°C (69°F)105 mm (4.1 inches)66%extreme
April Weather22°C (72°F)109 mm (4.3 inches)59%extreme
May Weather23°C (74°F)229 mm (9.0 inches)64%extreme
June Weather22°C (72°F)436 mm (17.2 inches)69%extreme
July Weather22°C (72°F)211 mm (8.3 inches)82%extreme
August Weather22°C (72°F)301 mm (11.8 inches)87%extreme
September Weather22°C (72°F)379 mm (14.9 inches)87%extreme
October Weather21°C (71°F)398 mm (15.7 inches)88%extreme
November Weather19°C (67°F)263 mm (10.4 inches)88%very high
December Weather18°C (65°F)173 mm (6.8 inches)88%very high

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