Last updated: March 2, 2024
The weather in San Antonio, Peru, during September is characterized by an average temperature of 18°C (65°F). Highs can soar to 26°C (78°F), while lows may dip to 11°C (53°F). Typically, the humidity level in San Antonio throughout September hovers around 58%.
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Average temperature
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Humidity
In September, San Antonio averages 0 mm (0.0 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 11 hours 59 minutes of daylight, with the sun shining for approximately 11 hours 18 minutes each day. Additionally, there is a 72% probability of sunny days during this period.
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Chance of sun
In September, the UV Index in San Antonio reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 | 2 | 5 | 8 | 12 | 14 | 14 | 12 | 8 | 5 | 2 | 1 | 0 | 0 |
| 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 | ||||||