Last updated: March 2, 2024
The weather in Soufriere, Saint Lucia, during September is characterized by an average temperature of 28°C (82°F). Highs can soar to 31°C (88°F), while lows may dip to 25°C (78°F). Typically, the humidity level in Soufriere throughout September hovers around 80%.
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Average temperature
Maximum temperature
Humidity
In September, Soufriere averages 136 mm (5.4 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 12 hours 10 minutes of daylight, with the sun shining for approximately 10 hours 45 minutes each day. Additionally, there is a 50% probability of sunny days during this period.
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Rainy days
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Chance of sun
In September, the UV Index in Soufriere reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 | 3 | 6 | 10 | 13 | 14 | 12 | 9 | 6 | 3 | 1 | 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 | ||||