Rosemary Beach Water Temperature
Sea-surface temperature at Rosemary Beach, Florida · 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 | 85° / 75° | 7 | 65% |
| Sat, Aug 29 | 82° / 74° | 3 | 57% |
| Sun, Aug 30 | 89° / 72° | 7 | 49% |
| Mon, Aug 31 | 90° / 77° | 8 | 28% |
| Tue, Sep 1 | 93° / 79° | 8 | 33% |
| Wed, Sep 2 | 93° / 79° | 8 | 26% |
| Thu, Sep 3 | 93° / 79° | 8 | 13% |
Sea-surface temperature and wave data from the Open-Meteo marine model; weather from Open-Meteo.
Is Rosemary Beach warm enough to swim?
At 87°F, the water at Rosemary 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 right on the August average of 87°F for this beach.
The water averages above 70°F in April, May, June, July, August, September, October and November — 8 months of the year — peaking around 87°F in August and dropping to about 61°F in January.
Frequently asked questions
How warm is the water at Rosemary Beach right now?
The sea-surface temperature is about 87°F. That is right on the August average of 87°F for this beach.
When is the water warm enough to swim at Rosemary Beach?
The water averages above 70°F in April, May, June, July, August, September, October and November — 8 months of the year — peaking around 87°F in August and dropping to about 61°F in January.
What is the warmest the water gets at Rosemary Beach?
Around 87°F in August, based on 2023–2025 records. The coolest month is January at roughly 61°F.