Swimming in Florida in may 2025 Sea temperature by city in may
Do you want to go to the beach in Florida 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 Florida by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Florida in may 2025
Here, find the average sea temperature in Florida in may in several coastal cities.
81°F
min: 78°F / max: 86°F
81°F
min: 77°F / max: 85°F
76°F
min: 72°F / max: 80°F
79°F
min: 74°F / max: 84°F
79°F
min: 73°F / max: 84°F
Apalachicola
77°F
min: 72°F / max: 83°F
Biscayne National Park
82°F
min: 78°F / max: 85°F
81°F
min: 77°F / max: 84°F
Caladesi Island
79°F
min: 74°F / max: 84°F
80°F
min: 75°F / max: 85°F
Cedar Key
79°F
min: 73°F / max: 84°F
79°F
min: 73°F / max: 84°F
79°F
min: 75°F / max: 83°F
Egmont Key
79°F
min: 73°F / max: 84°F
81°F
min: 77°F / max: 85°F
80°F
min: 77°F / max: 84°F
77°F
min: 71°F / max: 83°F
Gulf Islands National Seashore
78°F
min: 70°F / max: 86°F
Hernando Beach
79°F
min: 74°F / max: 84°F
75°F
min: 70°F / max: 81°F
82°F
min: 78°F / max: 85°F
Lido Key
79°F
min: 73°F / max: 85°F
Miramar Beach
77°F
min: 71°F / max: 83°F
Naples
80°F
min: 76°F / max: 85°F
77°F
min: 73°F / max: 82°F
Palm Coast
77°F
min: 73°F / max: 81°F
Panama City Beach - Florida
77°F
min: 71°F / max: 83°F
Pine Island
79°F
min: 75°F / max: 85°F
Port St Joe
77°F
min: 71°F / max: 83°F
80°F
min: 75°F / max: 85°F
St George Island
77°F
min: 72°F / max: 83°F
79°F
min: 73°F / max: 84°F
Titusville
78°F
min: 75°F / max: 82°F
79°F
min: 75°F / max: 83°F
Big Pine Key
82°F
min: 78°F / max: 85°F
Callaway
77°F
min: 71°F / max: 83°F
Cape Coral
80°F
min: 75°F / max: 85°F
77°F
min: 73°F / max: 81°F
75°F
min: 71°F / max: 81°F
80°F
min: 75°F / max: 85°F
81°F
min: 78°F / max: 86°F
80°F
min: 76°F / max: 86°F
Palm Bay
79°F
min: 75°F / max: 83°F
77°F
min: 71°F / max: 83°F
Port Charlotte
79°F
min: 74°F / max: 85°F
Port Saint Lucie
80°F
min: 77°F / max: 84°F
79°F
min: 74°F / max: 85°F
81°F
min: 77°F / max: 84°F
Where should you go swimming in Florida in the month of may?
Swimming in Florida in may is ideal (in the best case scenario)
In may in Florida swimming conditions vary by city. Details below:
In may in Miami, Key West, Biscayne National Park, Boynton Beach, Captiva Island, Fort Lauderdale, Fort Pierce, Key Largo, Naples, Pine Island, Sanibel Island, Big Pine Key, Cape Coral, Fort Myers, Islamorada, Marco Island, Port Charlotte, Port Saint Lucie and West Palm Beach, swimming conditions are perfect! With water reaching a maximum of 86°F and an average of 81°F, going in the water (and staying there!) feels great.
As for St. Augustine, Tampa, Anna Maria Island, Apalachicola, Caladesi Island, Cedar Key, Clearwater, Cocoa Beach, Egmont Key, Fort Walton Beach, Gulf Islands National Seashore, Hernando Beach, Jacksonville, Lido Key, Miramar Beach, New Smyrna Beach, Palm Coast, Panama City Beach - Florida, Port St Joe, St George Island, St Petersburg, Titusville, Vero Beach, Callaway, Daytona Beach, Fernandina Beach, Palm Bay, Pensacola and Sarasota, swimming is pleasant in may. The sea water is 76°F on average (min: 72°F/max: 80°F) so you can easily spend time in the water.
