Water Temperature of Long Sound Near Key Largo, FL
Current Water Temperature
Measurement Time: Wednesday, September 16, 2026, 2:00 PM EDT
Temperature Locations
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Local Points of Interest
Little Blackwater Sound; Florida Bay; Barnes Sound; Florida Keys National Marine Sactuary; Everglades National Park; Florida Keys; Gulf of MexicoStation Name: Long Sound, 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: 25.235, -80.457
Nearby Water Temperatures
West Highway Creek, Key Largo, FL (0.8 mi)Little Blackwater Sound, Key Largo, FL (2.1 mi)
Manatee Bay, Homestead, FL (2.2 mi)
Joe Bay, Key Largo, FL (4.2 mi)
Joe Bay, Key Largo, FL (5.3 mi)
Barnes Sound, Key Largo, FL (5.3 mi)
Mud Creek, Homestead, FL (8.2 mi)
Florida Bay, Key Largo, FL (10.9 mi)
Little Madeira Bay, Homestead, FL (11.7 mi)
Taylor River, Homestead, FL (11.8 mi)
Taylor River, Homestead, FL (12.1 mi)
Taylor Slough, Homestead, FL (14.2 mi)
Seven Palm Lake, Flamingo, FL (17.1 mi)
Mowry Canal Number C-103, Homestead, FL (17.7 mi)
Florida Bay, Islamorada, FL (20.1 mi)
Weather Near Key Largo, Florida
Current Weather
Weather Forecast
Overnight
81°F - Chance Showers And Thunderstorms
Thursday
88°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Thursday Night
79°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Friday
87°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Friday Night
79°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Saturday
87°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Saturday Night
77°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Sunday
89°F - Chance Showers And Thunderstorms then Showers And Thunderstorms
Sunday Night
78°F - Showers And Thunderstorms then Chance Showers And Thunderstorms
Monday
90°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Monday Night
79°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Tuesday
90°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Tuesday Night
78°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Wednesday
89°F - Chance Showers And Thunderstorms then Showers And Thunderstorms
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:23 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:26 PM
Moonset: 11:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%
Best Times for Fishing or Hunting
Major Periods
6:49 AM - 9:19 AM5:56 PM - 8:26 PM
Minor Periods
12:00 AM - 12:00 AM12:42 AM - 2:12 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:23 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:26 PM
Moonset: 11:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%
Best Times for Fishing or Hunting
Major Periods
6:49 AM - 9:19 AM5:56 PM - 8:26 PM
Minor Periods
12:00 AM - 12:00 AM12:42 AM - 2:12 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:23 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:26 PM
Moonset: 11:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%
Best Times for Fishing or Hunting
Major Periods
6:49 AM - 9:19 AM5:56 PM - 8:26 PM
Minor Periods
12:00 AM - 12:00 AM12:42 AM - 2:12 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:23 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:26 PM
Moonset: 11:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%
Best Times for Fishing or Hunting
Major Periods
6:49 AM - 9:19 AM5:56 PM - 8:26 PM
Minor Periods
12:00 AM - 12:00 AM12:42 AM - 2:12 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:22 PM
Daylight: 12 hrs 13 mins
Moon Transit: 7:17 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 43.0%
Best Times for Fishing or Hunting
Major Periods
7:40 AM - 10:10 AM6:47 PM - 9:17 PM
Minor Periods
1:36 PM - 3:06 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:22 PM
Daylight: 12 hrs 13 mins
Moon Transit: 7:17 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 43.0%
Best Times for Fishing or Hunting
Major Periods
7:40 AM - 10:10 AM6:47 PM - 9:17 PM
Minor Periods
1:36 PM - 3:06 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:21 PM
Daylight: 12 hrs 12 mins
Moon Transit: 8:08 PM
Moonset: 12:30 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM7:38 PM - 10:08 PM
Minor Periods
2:26 PM - 3:56 PM12:00 AM - 1:30 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:21 PM
Daylight: 12 hrs 12 mins
Moon Transit: 8:08 PM
Moonset: 12:30 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM7:38 PM - 10:08 PM
Minor Periods
2:26 PM - 3:56 PM12:00 AM - 1:30 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:20 PM
Daylight: 12 hrs 10 mins
Moon Transit: 8:58 PM
Moonset: 1:24 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM8:28 PM - 10:58 PM
Minor Periods
3:11 PM - 4:41 PM12:54 AM - 2:24 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:15 PM
Sunset: 7:20 PM
Daylight: 12 hrs 10 mins
Moon Transit: 8:58 PM
Moonset: 1:24 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM8:28 PM - 10:58 PM
Minor Periods
3:11 PM - 4:41 PM12:54 AM - 2:24 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:19 PM
Daylight: 12 hrs 9 mins
Moon Transit: 9:46 PM
Moonset: 2:20 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%
Best Times for Fishing or Hunting
Major Periods
10:12 AM - 12:42 AM9:16 PM - 11:46 PM
Minor Periods
3:52 PM - 5:22 PM1:50 AM - 3:20 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:19 PM
Daylight: 12 hrs 9 mins
Moon Transit: 9:46 PM
Moonset: 2:20 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%
Best Times for Fishing or Hunting
Major Periods
10:12 AM - 12:42 AM9:16 PM - 11:46 PM
Minor Periods
3:52 PM - 5:22 PM1:50 AM - 3:20 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:18 PM
Daylight: 12 hrs 8 mins
Moon Transit: 10:33 PM
Moonset: 3:16 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%
Best Times for Fishing or Hunting
Major Periods
10:59 AM - 1:29 PM12:00 AM - 12:00 AM
Minor Periods
4:29 PM - 5:59 PM2:46 AM - 4:16 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:18 PM
Daylight: 12 hrs 8 mins
Moon Transit: 10:33 PM
Moonset: 3:16 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%
Best Times for Fishing or Hunting
Major Periods
10:59 AM - 1:29 PM12:00 AM - 12:00 AM
Minor Periods
4:29 PM - 5:59 PM2:46 AM - 4:16 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:14 PM
Sunset: 7:17 PM
Daylight: 12 hrs 6 mins
Moon Transit: 11:17 PM
Moonset: 4:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%
Best Times for Fishing or Hunting
Major Periods
11:44 AM - 2:14 PM12:00 AM - 12:00 AM
Minor Periods
5:03 PM - 6:33 PM3:43 AM - 5:13 AM
Action Rating: 2 out of 5
