Last updated: August 27, 2025
In September, the average temperature in San Jose Chiltepec, Mexico hovers around 27°C (80°F). Visitors can expect a minimum of 21°C (71°F) and a maximum of 36°C (96°F), creating a warm and inviting atmosphere. However, be prepared for rain, as 459 mm (18.1 in) of precipitation typically falls over 26 days. With an average humidity level of 84%, the air stays notably moist, enhancing the tropical vibe of this lovely destination.
In September in San Jose Chiltepec, the average temperature is 27°C (80°F). Maximums can reach 36°C (96°F) and minimums can drop to as low as 21°C (71°F). This makes San Jose Chiltepec an ideal destination for travelers seeking warm and pleasant weather.
In San Jose Chiltepec in September, the total precipitation amount is 459 mm (18.1 in) spread over 26 days.
In San Jose Chiltepec in September, humidity is 84%. With an average temperature of 27°C (80°F), this humidity feels like a thick, warm blanket enveloping you, making travel feel sluggish and exhausting.
In San Jose Chiltepec 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 Chiltepec.
UV Risk Categories
Weather in San Jose Chiltepec varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Jose Chiltepec, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 21°C (71°F) | 79 mm (3.1 inches) | 84% | very high |
| February Weather | 23°C (74°F) | 74 mm (2.9 inches) | 80% | extreme |
| March Weather | 25°C (77°F) | 63 mm (2.5 inches) | 73% | extreme |
| April Weather | 27°C (81°F) | 56 mm (2.2 inches) | 67% | extreme |
| May Weather | 29°C (84°F) | 127 mm (5.0 inches) | 72% | extreme |
| June Weather | 27°C (81°F) | 393 mm (15.5 inches) | 73% | extreme |
| July Weather | 27°C (81°F) | 255 mm (10.1 inches) | 76% | extreme |
| August Weather | 27°C (81°F) | 354 mm (14.0 inches) | 80% | extreme |
| September Weather | 27°C (80°F) | 459 mm (18.1 inches) | 84% | extreme |
| October Weather | 26°C (79°F) | 354 mm (13.9 inches) | 89% | extreme |
| November Weather | 23°C (74°F) | 177 mm (7.0 inches) | 88% | very high |
| December Weather | 22°C (72°F) | 66 mm (2.6 inches) | 88% | very high |