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Average water temperature in Simpson Bay

On this page you find the mean water temperature over the year in Simpson Bay (), Sint Maarten. Discover when the water is at its warmest and coolest, perfect for planning your visit.


In Simpson Bay, water temperatures are consistently warm throughout the year. The warmest month is September, with an average water temperature of 29°C.

The coolest month is April, with an average temperature of 26°C. This makes Simpson Bay a year-round destination for swimming and other water-based activities.


Forecast for Simpson Bay

Sun   Jan 05
30°C | 25°C
NE 8 m/s
partly cloudy and no rain

partly cloudy and no rain

Mon   Jan 06
29°C | 24°C
E 7 m/s
1.1 mm
almost clear and  chance of slight rain

almost clear and chance of slight rain

Tue   Jan 07
30°C | 24°C
E 5 m/s
almost clear and no rain

almost clear and no rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Simpson Bay.

Our site offers climate and forecast data for every country in the world. Are you going to Sint Maarten? On this website you can find historical weather averages for many cities in Sint Maarten. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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