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September Weather in Tlachichilco, Mexico

Last updated: August 27, 2025

In September, the average temperature in Tlachichilco, Mexico is a pleasant 20°C (68°F). You'll experience a mild range, with minimums dipping to 13°C (56°F) and maximums reaching 28°C (83°F). Be prepared for some rain, as 317 mm (12.5 in) of precipitation falls over approximately 28 days, contributing to a notably high average humidity of 82%.

September Temperature in Tlachichilco

In September in Tlachichilco, the average temperature is 20°C (68°F). The maximum can reach 28°C (83°F) and the minimum can be as low as 13°C (56°F). This pleasant climate makes Tlachichilco an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

September Weather in Tlachichilco: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tlachichilco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tlachichilco, September typically has an average temperature of 20°C (68°F), with highs reaching up to 28°C (83°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec646669717169686867676664
Data source: Temperature data for Tlachichilco 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 Tlachichilco

In Tlachichilco in September, the total precipitation amount is 317 mm (12.5 in), accumulated over the course of 28 days.

September Precipitation Trends in Tlachichilco

The chart displays monthly precipitation patterns in Tlachichilco, 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 Tlachichilco, September typically receives around 317 mm (12.5 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec92112386228195272317146249
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tlachichilco

In Tlachichilco in September humidity is 82%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit sluggish but surprisingly refreshing, as long as you take breaks in shaded areas to cool off.

September Average Humidity in Tlachichilco

This chart illustrates the average monthly humidity levels in Tlachichilco, 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 Tlachichilco is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tlachichilco

In Tlachichilco in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Tlachichilco, you can check here.

Maximum UV Index Levels in Tlachichilco for September

The chart shows the monthly maximum UV Index (UVI) for Tlachichilco 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 Tlachichilco typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151415141412109
Data source: Tlachichilco 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 Tlachichilco Compares to Other Months

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

This table compares monthly weather conditions in Tlachichilco, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)9 mm (0.4 inches)65%very high
February Weather19°C (66°F)2 mm (0.1 inches)61%extreme
March Weather21°C (69°F)11 mm (0.4 inches)59%extreme
April Weather22°C (71°F)23 mm (0.9 inches)62%extreme
May Weather22°C (72°F)86 mm (3.4 inches)73%extreme
June Weather20°C (69°F)228 mm (9.0 inches)78%extreme
July Weather20°C (68°F)195 mm (7.7 inches)79%extreme
August Weather20°C (68°F)272 mm (10.7 inches)82%extreme
September Weather20°C (68°F)317 mm (12.5 inches)82%extreme
October Weather19°C (67°F)146 mm (5.7 inches)79%extreme
November Weather19°C (66°F)24 mm (1.0 inches)72%very high
December Weather18°C (64°F)9 mm (0.3 inches)70%very high

Compare Tlachichilco's Climate with Cities Worldwide