Swimming in Louisiana in may 2025 Sea temperature by city in may
Do you want to go to the beach in Louisiana in may 2025? 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 may in Louisiana by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Louisiana in may 2025
Here, find the average sea temperature in Louisiana in may in several coastal cities.
77°F
min: 71°F / max: 84°F
Cameron
78°F
min: 72°F / max: 84°F
Grand Isle
79°F
min: 73°F / max: 85°F
Holly Beach
78°F
min: 72°F / max: 84°F
Houma
79°F
min: 73°F / max: 85°F
Lake Charles
78°F
min: 73°F / max: 84°F
Morgan City
79°F
min: 73°F / max: 85°F
Pecan Island
78°F
min: 73°F / max: 84°F
Port Sulphur
79°F
min: 73°F / max: 85°F
Slidell
77°F
min: 71°F / max: 84°F
Where should you go swimming in Louisiana in the month of may?
Swimming in Louisiana in may is pleasant
In may in Louisiana swimming conditions are generally the same everywhere.
As for New Orleans, Cameron, Grand Isle, Holly Beach, Houma, Lake Charles, Morgan City, Pecan Island, Port Sulphur and Slidell, swimming is pleasant in may. The sea water is 77°F on average (min: 71°F/max: 84°F) so you can easily spend time in the water.
Where to go swimming in Louisiana in may: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in may
New Orleans
| May | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 71°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 74°F | ||
| Precipitation | 3.4in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 25% | ||
| Our opinion | pleasant swimming |
More information on swimming in New Orleans in may
Cameron
| May | |||
| Average sea temperature | 78°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 72°F | ||
| Precipitation | 5.1in | ||
| Number of days of precipitation | 6 jour(s) (18%) | ||
| Cloud cover | 30% | ||
| Our opinion | pleasant swimming |
Grand Isle
| May | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 73°F | ||
| Maximum sea temperature | 85°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 3.4in | ||
| Number of days of precipitation | 6 jour(s) (18%) | ||
| Cloud cover | 23% | ||
| Our opinion | pleasant swimming |
Holly Beach
| May | |||
| Average sea temperature | 78°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 72°F | ||
| Precipitation | 5.1in | ||
| Number of days of precipitation | 6 jour(s) (18%) | ||
| Cloud cover | 30% | ||
| Our opinion | pleasant swimming |
Houma
| May | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 73°F | ||
| Maximum sea temperature | 85°F | ||
| Average outside temperature | 77°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 72°F | ||
| Precipitation | 3.6in | ||
| Number of days of precipitation | 6 jour(s) (19%) | ||
| Cloud cover | 25% | ||
| Our opinion | pleasant swimming |
List of coastal cities in Louisiana
| New Orleans in may | pleasant swimming |
| Cameron in may | pleasant swimming |
| Grand Isle in may | pleasant swimming |
| Holly Beach in may | pleasant swimming |
| Houma in may | pleasant swimming |
| Lake Charles in may | pleasant swimming |
| Morgan City in may | pleasant swimming |
| Pecan Island in may | pleasant swimming |
| Port Sulphur in may | pleasant swimming |
| Slidell in may | pleasant swimming |