Last updated: March 2, 2024
The weather in Cayes-Jacmel, Haiti, during September is characterized by an average temperature of 26°C (79°F). Highs can soar to 29°C (85°F), while lows may dip to 24°C (75°F). Typically, the humidity level in Cayes-Jacmel throughout September hovers around 76%.
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Humidity
In September, Cayes-Jacmel averages 127 mm (5.0 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 12 hours 12 minutes of daylight, with the sun shining for approximately 10 hours 23 minutes each day. Additionally, there is a 56% probability of sunny days during this period.
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In September, the UV Index in Cayes-Jacmel reaches a maximum of 12, 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 | 4 | 7 | 10 | 11 | 12 | 10 | 7 | 4 | 2 | 1 | 0 |
| 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 | ||||