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Marathon, Florida Weather

Marathon, Florida — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Marathon, Monroe County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Marathon. Nearest NOAA tide station:

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✈️ Aviation Weather

Flight conditions near Marathon — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Marathon and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About Marathon, Florida

Marathon unfurls itself across a string of islands, a shimmering emerald necklace strung between the vast turquoise of the Gulf of Mexico and the deeper sapphire of the Atlantic. It lies 44.8 miles east-north-east of Key West, FL (from Key West, FL: bearing 76°T), and is situated 4.5 miles west of Key Colony Beach. Here, the land itself seems to sigh with the slow ebb and flow of the tide, a constant, gentle breath composed of salty air and the murmur of distant seabirds. The landscape is a mosaic of mangrove forests, their tangled roots like ancient secrets holding the earth in place, interspersed with sun-baked rocky outcrops and stretches of powdery white sand that yield to the insistent caress of the waves. The very air feels alive, humming with the warmth of the sun and carrying the faint, sweet perfume of sea grape blossoms, a constant reminder of the ocean's proximity and its profound influence on every aspect of life in Marathon. The history of Marathon is as fluid and layered as the surrounding waters, a story shaped by the hardy souls who first navigated these keys in search of sustenance and sanctuary. Originally known as the Seven Mile Marathon, it was the audacious vision of Henry Flagler and his Overseas Railroad that truly awakened this island chain, forging a path of steel and dreams across the turquoise expanse and connecting these scattered outposts to the mainland's pulse. Today, Marathon’s economy thrives on the bounty of its waters, a vibrant ecosystem that draws anglers and divers from across the globe, while the hum of boat engines and the clatter of seafood being prepared at waterfront restaurants form the soundtrack of its daily life. The Marathon Community Theater, a small but cherished landmark, stands as a quiet testament to the enduring spirit of community and the arts that flourishes amidst the natural splendor.

LocationMarathon, Monroe County, Florida
Coordinates24.713752°N, 81.090351°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)33050
Area Code305, 786
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service