Beaches in Key Biscayne

2 beaches in Key Biscayne with enough measured data to rank.

2 beaches in Key Biscayne. Ranked by Beach Score, updated Sep 10, 2026. Rankings reflect typical conditions, not today.

  1. Crandon Beach: sandy beach with palm trees, ocean, overcast sky, windy conditions
    Key Biscayne, Florida
    84 Good beach day89 F water · 2.1 ft waves
    Parking · Sunrise over water · Restaurants and barsView beach
  2. Aerial view of Crandon Park Beach in Key Biscayne, Florida, shoreline and surroundings, USDA NAIP imagery from May 2023
    Key Biscayne, Florida
    68 Fair beach day89 F water · 2.1 ft waves
    Parking · Sunrise over water · Hotels nearbyView beach

What Key Biscayne beaches are known for

Beachgoers in Key Biscayne can count on sunrises over the water at all of its beaches and parking at all, well above the norm in Florida. The sea is warm nearly all year, with moderate surf on a typical day. About half of them have restaurants and bars within a short walk, about half have a beachfront hotel, and about half have a hotel nearby.

From the 2 ranked beaches in Key Biscayne against the 185 in Florida: sunrise over water 2 of 2 (30 percent in Florida); parking 2 of 2 (67 percent in Florida); sea 81 F on average with 11 months at 75 F or more, mean daily maximum wave 2.3 ft; restaurants and bars 1; beachfront hotels 1; hotels nearby 1. Each fact carries its source on the beach page.

Today in Key Biscayne

Fair beach day, 68 of 100

Wind up to 19 mph, waves up to 2.1 ft, 23% rain chance, high 86 F.

Wind, up to19 mph
Waves, up to2.1 ft
Rain chance23%
High86 F

Forecast at each area's centre from Open-Meteo, refreshed hourly; the rating rule is on the methodology page. The ranking below reflects typical conditions, not today.

Climate in Key Biscayne, averaged across ranked beaches

Sea and air temperature by month, Key BiscayneMonthly mean sea surface temperature and daily maximum air temperature in degrees Fahrenheit.60708090100JanFebMarAprMayJunJulAugSepOctNovDecSea temperature (F)Air, daily max
MonthSea tempAir maxRain daysWave height
Jan73 F (23 C)75 F (24 C)102.7 ft
Feb75 F (24 C)78 F (26 C)82.6 ft
Mar77 F (25 C)80 F (27 C)112.6 ft
Apr79 F (26 C)82 F (28 C)102.7 ft
May84 F (29 C)86 F (30 C)131.8 ft
Jun86 F (30 C)86 F (30 C)231.9 ft
Jul89 F (32 C)89 F (32 C)201.4 ft
Aug89 F (32 C)89 F (32 C)261.8 ft
Sep87 F (31 C)87 F (30 C)251.8 ft
Oct83 F (28 C)84 F (29 C)192.8 ft
Nov79 F (26 C)81 F (27 C)112.8 ft
Dec76 F (24 C)77 F (25 C)123.1 ft

Monthly means, 2023-2025. Weather data by Open-Meteo.com. Wave height is the mean of daily maximum significant wave height.

When to go

Warmest sea: July at 89 F (32 C). Calmest water: July, mean daily maximum wave 1.4 ft. Fewest rain days: January, February, April.

© OpenStreetMap contributors. Weather data by Open-Meteo.com.

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