Last updated: March 2, 2024
The weather in Bay Saint Louis, United States, during May is characterized by an average temperature of 24°C (76°F). Highs can soar to 28°C (83°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Bay Saint Louis throughout May hovers around 73%.
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Average temperature
Maximum temperature
Humidity
In May, Bay Saint Louis averages 138 mm (5.4 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 13 hours 41 minutes of daylight, with the sun shining for approximately 10 hours 23 minutes each day. Additionally, there is a 38% probability of sunny days during this period.
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Chance of sun
In May, the UV Index in Bay Saint Louis reaches a maximum of 11, 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 | 2 | 4 | 7 | 9 | 11 | 11 | 10 | 8 | 5 | 3 | 1 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 30 min | 45 min | |||||