Last updated: March 2, 2024
The weather in Union Progreso, Mexico, during September is characterized by an average temperature of 19°C (67°F). Highs can soar to 26°C (80°F), while lows may dip to 14°C (58°F). Typically, the humidity level in Union Progreso throughout September hovers around 82%.
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Humidity
In September, Union Progreso averages 379 mm (14.9 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 12 hours 11 minutes of daylight, with the sun shining for approximately 9 hours 17 minutes each day. Additionally, there is a 14% probability of sunny days during this period.
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In September, the UV Index in Union Progreso 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 | 1 | 1 | 3 | 6 | 10 | 13 | 14 | 13 | 10 | 6 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||