Last updated: August 27, 2025
In September, the average temperature in San Juan Zitlaltepec, Mexico hovers around 17°C (63°F), with minimums dipping to 6°C (43°F) and highs reaching up to 27°C (80°F). This month also brings an average precipitation of 159 mm (6.2 in) spread over approximately 21 days, contributing to a humidity level of 82%. Stay prepared for a mix of mild warmth and refreshing rain!
In September in San Juan Zitlaltepec, the average temperature is 17°C (63°F). Maximums can reach 27°C (80°F), while minimums can be as low as 6°C (43°F). It's a great time to explore San Juan Zitlaltepec and enjoy the pleasant weather!
In San Juan Zitlaltepec in September, the total precipitation amount is 159 mm (6.2 in), occurring over the course of 21 days.
In San Juan Zitlaltepec in September, humidity is 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.
In San Juan Zitlaltepec 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 Juan Zitlaltepec, you can check here.
UV Risk Categories
Weather in San Juan Zitlaltepec varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Juan Zitlaltepec, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 12 mm (0.5 inches) | 84% | very high |
| February Weather | 15°C (60°F) | 10 mm (0.4 inches) | 78% | extreme |
| March Weather | 17°C (64°F) | 22 mm (0.9 inches) | 75% | extreme |
| April Weather | 19°C (66°F) | 29 mm (1.1 inches) | 70% | extreme |
| May Weather | 20°C (68°F) | 46 mm (1.8 inches) | 77% | extreme |
| June Weather | 19°C (66°F) | 137 mm (5.4 inches) | 76% | extreme |
| July Weather | 18°C (64°F) | 116 mm (4.5 inches) | 68% | extreme |
| August Weather | 17°C (64°F) | 137 mm (5.4 inches) | 70% | extreme |
| September Weather | 17°C (63°F) | 159 mm (6.2 inches) | 82% | extreme |
| October Weather | 16°C (61°F) | 85 mm (3.4 inches) | 91% | extreme |
| November Weather | 14°C (58°F) | 23 mm (0.9 inches) | 89% | very high |
| December Weather | 13°C (57°F) | 5 mm (0.2 inches) | 88% | very high |