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Coldest beach in Louisiana in October

82 coastal locations in Louisiana ranked by their typical October sea temperature. State-wide average in October: 25.6°C.

Coldest in October

Comfort Island, Louisiana

24.6°C

State October average

25.6°C

across 82 coastal locations in Louisiana

Vs annual mean

+2.0°C

above the year-round state average

What the Louisiana water feels like in October

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 October fits in the year

October 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 October 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 coldest Louisiana beaches in October

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

# Location October mean
1 Cameron Louisiana 26.0°C
2 Cocodrie, Terrebonne Bay Louisiana 25.9°C
3 East Isle Dernière, Lake Pelto Louisiana 25.9°C
4 Timbalier Island, Timbalier Bay, Louisiana Louisiana 25.9°C
5 Wine Island, Terrebonne Bay, Louisiana Louisiana 25.9°C
6 Bulk Terminal Louisiana 25.8°C
7 Calcasieu Pass, East Jetty Louisiana 25.8°C
8 Calcasieu Pass, Lighthouse Wharf, Louisiana Louisiana 25.8°C
9 Breton Islands, Louisiana Louisiana 25.8°C
10 Lake Charles, Calcasieu River Louisiana 25.8°C
11 Mermentau River entrance, Louisiana Louisiana 25.8°C
12 Freshwater Canal Locks Louisiana 25.8°C
13 Caillou Boca, Louisiana Louisiana 25.7°C
14 Raccoon Point, Caillou Bay, Louisiana Louisiana 25.7°C
15 Texas Gas Platform, Caillou Bay Louisiana 25.7°C
16 Jack Bay, Louisiana Louisiana 25.5°C
17 Olga Compressor Station, Grand Bay Louisiana 25.5°C
18 Venice, Grand Pass Louisiana 25.5°C
19 Chandeleur Light, Louisiana Louisiana 25.3°C
20 South Point, Marsh Island, Atchafalaya Bay, Louisiana Louisiana 25.2°C
21 Eugene Island, Atchafalaya Bay Louisiana 25.1°C
22 Eugene Island, north of Louisiana 25.1°C
23 Lawma, Amerada Pass Louisiana 25.1°C
24 Point Au Fer, Atchafalaya Bay, Louisiana Louisiana 25.1°C
25 Shell Island, Atchafalaya Bay, Louisiana Louisiana 25.1°C
Show 25 more ▸
26 Stouts Pass At Six Mile Lake Louisiana 25.1°C
27 Tesoro Marine Term., Atchafalaya River Louisiana 25.1°C
28 Bay Gardene, Louisiana Louisiana 25.1°C
29 Rabbit Island, 5 miles south of, Atchafalaya Bay, Louisiana Louisiana 25.1°C
30 Baton Rouge Louisiana 25.0°C
31 Mandeville Louisiana 25.0°C
32 New Orleans Louisiana 25.0°C
33 West Bank 1, Bayou Gauche Louisiana 24.9°C
34 Lighthouse Point, Atchafalaya Bay, Louisiana Louisiana 24.9°C
35 Lighthouse Point Louisiana 24.9°C
36 Southwest Pass, Vermilion Bay, Louisiana Louisiana 24.9°C
37 Lafitte, Barataria Waterway Louisiana 24.9°C
38 Grand Pass Louisiana 24.9°C
39 Cypremort Point Louisiana 24.9°C
40 Weeks Bay, Vermilion Bay, Louisiana (sub) Louisiana 24.9°C
41 Weeks Bay Louisiana 24.9°C
42 Cote Blanche Island, West Cote Blanche Bay, Louisiana Louisiana 24.9°C
43 Point Chevreuil, Atchafalaya Bay, Louisiana Louisiana 24.9°C
44 Bayou BonFouca, Route 433, Louisiana Louisiana 24.8°C
45 Chef Menteur, Chef Menteur Pass, Louisiana Louisiana 24.8°C
46 Martello Castle, Lake Borgne Louisiana 24.8°C
47 University of New Orleans vicinity, Chef Menteur Pass Louisiana 24.8°C
48 Comfort Island, Louisiana Louisiana 24.6°C
49 The Rigolets, U.S. Highway 90 Louisiana 24.6°C
50 Shell Beach, Lake Borgne Louisiana 24.6°C

Warmest 10 in Louisiana in October

Same data flipped. The warmest spots in the state for this month.

# Location October mean
1 Grand Isle Louisiana 26.9°C
2 South Pass Louisiana 26.8°C
3 Pilot Station, Southwest Pass Louisiana 26.6°C
4 Pilots Station (east), Southwest Pass Louisiana 26.6°C
5 Southwest Pass, Mississippi River, Louisiana Louisiana 26.6°C
6 Devon Energy Facility Louisiana 26.3°C
7 Lonesome Bayou (Thomasin), Louisiana Louisiana 26.3°C
8 North Pass, Mississippi River, Louisiana Louisiana 26.3°C
9 Port Eads, South Pass, Mississippi River, Louisiana Louisiana 26.3°C
10 Port Eads Louisiana 26.3°C

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