Water Temperature of the Florida Bay Near Key Largo, FL

Current Water Temperature

74.1°F

Measurement Time: Wednesday, March 25, 2026, 10:00 AM EDT

Temperature Locations

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Local Points of Interest

Butternut Key; Florida Bay; Everglades National Park; Gulf of Mexico; Atlantic Ocean

Florida Bay

Station Name: Butternut Key, FL
Station Type: Fixed
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Key Largo, FL 33037
Monroe County

GPS Coordinates: 25.087, -80.519

Nearby Water Temperatures

Mud Creek, Homestead, FL (9 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 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

79.5°F
Sunny
Sunny
82.6°F
79.9°F
52%
ESE 11.2 mph
14.9 mph
77.2°F
64.7°F
0 in
0%
9 mi
1019 mbar
7.5

Five Day Weather Forecast

Sunny
Wed
H: 78°F
L: 70°F
Sunny
Thu
H: 76°F
L: 71°F
Overcast
Fri
H: 73°F
L: 71°F
Sunny
Sat
H: 76°F
L: 72°F
Moderate rain
Sun
H: 76°F
L: 75°F

Air Quality

AQI: 1 - Good
PM2.5: 9.05 μg/m3
PM10: 12.35 μg/m3
Carbon Monoxide: 154.85 μg/m3
Nitrogen Dioxide: 1.75 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 106 μg/m3

Astronomical

Sunrise: 7:21 AM
Sun Transit: 12:00 AM
Sunset: 7:35 PM
Daylight: 12 hrs 15 mins
Moonrise: 12:28 AM
Moon Transit: 7:43 PM
Moonset: 1:57 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%

Best Times for Fishing or Hunting

Major Periods

8:01 AM - 10:31 AM
7:13 PM - 9:43 PM

Minor Periods

11:58 AM - 1:28 PM
1:27 AM - 2:57 AM

Action Rating: 3 out of 5

Wednesday, March 25, 2026

Weather Forecast

Sunny
78.3°F
69.6°F
73.5°F
71%
0 in
0%
0%
14.1 mph
2.2


Air Quality

AQI: 1 - Good
PM2.5: 8.35 μg/m3
PM10: 11.13 μg/m3
Carbon Monoxide: 144.09 μg/m3
Nitrogen Dioxide: 3.84 μg/m3
Sulphur Dioxide: 1.77 μg/m3
Ozone: 104.56 μg/m3

Astronomical

Sunrise: 7:21 AM
Sun Transit: 12:00 AM
Sunset: 7:35 PM
Daylight: 12 hrs 15 mins
Moonrise: 12:28 AM
Moon Transit: 7:43 PM
Moonset: 1:57 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%

Best Times for Fishing or Hunting

Major Periods

8:01 AM - 10:31 AM
7:13 PM - 9:43 PM

Minor Periods

11:58 AM - 1:28 PM
1:27 AM - 2:57 AM

Action Rating: 3 out of 5

Thursday, March 26, 2026

Weather Forecast

Sunny
76.3°F
71.2°F
73°F
78%
0 in
0%
0%
17.7 mph
2.2


Air Quality

AQI: 1 - Good
PM2.5: 8.25 μg/m3
PM10: 11.15 μg/m3
Carbon Monoxide: 152.93 μg/m3
Nitrogen Dioxide: 2.43 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 103.76 μg/m3

Astronomical

Sunrise: 7:20 AM
Sun Transit: 12:00 AM
Sunset: 7:36 PM
Daylight: 12 hrs 16 mins
Moonrise: 1:33 PM
Moon Transit: 8:42 PM
Moonset: 2:56 AM
Moon Phase: First Quarter
Moon Illumination: 56.4%

Best Times for Fishing or Hunting

Major Periods

9:02 AM - 11:32 AM
8:12 PM - 10:42 PM

Minor Periods

1:03 PM - 2:33 PM
2:26 AM - 3:56 AM

Action Rating: 2 out of 5

Friday, March 27, 2026

Weather Forecast

Overcast
72.9°F
71.2°F
72.4°F
93%
0 in
0%
0%
17.2 mph
2.4


Air Quality

AQI: 1 - Good
PM2.5: 6.53 μg/m3
PM10: 9.31 μg/m3
Carbon Monoxide: 132.49 μg/m3
Nitrogen Dioxide: 1.84 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 93.04 μg/m3

Astronomical

Sunrise: 7:18 AM
Sun Transit: 12:00 AM
Sunset: 7:36 PM
Daylight: 12 hrs 18 mins
Moonrise: 2:39 PM
Moon Transit: 9:38 PM
Moonset: 3:47 AM
Moon Phase: First Quarter
Moon Illumination: 67.4%

Best Times for Fishing or Hunting

Major Periods

10:00 AM - 12:30 AM
9:08 PM - 11:38 PM

Minor Periods

2:09 PM - 3:39 PM
3:17 AM - 4:47 AM

Action Rating: 2 out of 5

Saturday, March 28, 2026

Weather Forecast

Sunny
76.1°F
72°F
74.1°F
81%
0 in
0%
0%
19.7 mph
2.4


Air Quality

AQI: 1 - Good
PM2.5: 8.01 μg/m3
PM10: 11.54 μg/m3
Carbon Monoxide: 126.37 μg/m3
Nitrogen Dioxide: 2.35 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 90.36 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 1:27 PM
Sunset: 7:37 PM
Daylight: 12 hrs 19 mins
Moonrise: 3:42 PM
Moon Transit: 10:29 PM
Moonset: 4:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 77.5%

Best Times for Fishing or Hunting

Major Periods

10:53 AM - 1:23 PM
12:00 AM - 12:00 AM

Minor Periods

3:12 PM - 4:42 PM
4:02 AM - 5:32 AM

Action Rating: 2 out of 5

Sunday, March 29, 2026

Weather Forecast

Moderate rain
75.8°F
74.5°F
75.3°F
74%
0.21 in
89%
0%
27.3 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 7.9 μg/m3
PM10: 11.06 μg/m3
Carbon Monoxide: 131.62 μg/m3
Nitrogen Dioxide: 4.39 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 86.92 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 1:26 PM
Sunset: 7:37 PM
Daylight: 12 hrs 21 mins
Moonrise: 4:43 PM
Moon Transit: 11:16 PM
Moonset: 5:10 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%

Best Times for Fishing or Hunting

Major Periods

11:42 AM - 2:12 PM
12:00 AM - 12:00 AM

Minor Periods

4:13 PM - 5:43 PM
4:40 AM - 6:10 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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