May weather forecast
Sint Maarten

In May, the weather in Sint Maarten continues its transition towards the rainy season. The temperatures slightly increase, with averages ranging from 26°C (78.8°F) to 31°C (87.8°F). As in previous months, the coastal city of Philipsburg follows a similar pattern due to its geographical location.

While May does not hold any extreme weather records for Sint Maarten, it marks a distinct transition in the island's climate. Rainfall continues to increase compared to April, with average precipitation reaching approximately 90mm (3.54"). This increase is indicative of the rainy season settling in, a trend that will continue in the upcoming months.

In comparison to April, May experiences a steady increase in rainfall, while the temperature range remains more or less constant. This trend is representative of the rainy season's progression, which typically extends until November.

Across the island, the weather remains fairly consistent, with minor temperature variations between the coast and hilly inland regions due to topographical differences.

Despite the increased rainfall, the weather in May still presents opportunities for outdoor activities, given the warm temperatures. However, visitors should anticipate occasional rain showers that could disrupt plans momentarily but generally do not last long.

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• Philipsburg - May »
  January, February, May through July, September through December, with an average of 8h of sunshine, are months with the least sunshine in Philipsburg, Sint Maarten. Throughout the year, in Philipsburg there are 200 rainfall days, and 1000mm (39.37") of precipitation is accumulated.
• Belvedere - May »
  In Belvedere in May, it is raining for 23.7 days, with typically 84mm (3.31") of accumulated precipitation. On the last day of May, in Belvedere sunrise is at 05:35 and sunset at 18:44 AST.
• Mary's Fancy - May »
  The months with the highest humidity in Mary's Fancy are May through August, with an average relative humidity of 78%. January through December, with an average maximum UV index of 7, are months with the highest UV index in Mary's Fancy.