Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
May in Upper Princeʼs Quarter sees daytime temperatures around 28°C (82°F) and lows of 26°C (79°F) at night. With around 74 mm (2.9 in) of rainfall expected, it's worth packing a rain jacket.
If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Upper Princeʼs Quarter.
Pick a month to see the average temperature, rainfall and sunshine in Upper Princeʼs Quarter - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Upper Princeʼs Quarter typically stay consistent throughout May, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 26°C (79°F).
Browse day-by-day weather records for Upper Princeʼs Quarter spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on weather observations in Upper Princeʼs Quarter between 1981 and 2026, these are the recorded extremes during May.
Find out more about the weather in Sint Maarten and which places have the best travel conditions in this month. See all of Sint Maarten in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Upper Princeʼs Quarter climate overview or explore weather in Sint Maarten.
Where to go in May - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
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