Biloxi Beach Water Temperature
Sea-surface temperature at Biloxi Beach, Mississippi · times in CDT
Updated 6:03 AM CDT
How it compares today
Water temperature through the year
Monthly normals computed from 2023–2025 daily sea-surface temperature history.
Nearby water right now
7-day outlook
| Day | Air high / low | Max UV | Rain |
|---|---|---|---|
| Fri, Aug 28 | 88° / 73° | 8 | 20% |
| Sat, Aug 29 | 87° / 75° | 8 | 30% |
| Sun, Aug 30 | 86° / 76° | 6 | 51% |
| Mon, Aug 31 | 90° / 76° | 8 | 47% |
| Tue, Sep 1 | 92° / 79° | 8 | 30% |
| Wed, Sep 2 | 92° / 78° | 8 | 23% |
| Thu, Sep 3 | 93° / 79° | 8 | 19% |
Sea-surface temperature and wave data from the Open-Meteo marine model; weather from Open-Meteo.
Is Biloxi Beach warm enough to swim?
At 89°F, the water at Biloxi Beach is warm — great for swimming. Most swimmers are comfortable without a wetsuit above 72°F; below 62°F, cold-water shock becomes a real risk for unprotected swimmers.
That is 1° below the August average of 90°F here.
The water averages above 70°F in April, May, June, July, August, September and October — 7 months of the year — peaking around 90°F in July and dropping to about 54°F in January.
Frequently asked questions
How warm is the water at Biloxi Beach right now?
The sea-surface temperature is about 89°F. That is 1° below the August average of 90°F here.
When is the water warm enough to swim at Biloxi Beach?
The water averages above 70°F in April, May, June, July, August, September and October — 7 months of the year — peaking around 90°F in July and dropping to about 54°F in January.
What is the warmest the water gets at Biloxi Beach?
Around 90°F in July, based on 2023–2025 records. The coolest month is January at roughly 54°F.