Last updated: August 27, 2025
In September, the average temperature in San Gregorio Aztotoacan, Mexico is a comfortable 15°C (60°F). However, visitors should be prepared for a range of temperatures, with a minimum of 6°C (43°F) and a maximum of 26°C (79°F). Expect significant precipitation, totaling 223 mm (8.8 in) over about 23 days, and note that humidity tends to be quite high at an average of 82%.
In September in San Gregorio Aztotoacan, the average temperature is 15°C (60°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 6°C (43°F). This moderate climate makes San Gregorio Aztotoacan an ideal destination for travelers seeking a comfortable escape.
In San Gregorio Aztotoacan in September, the total precipitation amount reaches 223 mm (8.8 in) over the course of 23 days.
In San Gregorio Aztotoacan in September humidity is 82%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and draining, which can hinder your travel experience.
In San Gregorio Aztotoacan 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 San Gregorio Aztotoacan, you can check here.
UV Risk Categories
Weather in San Gregorio Aztotoacan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Gregorio Aztotoacan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 12°C (53°F) | 21 mm (0.8 inches) | 84% | very high |
| February Weather | 14°C (57°F) | 10 mm (0.4 inches) | 78% | extreme |
| March Weather | 16°C (60°F) | 33 mm (1.3 inches) | 75% | extreme |
| April Weather | 16°C (61°F) | 60 mm (2.4 inches) | 70% | extreme |
| May Weather | 17°C (62°F) | 115 mm (4.5 inches) | 77% | extreme |
| June Weather | 16°C (61°F) | 203 mm (8.0 inches) | 76% | extreme |
| July Weather | 15°C (60°F) | 171 mm (6.7 inches) | 68% | extreme |
| August Weather | 16°C (61°F) | 176 mm (6.9 inches) | 70% | extreme |
| September Weather | 15°C (60°F) | 223 mm (8.8 inches) | 82% | extreme |
| October Weather | 15°C (59°F) | 94 mm (3.7 inches) | 91% | extreme |
| November Weather | 13°C (57°F) | 39 mm (1.5 inches) | 89% | very high |
| December Weather | 12°C (55°F) | 8 mm (0.3 inches) | 88% | very high |