Last updated: March 2, 2024
The weather in San Juan del Monte, Mexico, during September is characterized by an average temperature of 21°C (71°F). Highs can soar to 30°C (86°F), while lows may dip to 15°C (60°F). Typically, the humidity level in San Juan del Monte throughout September hovers around 84%.
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Average temperature
Maximum temperature
Humidity
In September, San Juan del Monte averages 190 mm (7.5 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 12 hours 13 minutes of daylight, with the sun shining for approximately 9 hours 31 minutes each day. Additionally, there is a 23% probability of sunny days during this period.
Precipitation
Rainy days
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Chance of sun
In September, the UV Index in San Juan del Monte reaches a maximum of 13, 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 | 0 | 1 | 2 | 4 | 7 | 11 | 13 | 13 | 12 | 9 | 5 | 2 | 1 |
| Exposure | Low | Moderate | High | Extreme | VeryHigh | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 10 min | 15 min | 30 min | 45 min | ||||||