Last updated: March 2, 2024
The weather in San Jose de Castellanos, Mexico, during September is characterized by an average temperature of 18°C (64°F). Highs can soar to 27°C (80°F), while lows may dip to 10°C (50°F). Typically, the humidity level in San Jose de Castellanos throughout September hovers around 81%.
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Average temperature
Maximum temperature
Humidity
In September, San Jose de Castellanos averages 123 mm (4.8 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 14 minutes of daylight, with the sun shining for approximately 9 hours 37 minutes each day. Additionally, there is a 20% probability of sunny days during this period.
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In September, the UV Index in San Jose de Castellanos 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 | ||||||