Skip to content
seatemperatures.net

Warmest beach in Florida in August

819 coastal locations in Florida ranked by their typical August sea temperature. State-wide average in August: 30.1°C.

Warmest in August

Lostmans River entrance, Florida

31.1°C

State August average

30.1°C

across 819 coastal locations in Florida

Vs annual mean

+4.8°C

above the year-round state average

What the Florida water feels like in August

Water at this temperature is very warm and you should look to bathe only. Avoid any kind of strenuous swimming as there is a real risk of heat stroke at this temperature.

Florida monthly average 20.1°C to 30.1°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month August 30.1°C
  • Coldest month January 20.1°C
  • Annual mean 25.4°C
  • Months above 20°C 12 of 12

Where August fits in the year

August sits inside the state pattern shown on the left. Browse a different month for a fresh ranking.

Florida sea temperature map (live)

Today's reading at every Florida beach we track. The list below uses the typical August mean from a decade of daily history.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Florida beaches in August

Sorted by typical August mean. Click any beach for the full location page.

# Location August mean
1 Lostmans River entrance, Florida Florida 31.1°C
2 Onion Key Bay Florida 31.1°C
3 Onion Key, Lostmans River, Florida Florida 31.1°C
4 Shark River entrance, Florida Florida 31.1°C
5 Cape Sable, East Cape, Florida Florida 31.0°C
6 Flamingo, Florida Bay, Florida Florida 31.0°C
7 Crane Keys, north side, Florida Bay, Florida Florida 30.9°C
8 East Bahia Honda Key, south end, Florida Bay, Florida Florida 30.9°C
9 Tavernier Creek, Hwy. 1 bridge, Hawk Channel, Florida Florida 30.9°C
10 Anna Maria Key, city pier, Florida Florida 30.9°C
11 Apollo Beach, Hillsborough Bay, Tampa Bay, Florida Florida 30.9°C
12 Ballast Point, Tampa Florida 30.9°C
13 Bay Aristocrat Village, Old Tampa Bay, Florida Florida 30.9°C
14 CSX Rockport, Mckay Bay Entrance Florida 30.9°C
15 Davis Island, Hillsborough Bay, Florida Florida 30.9°C
16 Davis Islands Florida 30.9°C
17 East Bay (Tampa) Florida 30.9°C
18 Gandy Bridge, Old Tampa Bay, Florida Florida 30.9°C
19 Gulfport, Boca Ciega Bay, Florida Florida 30.9°C
20 Isla Del Sol Florida 30.9°C
21 Little Manatee Heights Florida 30.9°C
22 Little Manatee River Florida 30.9°C
23 Mullet Key Channel (Skyway), Tampa Bay Florida 30.9°C
24 Newman Branch, Tampa Bay Florida 30.9°C
25 Pass-a-Grille Beach, Boca Ciega Bay, Florida Florida 30.9°C
Show 25 more ▸
26 Pendola Point, Hillsborough Bay, Florida Florida 30.9°C
27 Point Pinellas, Florida Florida 30.9°C
28 Port Manatee, Tampa Bay Florida 30.9°C
29 Port Tampa, Old Tampa Bay Florida 30.9°C
30 Redfish Point, Manatee River, Florida Florida 30.9°C
31 Safety Harbor, Old Tampa Bay Florida 30.9°C
32 Saint Petersburg Florida 30.9°C
33 Shell Point, Florida Florida 30.9°C
34 St. Petersburg, Tampa Bay Florida 30.9°C
35 Annette Key, north end, Big Spanish Channel, Florida Florida 30.9°C
36 Big Spanish Key, Florida Florida 30.9°C
37 Content Keys, Content Passage, Florida Florida 30.9°C
38 Crawl Key, Big Spanish Channel, Florida Florida 30.9°C
39 Horseshoe Keys, south end, Florida Florida 30.9°C
40 Howe Key, northwest end, Florida Florida 30.9°C
41 Johnson Keys, north end, Florida Florida 30.9°C
42 Little Pine Key, north end, Florida Florida 30.9°C
43 Little Spanish Key, Spanish Banks, Florida Florida 30.9°C
44 West Bahia Honda Key, Florida Florida 30.9°C
45 Anna Maria Key, Bradenton Beach, Florida Florida 30.9°C
46 Sarasota, Sarasota Bay, Florida Florida 30.9°C
47 Siesta Beach Florida 30.9°C
48 Chatham River entrance, Florida Florida 30.9°C
49 Indian Key, Florida Florida 30.9°C
50 Pavilion Key Florida 30.9°C

Coldest 10 in Florida in August

Same data the other way.

# Location August mean
1 Dinner lake Florida 28.3°C
2 Indian River Shores Florida 28.3°C
3 Vero Beach Florida 28.3°C
4 Banana River Florida 28.4°C
5 Blockhouse Beach Florida 28.4°C
6 Cape Canaveral Florida 28.4°C
7 Cocoa Beach Florida 28.4°C
8 Cocoa Florida 28.4°C
9 Jetty Park Florida 28.4°C
10 Merritt Island Florida 28.4°C

Other US states

Related rankings