Warmest beach in Mississippi
43 coastal locations in Mississippi ranked by year-round average sea temperature. The state-wide average is 23.2°C. The peak month is August at 30.4°C. Click any beach for its 30-day chart and 10-year history.
Warmest year-round
Petit Bois Island Sound
23.8°C annual mean
State-wide average
23.2°C
across 43 Mississippi coastal locations
Warmest month
August
30.4°C state-wide average
What the water feels like at peak 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.
- 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.
Top 50 warmest beaches in Mississippi
Sorted by year-round average. Click any beach for its 30-day chart, monthly profile, and 10-year history.
| # | Location | Country | Annual mean | Latest |
|---|---|---|---|---|
| 1 | Petit Bois Island Sound Mississippi | United States | 23.8°C | 24.5°C |
| 2 | Gautier Mississippi | United States | 23.7°C | 24.8°C |
| 3 | Pascagoula Mississippi | United States | 23.7°C | 24.8°C |
| 4 | Horn Island Sound Mississippi | United States | 23.6°C | 24.8°C |
| 5 | Biloxi Mississippi | United States | 23.4°C | 25.1°C |
| 6 | Diberville Mississippi | United States | 23.4°C | 25.1°C |
| 7 | Gulf Hills Mississippi | United States | 23.4°C | 25.1°C |
| 8 | Ocean Springs Mississippi | United States | 23.4°C | 25.1°C |
| 9 | Saint Martin Mississippi | United States | 23.4°C | 25.1°C |
| 10 | Ship Island Sound Mississippi | United States | 23.4°C | 25.1°C |
| 11 | Grand Bay NERR Sound Mississippi | United States | 23.3°C | 24.8°C |
| 12 | Point of Pines, Bayou Cumbest, Mississippi Mississippi | United States | 23.3°C | 24.8°C |
| 13 | Dock E, Port of Pascagoula Mississippi | United States | 23.3°C | 24.9°C |
| 14 | Graveline Bayou entrance Mississippi | United States | 23.3°C | 24.9°C |
| 15 | North Shore Mississippi | United States | 23.3°C | — |
| 16 | Pascagoula Point Sound Mississippi | United States | 23.3°C | 24.9°C |
| 17 | Bayou Poito, Back Bay, Biloxi Mississippi | United States | 23.1°C | 25.1°C |
| 18 | Bayou Talla, Back Bay, Biloxi Mississippi | United States | 23.1°C | 25.1°C |
| 19 | Biloxi, Biloxi Bay Mississippi | United States | 23.1°C | 25.1°C |
| 20 | Biloxi (Cadet Point), Biloxi Bay Mississippi | United States | 23.1°C | 25.1°C |
| 21 | d'Iberville Mississippi | United States | 23.1°C | 25.1°C |
| 22 | Deer Island Mississippi | United States | 23.1°C | 25.1°C |
| 23 | Hollingsworth Point, Davis Bayou Mississippi | United States | 23.1°C | 25.1°C |
| 24 | Keesler AFB, Back Bay, Biloxi Mississippi | United States | 23.1°C | 25.1°C |
| 25 | Langley Point Mississippi | United States | 23.1°C | 25.1°C |
Show 18 more ▸
| 26 | Ocean Springs Marina, Old Fort Bayou Mississippi | United States | 23.1°C | 25.1°C |
| 27 | Ocean Springs, Old Fort Bayou Mississippi | United States | 23.1°C | 25.1°C |
| 28 | Popps Ferry, Back Bay, Biloxi Mississippi | United States | 23.1°C | 25.1°C |
| 29 | Tchoutacabouffa River Entrance Mississippi | United States | 23.1°C | 25.1°C |
| 30 | Gulfport Mississippi | United States | 23.1°C | 25.2°C |
| 31 | Cat Island Mississippi | United States | 23.0°C | 25.2°C |
| 32 | Biloxi River, lower end Mississippi | United States | 23.0°C | 25.1°C |
| 33 | Gulfport, Gulfport Harbor Mississippi | United States | 23.0°C | 25.1°C |
| 34 | Handsboro Bridge, Bernard Bayou Mississippi | United States | 23.0°C | 25.1°C |
| 35 | Landon Mississippi | United States | 23.0°C | 25.1°C |
| 36 | Pass Christian Yacht Club Sound Mississippi | United States | 23.0°C | 25.1°C |
| 37 | Turkey Creek, Bernard Bayou, Mississippi Mississippi | United States | 23.0°C | 25.1°C |
| 38 | Bay Saint Louis Mississippi | United States | 22.8°C | 25.2°C |
| 39 | Waveland Mississippi | United States | 22.8°C | 25.2°C |
| 40 | Bay Waveland Yacht Club, Bay St. Louis Mississippi | United States | 22.8°C | 25.2°C |
| 41 | Pearlington, Pearl River, Mississippi Mississippi | United States | 22.8°C | 25.2°C |
| 42 | Waveland, Mississipi Sound Mississippi | United States | 22.8°C | 25.2°C |
| 43 | Wolf River, Henderson Avenue bridge, Mississippi Mississippi | United States | 22.8°C | 25.2°C |
Coldest 10 in Mississippi
Same data, sorted the other way.
| # | Location | Country | Annual mean |
|---|---|---|---|
| 1 | Bay Waveland Yacht Club, Bay St. Louis Mississippi | United States | 22.8°C |
| 2 | Pearlington, Pearl River, Mississippi Mississippi | United States | 22.8°C |
| 3 | Waveland, Mississipi Sound Mississippi | United States | 22.8°C |
| 4 | Wolf River, Henderson Avenue bridge, Mississippi Mississippi | United States | 22.8°C |
| 5 | Bay Saint Louis Mississippi | United States | 22.8°C |
| 6 | Waveland Mississippi | United States | 22.8°C |
| 7 | Biloxi River, lower end Mississippi | United States | 23.0°C |
| 8 | Gulfport, Gulfport Harbor Mississippi | United States | 23.0°C |
| 9 | Handsboro Bridge, Bernard Bayou Mississippi | United States | 23.0°C |
| 10 | Landon Mississippi | United States | 23.0°C |
Other US states
- Warmest beach in Florida
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