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Warmest beach in Louisiana in May

82 coastal locations in Louisiana ranked by their typical May sea temperature. State-wide average in May: 26.1°C.

Warmest in May

Cocodrie, Terrebonne Bay

26.4°C

State May average

26.1°C

across 82 coastal locations in Louisiana

Vs annual mean

+2.4°C

above the year-round state average

What the Louisiana water feels like in May

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

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 May fits in the year

May 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 May 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 May

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

# Location May mean
1 Cocodrie, Terrebonne Bay Louisiana 26.4°C
2 East Isle Dernière, Lake Pelto Louisiana 26.4°C
3 Timbalier Island, Timbalier Bay, Louisiana Louisiana 26.4°C
4 Wine Island, Terrebonne Bay, Louisiana Louisiana 26.4°C
5 Caillou Boca, Louisiana Louisiana 26.4°C
6 Raccoon Point, Caillou Bay, Louisiana Louisiana 26.4°C
7 Texas Gas Platform, Caillou Bay Louisiana 26.4°C
8 East Timbalier Island, Timbalier Bay Louisiana 26.4°C
9 Golden Meadow, Plaisance Canal Louisiana 26.4°C
10 Pelican Islands, Timbalier Bay, Louisiana Louisiana 26.4°C
11 Lighthouse Point, Atchafalaya Bay, Louisiana Louisiana 26.4°C
12 Lighthouse Point Louisiana 26.4°C
13 Southwest Pass, Vermilion Bay, Louisiana Louisiana 26.4°C
14 Caminada Pass (bridge) Louisiana 26.3°C
15 Leeville, Bayou Lafourche Louisiana 26.3°C
16 Port Fourchon, Belle Pass Louisiana 26.3°C
17 Texaco Dock, Hackberry Bay Louisiana 26.3°C
18 Cypremort Point Louisiana 26.3°C
19 Weeks Bay, Vermilion Bay, Louisiana (sub) Louisiana 26.3°C
20 Weeks Bay Louisiana 26.3°C
21 Eugene Island, Atchafalaya Bay Louisiana 26.2°C
22 Eugene Island, north of Louisiana 26.2°C
23 Lawma, Amerada Pass Louisiana 26.2°C
24 Point Au Fer, Atchafalaya Bay, Louisiana Louisiana 26.2°C
25 Shell Island, Atchafalaya Bay, Louisiana Louisiana 26.2°C
Show 25 more ▸
26 Stouts Pass At Six Mile Lake Louisiana 26.2°C
27 Tesoro Marine Term., Atchafalaya River Louisiana 26.2°C
28 South Point, Marsh Island, Atchafalaya Bay, Louisiana Louisiana 26.2°C
29 Cote Blanche Island, West Cote Blanche Bay, Louisiana Louisiana 26.2°C
30 Point Chevreuil, Atchafalaya Bay, Louisiana Louisiana 26.2°C
31 Rabbit Island, 5 miles south of, Atchafalaya Bay, Louisiana Louisiana 26.2°C
32 Barataria Pass, Louisiana Louisiana 26.2°C
33 Bayou Rigaud, Grand Isle, Barataria Bay, Louisiana Louisiana 26.2°C
34 Grand Isle River Delta (2) Louisiana 26.2°C
35 Grand Isle River Delta Louisiana 26.2°C
36 Independence Island, Barataria Bay, Louisiana Louisiana 26.2°C
37 Manilla, Barataria Bay, Louisiana Louisiana 26.2°C
38 Mendicant Island, Barataria Bay Louisiana 26.2°C
39 Quatre Bayous Pass, Louisiana Louisiana 26.2°C
40 Comfort Island, Louisiana Louisiana 26.1°C
41 The Rigolets, U.S. Highway 90 Louisiana 26.1°C
42 Shell Beach, Lake Borgne Louisiana 26.1°C
43 Ship Shoal Light, Louisiana Louisiana 26.1°C
44 Freshwater Canal Locks Louisiana 26.1°C
45 Grand Pass Louisiana 26.1°C
46 Bastian Island, Louisiana Louisiana 26.0°C
47 Empire Jetty, Louisiana Louisiana 26.0°C
48 Chandeleur Light, Louisiana Louisiana 26.0°C
49 Lake Charles, Calcasieu River Louisiana 26.0°C
50 Mermentau River entrance, Louisiana Louisiana 26.0°C

Coldest 10 in Louisiana in May

Same data the other way.

# Location May mean
1 Breton Islands, Louisiana Louisiana 25.8°C
2 Jack Bay, Louisiana Louisiana 25.8°C
3 Olga Compressor Station, Grand Bay Louisiana 25.8°C
4 Venice, Grand Pass Louisiana 25.8°C
5 Devon Energy Facility Louisiana 25.8°C
6 Lonesome Bayou (Thomasin), Louisiana Louisiana 25.8°C
7 North Pass, Mississippi River, Louisiana Louisiana 25.8°C
8 Port Eads, South Pass, Mississippi River, Louisiana Louisiana 25.8°C
9 Port Eads Louisiana 25.8°C
10 Southeast Pass, Mississippi River, Louisiana Louisiana 25.8°C

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