Where to go swimming in Florida in may: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in may
Miami
| May | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 78°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 83°F | ||
| Minimum outside temperature | 79°F | ||
| Precipitation | 5.8in | ||
| Number of days of precipitation | 10 jour(s) (33%) | ||
| Cloud cover | 28% | ||
| Our opinion | ideal swimming |
More information on swimming in Miami in may
Key West
| May | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 77°F | ||
| Maximum sea temperature | 85°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 79°F | ||
| Precipitation | 6.3in | ||
| Number of days of precipitation | 8 jour(s) (27%) | ||
| Cloud cover | 25% | ||
| Our opinion | ideal swimming |
More information on swimming in Key West in may
St. Augustine
| May | |||
| Average sea temperature | 76°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 80°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 74°F | ||
| Precipitation | 6.6in | ||
| Number of days of precipitation | 8 jour(s) (24%) | ||
| Cloud cover | 26% | ||
| Our opinion | pleasant swimming |
More information on swimming in St. Augustine in may
Tampa
| May | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 74°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 81°F | ||
| Maximum outside temperature | 88°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 5.7in | ||
| Number of days of precipitation | 9 jour(s) (28%) | ||
| Cloud cover | 23% | ||
| Our opinion | pleasant swimming |
More information on swimming in Tampa in may
Anna Maria Island
| May | |||
| Average sea temperature | 79°F | ||
| Minimum sea temperature | 73°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 83°F | ||
| Minimum outside temperature | 76°F | ||
| Precipitation | 4.4in | ||
| Number of days of precipitation | 7 jour(s) (23%) | ||
| Cloud cover | 19% | ||
| Our opinion | pleasant swimming |
More information on swimming in Anna Maria Island in may
List of coastal cities in Florida
| Miami in may | ideal swimming |
| Key West in may | ideal swimming |
| St. Augustine in may | pleasant swimming |
| Tampa in may | pleasant swimming |
| Anna Maria Island in may | pleasant swimming |
| Apalachicola in may | pleasant swimming |
| Biscayne National Park in may | ideal swimming |
| Boynton Beach in may | ideal swimming |
| Caladesi Island in may | pleasant swimming |
| Captiva Island in may | ideal swimming |
| Cedar Key in may | pleasant swimming |
| Clearwater in may | pleasant swimming |
| Cocoa Beach in may | pleasant swimming |
| Egmont Key in may | pleasant swimming |
| Fort Lauderdale in may | ideal swimming |
| Fort Pierce in may | ideal swimming |
| Fort Walton Beach in may | pleasant swimming |
| Gulf Islands National Seashore in may | pleasant swimming |
| Hernando Beach in may | pleasant swimming |
| Jacksonville in may | pleasant swimming |
| Key Largo in may | ideal swimming |
| Lido Key in may | pleasant swimming |
| Miramar Beach in may | pleasant swimming |
| Naples in may | ideal swimming |
| New Smyrna Beach in may | pleasant swimming |
| Palm Coast in may | pleasant swimming |
| Panama City Beach - Florida in may | pleasant swimming |
| Pine Island in may | ideal swimming |
| Port St Joe in may | pleasant swimming |
| Sanibel Island in may | ideal swimming |
| St George Island in may | pleasant swimming |
| St Petersburg in may | pleasant swimming |
| Titusville in may | pleasant swimming |
| Vero Beach in may | pleasant swimming |
| Big Pine Key in may | ideal swimming |
| Callaway in may | pleasant swimming |
| Cape Coral in may | ideal swimming |
| Daytona Beach in may | pleasant swimming |
| Fernandina Beach in may | pleasant swimming |
| Fort Myers in may | ideal swimming |
| Islamorada in may | ideal swimming |
| Marco Island in may | ideal swimming |
| Palm Bay in may | pleasant swimming |
| Pensacola in may | pleasant swimming |
| Port Charlotte in may | ideal swimming |
| Port Saint Lucie in may | ideal swimming |
| Sarasota in may | pleasant swimming |
| West Palm Beach in may | ideal swimming |