Water Temperature of the Florida Bay Near Key Largo, FL
Current Water Temperature
Measurement Time: Saturday, November 29, 2025, 5:00 PM EST
Temperature Locations
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Local Points of Interest
Butternut Key; Florida Bay; Everglades National Park; Gulf of Mexico; Atlantic OceanSponsored Content
Station Name: Butternut Key, FL
Station Type: Fixed
Data Source: National Data Buoy Center
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
Offshore
Key Largo, FL 33037
Monroe County
GPS Coordinates: 25.087, -80.519
Nearby Water Temperatures
Mud Creek, Homestead, FL (9.0 mi)Little Madeira Bay, Homestead, FL (9.4 mi)
Joe Bay, Key Largo, FL (9.6 mi)
Joe Bay, Key Largo, FL (10.1 mi)
Little Blackwater Sound, Key Largo, FL (10.3 mi)
Taylor River, Homestead, FL (10.4 mi)
Long Sound, Key Largo, FL (10.9 mi)
Florida Bay, Islamorada, FL (11.0 mi)
West Highway Creek, Key Largo, FL (11.6 mi)
Manatee Bay, Homestead, FL (12.1 mi)
Taylor River, Homestead, FL (12.2 mi)
Whipray Basin, Islamorada, FL (13.6 mi)
Seven Palm Lake, Flamingo, FL (14.1 mi)
Taylor Slough, Homestead, FL (15.4 mi)
Barnes Sound, Key Largo, FL (15.9 mi)
Weather Near Key Largo, Florida
Current Weather

Humidity: 86%
Feels Like: 77.1°F
Wind: ENE 18.3 mph
Wind Gusts: 29.7 mph
Precipitation: 0 in
Cloud Cover: 25%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Sun
H: 80°F
L: 73°F

Mon
H: 77°F
L: 75°F

Tue
H: 75°F
L: 72°F

Wed
H: 73°F
L: 70°F

Thu
H: 74°F
L: 72°F
Air Quality
Nitrogen Dioxide: 2.35 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 81 μg/m3
Astronomical
Sun Transit: 12:10 AM
Sunset: 5:32 PM
Daylight: 10 hrs 42 mins
Moon Transit: 8:30 PM
Moonset: 1:59 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.6%
Best Times for Fishing or Hunting
Major Periods
8:54 AM - 11:24 AM8:00 PM - 10:30 PM
Minor Periods
1:37 PM - 3:07 PM1:29 AM - 2:59 AM
Action Rating: 2 out of 5
High Surf Advisory issued November 29 at 1:51PM EST until November 30 at 7:00AM EST by NWS Miami FL
Effective: Sat November 29, 2025, 1:51 PM
Expires: Sun November 30, 2025, 1:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves of 5 to 8 feet expected in the surf zone. * WHERE...Coastal Palm Beach County, Coastal Broward County and Coastal Miami Dade County. * WHEN...For the High Rip Current Risk, from 7 AM EST this morning through Sunday evening. For the High Surf Advisory, from 7 AM Saturday to 7 AM EST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Rip Current Statement issued November 29 at 1:51PM EST until November 30 at 7:00PM EST by NWS Miami FL
Effective: Sat November 29, 2025, 1:51 PM
Expires: Sun November 30, 2025, 1:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves of 5 to 8 feet expected in the surf zone. * WHERE...Coastal Palm Beach County, Coastal Broward County and Coastal Miami Dade County. * WHEN...For the High Rip Current Risk, from 7 AM EST this morning through Sunday evening. For the High Surf Advisory, from 7 AM Saturday to 7 AM EST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
High Surf Advisory issued November 29 at 10:21PM EST until November 30 at 7:00AM EST by NWS Miami FL
Effective: Sat November 29, 2025, 10:21 PM
Expires: Sun November 30, 2025, 7:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves of 5 to 8 feet expected in the surf zone. * WHERE...Coastal Palm Beach County, Coastal Broward County and Coastal Miami Dade County. * WHEN...For the High Rip Current Risk, through Monday evening. For the High Surf Advisory, until 7 AM EST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Rip Current Statement issued November 29 at 10:21PM EST until December 1 at 7:00PM EST by NWS Miami FL
Effective: Sat November 29, 2025, 10:21 PM
Expires: Sun November 30, 2025, 7:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves of 5 to 8 feet expected in the surf zone. * WHERE...Coastal Palm Beach County, Coastal Broward County and Coastal Miami Dade County. * WHEN...For the High Rip Current Risk, through Monday evening. For the High Surf Advisory, until 7 AM EST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Weather Forecast
Average Temperature: 76.3°F
Average Humidity: 85%
Wind: 23.7 mph
UV Index: 1.2
Air Quality
Nitrogen Dioxide: 2.11 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 82.8 μg/m3
Astronomical
Sun Transit: 12:10 AM
Sunset: 5:32 PM
Daylight: 10 hrs 42 mins
Moon Transit: 8:30 PM
Moonset: 1:59 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.6%
Best Times for Fishing or Hunting
Major Periods
8:54 AM - 11:24 AM8:00 PM - 10:30 PM
Minor Periods
1:37 PM - 3:07 PM1:29 AM - 2:59 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 75.9°F
Average Humidity: 86%
Wind: 13 mph
UV Index: 1.2
Air Quality
Nitrogen Dioxide: 3.54 μg/m3
Sulphur Dioxide: 1.57 μg/m3
Ozone: 72.44 μg/m3
Astronomical
Sun Transit: 12:11 AM
Sunset: 5:32 PM
Daylight: 10 hrs 41 mins
Moon Transit: 9:21 PM
Moonset: 3:01 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 87.1%
Best Times for Fishing or Hunting
Major Periods
9:44 AM - 12:14 AM8:51 PM - 11:21 PM
Minor Periods
2:14 PM - 3:44 PM2:31 AM - 4:01 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 74.2°F
Average Humidity: 96%
Wind: 12.8 mph
UV Index: 1.2
Air Quality
Nitrogen Dioxide: 1.92 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 68.16 μg/m3
Astronomical
Sun Transit: 12:11 AM
Sunset: 5:32 PM
Daylight: 10 hrs 40 mins
Moon Transit: 10:18 PM
Moonset: 4:08 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.7%
Best Times for Fishing or Hunting
Major Periods
10:38 AM - 1:08 PM12:00 AM - 12:00 AM
Minor Periods
2:55 PM - 4:25 PM3:38 AM - 5:08 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 71.9°F
Average Humidity: 89%
Wind: 11.2 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 2.84 μg/m3
Sulphur Dioxide: 1.77 μg/m3
Ozone: 65 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:32 PM
Daylight: 10 hrs 40 mins
Moon Transit: 11:20 PM
Moonset: 5:18 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.1%
Best Times for Fishing or Hunting
Major Periods
11:37 AM - 2:07 PM12:00 AM - 12:00 AM
Minor Periods
3:45 PM - 5:15 PM4:48 AM - 6:18 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 72.5°F
Average Humidity: 87%
Wind: 14.1 mph
UV Index: 5
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:32 PM
Daylight: 10 hrs 39 mins
Moon Transit: 12:00 AM
Moonset: 6:31 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:42 AM - 3:12 PM
Minor Periods
4:42 PM - 6:12 PM6:01 AM - 7:31 AM
Action Rating: 3 out of 5
