St Barts Weather in April - Climate, Sea, Wind & Travel Conditions
April inaugurates the shoulder season in Saint Barthelemy, an often overlooked period that offers excellent weather conditions with considerably reduced tourist crowds. The temperatures rise slightly between 24°C (75°F) and 30°C (86°F), the sea reaches 27°C (81°F) and the trade winds persist, guaranteeing optimal comfort despite the increasing heat.
Crowds are low with rates 30-40% lower than in high season, making April ideal for travelers seeking authenticity and tranquility. The island finds its calm again, beaches are nearly deserted and restaurants accessible without reservation. April hosts the Gourmet Festival, attracting international gastronomy enthusiasts in a relaxed atmosphere, far from the winter frenzy.
Weather overview in April in St Barts
April marks the official transition to low season in Saint Barthelemy. The weather remains excellent with pleasant temperatures between 24°C (75°F) and 30°C (86°F), but there is a slight increase in humidity and rainfall. The sea water warms pleasantly to 27°C (81°F), offering perfect conditions for swimming.
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Temperatures and wind conditions
Air temperatures
Temperatures rise slightly. It starts to get warmer, but humidity remains bearable with the sea breeze.
Wind conditions
The wind weakens considerably, creating a calm and restful atmosphere. All beaches are accessible.
Sea temperature and ocean conditions
Water temperature
27°C (81°F)
Very pleasant
Sea state
Calm
Excellent conditions
Visibility
20-25 meters (65-80 ft)
Very good
Recommended water activities
Wind and sailing conditions
Weakened trade winds
Trade winds lose intensity in April (10-20 km/h or 6-12 mph), making the atmosphere calmer and all beaches accessible. The breeze remains sufficient to avoid stifling heat.
First tropical showers
Showers become more frequent but remain short and localized. They usually occur in late afternoon or at night, pleasantly cooling the atmosphere without disrupting your activities.
Natural risks in April
Hurricane risk
No hurricane risk in April. Hurricane season doesn't start until June. You can travel with complete peace of mind.
Sargassum risk
April marks the beginning of sargassum season. Seaweed may start arriving in quantity on east and south facing beaches (Toiny, Grand Fond, Saline). Protected beaches (St-Jean, Flamands, Colombier) generally remain unaffected.
Saharan sand dust
The first Saharan sand haze events may reach St Barts in April. They create an atmospheric veil and spectacular orange sunsets, but can affect visibility.
Visitor numbers, pollution and noise
Tourist traffic
April is one of the quietest months of the year. Tourist traffic drops drastically. Beaches are nearly deserted, restaurants have space, and the atmosphere is very relaxed. Some establishments close for annual renovation.
Advantages
- • Deserted beaches
- • Very attractive rates
- • Authentic local atmosphere
Points to consider
- • Some restaurants closed
- • Fewer events
- • Limited nightlife
Road traffic
Traffic is minimal. Roads are clear at all hours. Very pleasant travel.
Construction work
April is a month of construction and renovations. Numerous maintenance and building sites.
Air pollution
Air pollution is non-existent despite construction work. Sea breezes guarantee pure air.
Is April a good time to visit St Barts?
YES, April is an excellent month for flexible travelers
April offers still very favorable weather conditions with warm sea, few crowds and attractive rates. It's ideal for those seeking authenticity and calm, even if sargassum may start appearing and some establishments close.
Ideal for:
- Travelers seeking absolute peace
- Limited budget (best rates)
- Swimming enthusiasts (water at 27°C/81°F)
- Those appreciating local authenticity
To consider:
- Start of sargassum (east/south beaches)
- Some establishments closed
- More frequent showers (short)
- Ongoing renovation work
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