Last updated: March 2, 2024
The weather in San Antonio de los Rios, Mexico, during September is characterized by an average temperature of 17°C (62°F). Highs can soar to 25°C (78°F), while lows may dip to 9°C (49°F). Typically, the humidity level in San Antonio de los Rios throughout September hovers around 86%.
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In September, San Antonio de los Rios averages 260 mm (10.3 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 12 hours 14 minutes of daylight, with the sun shining for approximately 9 hours 54 minutes each day. Additionally, there is a 23% probability of sunny days during this period.
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In September, the UV Index in San Antonio de los Rios reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, 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 | 4 | 8 | 11 | 13 | 14 | 12 | 9 | 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 | ||||||