Simpson Bay Weather in April
With daytime temperatures of 27°C (81°F) and nighttime lows of 25°C (77°F), April in Simpson Bay brings high temperatures during the day. The perfect weather makes it an appealing time to visit.
Rainfall in Simpson Bay in April
Rain is expected on roughly 12 days, totalling around 45 mm (1.8 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Simpson Bay in April
April is a perfect month in Simpson Bay, with 27°C (81°F) during the day and 25°C (77°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Simpson Bay in April
There are approximately 266 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Simpson Bay in April
April has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.
Average water temperature in April
At 26°C (79°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.If you're a fan of comfortable temperatures and drier conditions, April is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sint Maarten, check out our Simpson Bay's climate page.
Simpson Bay Temperature in April
Min Temperature
25°C (77°F)
Max Temperature
27°C (81°F)
Water Temperature
26°C (79°F) *
Chance of Rain
41%
Precipitation
45 mm (1.8 in)
Rainy days
12 days
Humidity
77% *
Windspeed
5 m/s (10 knots) *
Sunshine
266 hours *
Percentage Sunshine
69% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Simpson Bay typically stay consistent throughout April, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in April
Historical weather for Simpson Bay in April
Browse day-by-day weather records for Simpson Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Simpson Bay historical weather extremes in April
Based on weather observations in Simpson Bay between 1978 and 2026, these are the recorded extremes during April.
- The hottest April day on record in Simpson Bay reached 32°C (90°F) (April 25, 1987).
- The coldest April day was on April 16, 1982, with a maximum of 24°C (75°F).
- Simpson Bay registered its coldest April night on April 3, 2007, with temperatures dropping to 20°C (68°F).
Best Places in Sint Maarten in April
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 April →
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What to Wear in Simpson Bay in April
Warm weather calls for comfortable, breathable clothing in April. 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. The water temperature sits at about 26°C (79°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Simpson Bay in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sint Maarten, check out our Simpson Bay's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Simpson Bay climate overview or explore weather in Sint Maarten.
