Last updated: March 2, 2024
The weather in San Juan Hueyapan, Mexico, during September is characterized by an average temperature of 16°C (61°F). Highs can soar to 23°C (74°F), while lows may dip to 9°C (48°F). Typically, the humidity level in San Juan Hueyapan throughout September hovers around 82%.
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In September, San Juan Hueyapan averages 267 mm (10.5 inches) of rainfall, typically over the course of 26 rainy days. The month enjoys an average of 12 hours 13 minutes of daylight, with the sun shining for approximately 8 hours 41 minutes each day. Additionally, there is a 12% probability of sunny days during this period.
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In September, the UV Index in San Juan Hueyapan reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 2 | 5 | 9 | 12 | 14 | 14 | 12 | 8 | 5 | 2 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 30 min | 45 min | ||||||