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Warmest beach in Louisiana in August

82 coastal locations in Louisiana ranked by their typical August sea temperature. State-wide average in August: 30.7°C.

Warmest in August

Caillou Boca, Louisiana

30.8°C

State August average

30.7°C

across 82 coastal locations in Louisiana

Vs annual mean

+7.0°C

above the year-round state average

What the Louisiana 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.

Louisiana monthly average 15.6°C to 30.7°C
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  • Warmest month August 30.7°C
  • Coldest month January 15.6°C
  • Annual mean 23.7°C
  • Months above 20°C 8 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.

Louisiana sea temperature map (live)

Today's reading at every Louisiana 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 Louisiana beaches in August

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

# Location August mean
1 Caillou Boca, Louisiana Louisiana 30.8°C
2 Raccoon Point, Caillou Bay, Louisiana Louisiana 30.8°C
3 Texas Gas Platform, Caillou Bay Louisiana 30.8°C
4 Cocodrie, Terrebonne Bay Louisiana 30.8°C
5 East Isle Dernière, Lake Pelto Louisiana 30.8°C
6 Timbalier Island, Timbalier Bay, Louisiana Louisiana 30.8°C
7 Wine Island, Terrebonne Bay, Louisiana Louisiana 30.8°C
8 Ship Shoal Light, Louisiana Louisiana 30.8°C
9 East Timbalier Island, Timbalier Bay Louisiana 30.8°C
10 Golden Meadow, Plaisance Canal Louisiana 30.8°C
11 Pelican Islands, Timbalier Bay, Louisiana Louisiana 30.8°C
12 West Bank 1, Bayou Gauche Louisiana 30.8°C
13 Eugene Island, Atchafalaya Bay Louisiana 30.7°C
14 Eugene Island, north of Louisiana 30.7°C
15 Lawma, Amerada Pass Louisiana 30.7°C
16 Point Au Fer, Atchafalaya Bay, Louisiana Louisiana 30.7°C
17 Shell Island, Atchafalaya Bay, Louisiana Louisiana 30.7°C
18 Stouts Pass At Six Mile Lake Louisiana 30.7°C
19 Tesoro Marine Term., Atchafalaya River Louisiana 30.7°C
20 Caminada Pass (bridge) Louisiana 30.7°C
21 Leeville, Bayou Lafourche Louisiana 30.7°C
22 Port Fourchon, Belle Pass Louisiana 30.7°C
23 Texaco Dock, Hackberry Bay Louisiana 30.7°C
24 Freshwater Canal Locks Louisiana 30.7°C
25 South Point, Marsh Island, Atchafalaya Bay, Louisiana Louisiana 30.7°C
Show 25 more ▸
26 Barataria Pass, Louisiana Louisiana 30.7°C
27 Bayou Rigaud, Grand Isle, Barataria Bay, Louisiana Louisiana 30.7°C
28 Grand Isle River Delta (2) Louisiana 30.7°C
29 Grand Isle River Delta Louisiana 30.7°C
30 Independence Island, Barataria Bay, Louisiana Louisiana 30.7°C
31 Lafitte, Barataria Waterway Louisiana 30.7°C
32 Manilla, Barataria Bay, Louisiana Louisiana 30.7°C
33 Mendicant Island, Barataria Bay Louisiana 30.7°C
34 Quatre Bayous Pass, Louisiana Louisiana 30.7°C
35 Rabbit Island, 5 miles south of, Atchafalaya Bay, Louisiana Louisiana 30.7°C
36 Bastian Island, Louisiana Louisiana 30.7°C
37 Empire Jetty, Louisiana Louisiana 30.7°C
38 Bayou BonFouca, Route 433, Louisiana Louisiana 30.7°C
39 Chef Menteur, Chef Menteur Pass, Louisiana Louisiana 30.7°C
40 Lake Charles, Calcasieu River Louisiana 30.7°C
41 Lighthouse Point, Atchafalaya Bay, Louisiana Louisiana 30.7°C
42 Lighthouse Point Louisiana 30.7°C
43 Martello Castle, Lake Borgne Louisiana 30.7°C
44 Mermentau River entrance, Louisiana Louisiana 30.7°C
45 Southwest Pass, Vermilion Bay, Louisiana Louisiana 30.7°C
46 University of New Orleans vicinity, Chef Menteur Pass Louisiana 30.7°C
47 Bulk Terminal Louisiana 30.7°C
48 Calcasieu Pass, East Jetty Louisiana 30.7°C
49 Calcasieu Pass, Lighthouse Wharf, Louisiana Louisiana 30.7°C
50 Jack Bay, Louisiana Louisiana 30.7°C

Coldest 10 in Louisiana in August

Same data the other way.

# Location August mean
1 Chandeleur Light, Louisiana Louisiana 30.5°C
2 Mandeville Louisiana 30.5°C
3 New Orleans Louisiana 30.5°C
4 Grand Isle Louisiana 30.5°C
5 Baton Rouge Louisiana 30.5°C
6 Cameron Louisiana 30.5°C
7 Grand Pass Louisiana 30.5°C
8 Holly Beach Louisiana 30.5°C
9 Comfort Island, Louisiana Louisiana 30.5°C
10 The Rigolets, U.S. Highway 90 Louisiana 30.5°C

Other US states

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