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Coldest beach in Mississippi in May

43 coastal locations in Mississippi ranked by their typical May sea temperature. State-wide average in May: 26.0°C.

Coldest in May

Petit Bois Island Sound

25.8°C

State May average

26.0°C

across 43 coastal locations in Mississippi

Vs annual mean

+2.8°C

above the year-round state average

What the Mississippi 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.

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

Where May fits in the year

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

Mississippi sea temperature map (live)

Today's reading at every Mississippi 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 coldest Mississippi beaches in May

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

# Location May mean
1 Bay Waveland Yacht Club, Bay St. Louis Mississippi 26.1°C
2 Pearlington, Pearl River, Mississippi Mississippi 26.1°C
3 Waveland, Mississipi Sound Mississippi 26.1°C
4 Wolf River, Henderson Avenue bridge, Mississippi Mississippi 26.1°C
5 Cat Island Mississippi 26.1°C
6 Bay Saint Louis Mississippi 26.0°C
7 Biloxi River, lower end Mississippi 26.0°C
8 Gulfport, Gulfport Harbor Mississippi 26.0°C
9 Handsboro Bridge, Bernard Bayou Mississippi 26.0°C
10 Landon Mississippi 26.0°C
11 Pass Christian Yacht Club Sound Mississippi 26.0°C
12 Turkey Creek, Bernard Bayou, Mississippi Mississippi 26.0°C
13 Waveland Mississippi 26.0°C
14 Gulfport Mississippi 26.0°C
15 Bayou Poito, Back Bay, Biloxi Mississippi 26.0°C
16 Bayou Talla, Back Bay, Biloxi Mississippi 26.0°C
17 Biloxi, Biloxi Bay Mississippi 26.0°C
18 Biloxi (Cadet Point), Biloxi Bay Mississippi 26.0°C
19 d'Iberville Mississippi 26.0°C
20 Deer Island Mississippi 26.0°C
21 Hollingsworth Point, Davis Bayou Mississippi 26.0°C
22 Keesler AFB, Back Bay, Biloxi Mississippi 26.0°C
23 Langley Point Mississippi 26.0°C
24 Ocean Springs Marina, Old Fort Bayou Mississippi 26.0°C
25 Ocean Springs, Old Fort Bayou Mississippi 26.0°C
Show 18 more ▸
26 Popps Ferry, Back Bay, Biloxi Mississippi 26.0°C
27 Tchoutacabouffa River Entrance Mississippi 26.0°C
28 Ship Island Sound Mississippi 26.0°C
29 Biloxi Mississippi 26.0°C
30 Diberville Mississippi 26.0°C
31 Gulf Hills Mississippi 26.0°C
32 Ocean Springs Mississippi 26.0°C
33 Saint Martin Mississippi 26.0°C
34 Gautier Mississippi 25.9°C
35 Pascagoula Mississippi 25.9°C
36 Dock E, Port of Pascagoula Mississippi 25.9°C
37 Graveline Bayou entrance Mississippi 25.9°C
38 North Shore Mississippi 25.9°C
39 Pascagoula Point Sound Mississippi 25.9°C
40 Horn Island Sound Mississippi 25.9°C
41 Grand Bay NERR Sound Mississippi 25.8°C
42 Point of Pines, Bayou Cumbest, Mississippi Mississippi 25.8°C
43 Petit Bois Island Sound Mississippi 25.8°C

Warmest 10 in Mississippi in May

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

# Location May mean
1 Bay Waveland Yacht Club, Bay St. Louis Mississippi 26.1°C
2 Pearlington, Pearl River, Mississippi Mississippi 26.1°C
3 Waveland, Mississipi Sound Mississippi 26.1°C
4 Wolf River, Henderson Avenue bridge, Mississippi Mississippi 26.1°C
5 Cat Island Mississippi 26.1°C
6 Bay Saint Louis Mississippi 26.0°C
7 Biloxi River, lower end Mississippi 26.0°C
8 Gulfport, Gulfport Harbor Mississippi 26.0°C
9 Handsboro Bridge, Bernard Bayou Mississippi 26.0°C
10 Landon Mississippi 26.0°C

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