Sun, sea & sand

Sint Maarten (Philipsburg) weather in May

Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.

86

Holiday weather in May

Excellent

Best time to visit: December – August

What is the weather like in Sint Maarten (Philipsburg) in May?

In May, Sint Maarten (Philipsburg) is warm: daytime highs average 27 °C, and even at night it stays warm at around 26 °C. The sea averages 27.5 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 58 mm in total. The air is often humid and muggy. It is often windy, with gusts of around 29 km/h. All in all, May is an excellent month for a holiday in Sint Maarten (Philipsburg).

May compared

How the weather changes from April to June. Tap a month to open it.

AprilAprMayMayJuneJun
Score938687
Day26°27°28°
Night25°26°26°
Sea27°28°28°
Sun9 h8 h8 h
Rain days91211

More details for May

Daylight
12 h 58 min05:39 – 18:37
UV index
13 · extremeclear sky, noon (estimate)All months
Muggy days
31 daysdew point 18 °C or moreAll months
Wind
29 km/haverage daily peakAll months
Cloud cover
55 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC−4America/Lower_Princes

How the score comes together

  • Temperatureweight 35 %100 %
  • Seaweight 25 %100 %
  • Sunshineweight 20 %87 %
  • Few rainy daysweight 20 %43 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in May

  • Swimwear
  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • Insect repellent
  • Rain jacket or umbrella
  • Windproof jacket

Sint Maarten (Philipsburg) in May: quick answers

Is Sint Maarten (Philipsburg) hot in May?

Warm rather than hot: in May, daytime highs in Sint Maarten (Philipsburg) average 27 °C and nights cool to about 26 °C.

Can you swim in Sint Maarten (Philipsburg) in May?

Yes. In May the sea averages 27.5 °C – lovely and warm for swimming.

Does it rain much in Sint Maarten (Philipsburg) in May?

Rain is frequent, with about 12 rainy days and 58 mm in total.

Sint Maarten (Philipsburg) month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences