Last updated: March 2, 2024
The weather in Mariano Matamoros, Mexico, during September is characterized by an average temperature of 20°C (68°F). Highs can soar to 27°C (80°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Mariano Matamoros throughout September hovers around 87%.
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In September, Mariano Matamoros averages 518 mm (20.4 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 41 minutes each day. Additionally, there is a 17% probability of sunny days during this period.
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In September, the UV Index in Mariano Matamoros 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 | ||||