Swimming in Saint-Barthelemy in march 2026 Sea temperature by city in march
Do you want to go to the beach in Saint-Barthelemy in march 2026? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in march in Saint-Barthelemy by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Saint-Barthelemy in march 2026
Here, find the average sea temperature in Saint-Barthelemy in march in several coastal cities.
80°F
min: 78°F / max: 81°F
Grand Cul-de-Sac
80°F
min: 78°F / max: 81°F
Colombier (Saint-Barth)
80°F
min: 78°F / max: 81°F
Chevreau Island
79°F
min: 78°F / max: 81°F
Fourchue Island
80°F
min: 78°F / max: 81°F
Frégate Island
80°F
min: 78°F / max: 81°F
Nikki Beach
79°F
min: 78°F / max: 81°F
Where should you go swimming in Saint-Barthelemy in the month of march?
Swimming in Saint-Barthelemy in march is ideal
In march in Saint-Barthelemy swimming conditions are generally the same everywhere.
In march in Gustavia, Grand Cul-de-Sac, Colombier (Saint-Barth), Chevreau Island, Fourchue Island, Frégate Island and Nikki Beach, swimming conditions are perfect! With water reaching a maximum of 81°F and an average of 80°F, going in the water (and staying there!) feels great.
Where to go swimming in Saint-Barthelemy in march: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in march
Gustavia
| March | |||
| Average sea temperature | 80°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (11%) | ||
| Cloud cover | 35% | ||
| Our opinion | ideal swimming |
More information on swimming in Gustavia in march
Grand Cul-de-Sac
| March | |||
| Average sea temperature | 80°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (11%) | ||
| Cloud cover | 35% | ||
| Our opinion | ideal swimming |
Colombier (Saint-Barth)
| March | |||
| Average sea temperature | 80°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (11%) | ||
| Cloud cover | 35% | ||
| Our opinion | ideal swimming |
Chevreau Island
| March | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (11%) | ||
| Cloud cover | 35% | ||
| Our opinion | ideal swimming |
Fourchue Island
| March | |||
| Average sea temperature | 80°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.7in | ||
| Number of days of precipitation | 4 jour(s) (11%) | ||
| Cloud cover | 35% | ||
| Our opinion | ideal swimming |
List of coastal cities in Saint-Barthelemy
| Gustavia in march | ideal swimming |
| Grand Cul-de-Sac in march | ideal swimming |
| Colombier (Saint-Barth) in march | ideal swimming |
| Chevreau Island in march | ideal swimming |
| Fourchue Island in march | ideal swimming |
| Frégate Island in march | ideal swimming |
| Nikki Beach in march | ideal swimming |