September Weather in San Miguel el Alto (San Miguelito), Mexico

Last updated: August 27, 2025

In San Miguel el Alto (San Miguelito), Mexico, the average temperature in September is a pleasant 20°C (68°F). Expect minimums of 11°C (52°F) and maximums reaching 29°C (85°F). However, be prepared for some rain, as the area sees around 183 mm (7.2 in) of precipitation over 20 days. With an average humidity of 81%, it's the perfect time to enjoy the lush surroundings while keeping cool!

September Temperature in San Miguel el Alto (San Miguelito)

In September in San Miguel el Alto (San Miguelito), the average temperature is 20°C (68°F), with a maximum that can reach 29°C (85°F) and a minimum that can drop to as low as 11°C (52°F). This pleasant climate makes it an ideal time for outdoor activities and sightseeing.

September Weather in San Miguel el Alto (San Miguelito): Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Miguel el Alto (San Miguelito), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Miguel el Alto (San Miguelito), September typically has an average temperature of 20°C (68°F), with highs reaching up to 29°C (85°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec606469737472686867666360
Data source: Temperature data for San Miguel el Alto (San Miguelito) 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 Miguel el Alto (San Miguelito)

In San Miguel el Alto (San Miguelito) in September, the precipitation amount is 183 mm (7.2 in) during 20 days, indicating a relatively wet period.

September Precipitation Trends in San Miguel el Alto (San Miguelito)

The chart displays monthly precipitation patterns in San Miguel el Alto (San Miguelito), 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 Miguel el Alto (San Miguelito), September typically receives around 183 mm (7.2 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec5101364717021919918361235
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Miguel el Alto (San Miguelito)

In San Miguel el Alto (San Miguelito) in September humidity is 81%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make outdoor activities feel steamy and exhausting, potentially leading travelers to seek shade or a refreshing drink more often.

September Average Humidity in San Miguel el Alto (San Miguelito)

This chart illustrates the average monthly humidity levels in San Miguel el Alto (San Miguelito), 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 Miguel el Alto (San Miguelito) is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%65%58%58%67%76%67%68%81%83%84%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Miguel el Alto (San Miguelito)

In San Miguel el Alto (San Miguelito) 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 Miguel el Alto (San Miguelito).

Maximum UV Index Levels in San Miguel el Alto (San Miguelito) for September

The chart shows the monthly maximum UV Index (UVI) for San Miguel el Alto (San Miguelito) 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 Miguel el Alto (San Miguelito) typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911141414141313131298
Data source: San Miguel el Alto (San Miguelito) 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 Miguel el Alto (San Miguelito) Compares to Other Months

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

This table compares monthly weather conditions in San Miguel el Alto (San Miguelito), showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (60°F)5 mm (0.2 inches)74%very high
February Weather18°C (64°F)9 mm (0.4 inches)65%extreme
March Weather21°C (69°F)13 mm (0.5 inches)58%extreme
April Weather23°C (73°F)6 mm (0.2 inches)58%extreme
May Weather24°C (75°F)47 mm (1.9 inches)67%extreme
June Weather22°C (72°F)170 mm (6.7 inches)76%extreme
July Weather20°C (68°F)218 mm (8.6 inches)67%extreme
August Weather20°C (68°F)199 mm (7.8 inches)68%extreme
September Weather20°C (68°F)183 mm (7.2 inches)81%extreme
October Weather19°C (67°F)61 mm (2.4 inches)83%extreme
November Weather17°C (63°F)23 mm (0.9 inches)84%very high
December Weather16°C (60°F)5 mm (0.2 inches)81%very high

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