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Coldest beach in Mississippi

43 coastal locations in Mississippi ranked by year-round average sea temperature, coldest first. The state-wide average is 23.2°C. The coldest month is January at 14.4°C. Click any beach for its 30-day chart and 10-year history.

Coldest year-round

Bay Waveland Yacht Club, Bay St. Louis

22.8°C annual mean

State-wide average

23.2°C

across 43 Mississippi coastal locations

Coldest month

January

14.4°C state-wide average

What the water feels like in January

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

Mississippi monthly average 14.4°C to 30.4°C
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  • Warmest month August 30.4°C
  • Coldest month January 14.4°C
  • Annual mean 23.2°C
  • Months above 20°C 8 of 12

Month by month around the Mississippi coast

Mississippi sea temperatures swing from 14.4°C in January to 30.4°C in August on average across the coast. That's a spread of 16°C. Pick a single month for a focused ranking:

Mississippi sea temperature map

Today's pin colours show the latest daily reading at every Mississippi beach we track. Drag and zoom; click any pin for that beach's full page.

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 beaches in Mississippi

Sorted by year-round average. Click any beach for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Petit Bois Island Sound Mississippi 23.8°C
2 Gautier Mississippi 23.7°C
3 Pascagoula Mississippi 23.7°C
4 Horn Island Sound Mississippi 23.6°C
5 Biloxi Mississippi 23.4°C
6 Diberville Mississippi 23.4°C
7 Gulf Hills Mississippi 23.4°C
8 Ocean Springs Mississippi 23.4°C
9 Saint Martin Mississippi 23.4°C
10 Ship Island Sound Mississippi 23.4°C
11 Grand Bay NERR Sound Mississippi 23.3°C
12 Point of Pines, Bayou Cumbest, Mississippi Mississippi 23.3°C
13 Dock E, Port of Pascagoula Mississippi 23.3°C
14 Graveline Bayou entrance Mississippi 23.3°C
15 North Shore Mississippi 23.3°C
16 Pascagoula Point Sound Mississippi 23.3°C
17 Bayou Poito, Back Bay, Biloxi Mississippi 23.1°C
18 Bayou Talla, Back Bay, Biloxi Mississippi 23.1°C
19 Biloxi, Biloxi Bay Mississippi 23.1°C
20 Biloxi (Cadet Point), Biloxi Bay Mississippi 23.1°C
21 d'Iberville Mississippi 23.1°C
22 Deer Island Mississippi 23.1°C
23 Hollingsworth Point, Davis Bayou Mississippi 23.1°C
24 Keesler AFB, Back Bay, Biloxi Mississippi 23.1°C
25 Langley Point Mississippi 23.1°C
Show 18 more ▸
26 Ocean Springs Marina, Old Fort Bayou Mississippi 23.1°C
27 Ocean Springs, Old Fort Bayou Mississippi 23.1°C
28 Popps Ferry, Back Bay, Biloxi Mississippi 23.1°C
29 Tchoutacabouffa River Entrance Mississippi 23.1°C
30 Gulfport Mississippi 23.1°C
31 Cat Island Mississippi 23.0°C
32 Biloxi River, lower end Mississippi 23.0°C
33 Gulfport, Gulfport Harbor Mississippi 23.0°C
34 Handsboro Bridge, Bernard Bayou Mississippi 23.0°C
35 Landon Mississippi 23.0°C
36 Pass Christian Yacht Club Sound Mississippi 23.0°C
37 Turkey Creek, Bernard Bayou, Mississippi Mississippi 23.0°C
38 Bay Saint Louis Mississippi 22.8°C
39 Waveland Mississippi 22.8°C
40 Bay Waveland Yacht Club, Bay St. Louis Mississippi 22.8°C
41 Pearlington, Pearl River, Mississippi Mississippi 22.8°C
42 Waveland, Mississipi Sound Mississippi 22.8°C
43 Wolf River, Henderson Avenue bridge, Mississippi Mississippi 22.8°C

Warmest 10 in Mississippi for contrast

Same data flipped. The warmest year-round spots in the state.

# Location Annual mean
1 Petit Bois Island Sound Mississippi 23.8°C
2 Gautier Mississippi 23.7°C
3 Pascagoula Mississippi 23.7°C
4 Horn Island Sound Mississippi 23.6°C
5 Biloxi Mississippi 23.4°C
6 Diberville Mississippi 23.4°C
7 Gulf Hills Mississippi 23.4°C
8 Ocean Springs Mississippi 23.4°C
9 Saint Martin Mississippi 23.4°C
10 Ship Island Sound Mississippi 23.4°C

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