Last updated: March 2, 2024
The weather in San Marcos, Mexico, during July is characterized by an average temperature of 18°C (65°F). Highs can soar to 28°C (82°F), while lows may dip to 11°C (53°F). Typically, the humidity level in San Marcos throughout July hovers around 68%.
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Average temperature
Maximum temperature
Humidity
In July, San Marcos averages 108 mm (4.3 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 13 hours 10 minutes of daylight, with the sun shining for approximately 9 hours 29 minutes each day. Additionally, there is a 19% probability of sunny days during this period.
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Rainy days
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Chance of sun
In July, the UV Index in San Marcos 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 | 2 | 5 | 9 | 12 | 14 | 14 | 13 | 9 | 6 | 3 | 1 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | |||||