Tranquility Bay Beachfront Resort: sargassum, weather & water today
Marathon, FL · Florida Keys, United States · 24.716, -81.082
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Sargassum season at Tranquility Bay Beachfront Resort
Sargassum risk at Tranquility Bay Beachfront Resort typically peaks around June (moderate in a typical year). Lowest-risk months: January, February, March, April, September, October, November, December. Actual landings vary a lot by year, wind and currents; check the live conditions above.
Typical-year risk from the published seasonality of the Great Atlantic Sargassum Belt × this beach's exposure (30%). Beach faces 330°; onshore winds from that direction push seaweed ashore.
| Month | Typical risk |
|---|---|
| January | Very low |
| February | Very low |
| March | Low |
| April | Low |
| May | Moderate |
| June | Moderate |
| July | Moderate |
| August | Moderate |
| September | Low |
| October | Low |
| November | Very low |
| December | Very low |
Cleanup & barriers
- Offshore barriers
- None.
- Public cleanup
- Monroe County and City of Key West remove from public beaches; most Keys shores are rocky.
- Resort crews
- Resort crews clear private beaches daily.
- Typical clearing time
- same-day to 2 days
Safety notes
US domestic
- Boating and snorkel safety: currents in channels.
- Lionfish/fire coral contact hazards.
Check official advisories and local flags before swimming. Decomposing sargassum releases hydrogen sulfide; avoid heavy piles.
Things to do near Marathon, FL
- Duval Street & Mallory Square sunset
- Dry Tortugas National Park
- Hemingway Home
- Snorkel reefs (Sand Key)
- John Pennekamp Coral Reef State Park (Key Largo)
- Bahia Honda State Park
Fly in for the best beach days
Suggested dates fall in December, typically the lowest-seaweed month ahead for Tranquility Bay Beachfront Resort. Change them to match the live forecast above.
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Nearest airports
- Florida Keys Marathon Intl (MTH), ~3 km
- Key West Intl (EYW), ~71 km
Nearby resorts
- Isla Bella Beach Resort Marathon, FL · 4 km
- Hawks Cay Resort Duck Key, FL · 18 km
- Parmer's Resort Little Torch Key, FL · 32 km
- Little Palm Island Resort & Spa Little Torch Key, FL · 34 km
- The Moorings Village Islamorada, FL · 51 km
- Casa Morada Islamorada, FL · 51 km
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