May Weather in Gustavia

Last updated: March 2, 2024

The weather in Gustavia, Saint Barthélemy, during May is characterized by an average temperature of 26°C (79°F). Highs can soar to 27°C (81°F), while lows may dip to 24°C (76°F). Typically, the humidity level in Gustavia throughout May hovers around 79%.

24°C (76°F)

Minimum temperature

26°C (79°F)

Average temperature

27°C (81°F)

Maximum temperature

79%

Humidity

Precipitation and Sunshine hours

In May, Gustavia averages 47 mm (1.8 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 12 hours 58 minutes of daylight, with the sun shining for approximately 11 hours 41 minutes each day. Additionally, there is a 60% probability of sunny days during this period.

47 mm (1.8 inches)

Precipitation

12 rainy days

Rainy days

11 hours 41 minutes

Sunshine hours

60%

Chance of sun

UV Index

In May, the UV Index in Gustavia reaches a maximum of 13, 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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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 12 13 12 10 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

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