Last updated: March 2, 2024
The weather in San Patricio, Mexico, during September is characterized by an average temperature of 28°C (82°F). Highs can soar to 32°C (89°F), while lows may dip to 25°C (77°F). Typically, the humidity level in San Patricio throughout September hovers around 83%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In September, San Patricio averages 235 mm (9.2 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 12 hours 12 minutes of daylight, with the sun shining for approximately 8 hours 32 minutes each day. Additionally, there is a 19% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in San Patricio reaches a maximum of 13, 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 | 1 | 3 | 6 | 10 | 12 | 13 | 12 | 9 | 6 | 3 | 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 | ||||