Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Wednesday, September 30, 2026, 12:30 AM EDT
Temperature Locations
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Local Points of Interest
Riverfront Park; Marco LakeStation Name: ST JOHNS RIVER BL MARCO LK AT JACKSONVILLE, FL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet
Nearest Address:
1799 River Rd
Jacksonville, FL 32207
Duval County
GPS Coordinates: 30.30478056, -81.6601
Nearby Water Temperatures
St. Johns River, Jacksonville, FL (1.3 mi)St. Johns River, Jacksonville, FL (3.7 mi)
St. Johns River, Jacksonville, FL (4.5 mi)
Cedar River, Jacksonville, FL (5 mi)
Pottsburg Creek, Jacksonville, FL (5.5 mi)
St. Johns River, Jacksonville, FL (7.9 mi)
St. Johns River, Jacksonville, FL (8.3 mi)
St. Johns River, Jacksonville, FL (8.3 mi)
Ortega River, Jacksonville, FL (8.3 mi)
St. Johns River, Orange Park, FL (8.7 mi)
Broward River, Jacksonville, FL (9.6 mi)
Trout River, Jacksonville, FL (10.8 mi)
Dunn Creek, Jacksonville, FL (11 mi)
Julington Creek, Jacksonville, FL (12.4 mi)
Clapboard Creek, Jacksonville, FL (12.9 mi)
Weather for Jacksonville, Florida
Current Weather
Weather Forecast
Overnight
72°F - Mostly Cloudy
Wednesday
88°F - Partly Sunny then Chance Showers And Thunderstorms
Wednesday Night
74°F - Partly Cloudy
Thursday
87°F - Partly Sunny then Chance Showers And Thunderstorms
Thursday Night
75°F - Chance Showers And Thunderstorms then Partly Cloudy
Friday
88°F - Mostly Sunny then Showers And Thunderstorms Likely
Friday Night
75°F - Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
Saturday
87°F - Chance Showers And Thunderstorms
Saturday Night
75°F - Chance Showers And Thunderstorms then Mostly Cloudy
Sunday
87°F - Slight Chance Showers And Thunderstorms
Sunday Night
74°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Monday
83°F - Showers And Thunderstorms
Monday Night
71°F - Showers And Thunderstorms
Tuesday
77°F - Showers And Thunderstorms
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:13 PM
Daylight: 11 hrs 54 mins
Moon Transit: 4:13 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:43 AM - 6:13 AM5:22 PM - 7:52 PM
Minor Periods
9:19 PM - 10:49 PM11:03 AM - 12:33 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: 1:16 PM
Sunset: 7:13 PM
Daylight: 11 hrs 54 mins
Moon Transit: 4:13 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:43 AM - 6:13 AM5:22 PM - 7:52 PM
Minor Periods
9:19 PM - 10:49 PM11:03 AM - 12:33 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: 1:16 PM
Sunset: 7:13 PM
Daylight: 11 hrs 54 mins
Moon Transit: 4:13 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:43 AM - 6:13 AM5:22 PM - 7:52 PM
Minor Periods
9:19 PM - 10:49 PM11:03 AM - 12:33 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: 1:16 PM
Sunset: 7:13 PM
Daylight: 11 hrs 54 mins
Moon Transit: 4:13 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:43 AM - 6:13 AM5:22 PM - 7:52 PM
Minor Periods
9:19 PM - 10:49 PM11:03 AM - 12:33 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: 1:16 PM
Sunset: 7:12 PM
Daylight: 11 hrs 52 mins
Moon Transit: 5:13 AM
Moonset: 12:42 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%
Best Times for Fishing or Hunting
Major Periods
4:43 AM - 7:13 AM6:24 PM - 8:54 PM
Minor Periods
10:16 PM - 11:46 PM12:12 AM - 1:42 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: 7:12 PM
Daylight: 11 hrs 52 mins
Moon Transit: 5:13 AM
Moonset: 12:42 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%
Best Times for Fishing or Hunting
Major Periods
4:43 AM - 7:13 AM6:24 PM - 8:54 PM
Minor Periods
10:16 PM - 11:46 PM12:12 AM - 1:42 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: 7:10 PM
Daylight: 11 hrs 50 mins
Moon Transit: 6:16 AM
Moonset: 1:46 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%
Best Times for Fishing or Hunting
Major Periods
5:46 AM - 8:16 AM7:27 PM - 9:57 PM
Minor Periods
12:00 AM - 12:00 AM1:16 PM - 2:46 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: 7:10 PM
Daylight: 11 hrs 50 mins
Moon Transit: 6:16 AM
Moonset: 1:46 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%
Best Times for Fishing or Hunting
Major Periods
5:46 AM - 8:16 AM7:27 PM - 9:57 PM
Minor Periods
12:00 AM - 12:00 AM1:16 PM - 2:46 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: 7:09 PM
Daylight: 11 hrs 48 mins
Moon Transit: 7:18 AM
Moonset: 2:44 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%
Best Times for Fishing or Hunting
Major Periods
6:48 AM - 9:18 AM8:28 PM - 10:58 PM
Minor Periods
2:14 PM - 3:44 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: 7:09 PM
Daylight: 11 hrs 48 mins
Moon Transit: 7:18 AM
Moonset: 2:44 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%
Best Times for Fishing or Hunting
Major Periods
6:48 AM - 9:18 AM8:28 PM - 10:58 PM
Minor Periods
2:14 PM - 3:44 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: 7:08 PM
Daylight: 11 hrs 46 mins
Moon Transit: 8:18 AM
Moonset: 3:32 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%
Best Times for Fishing or Hunting
Major Periods
7:48 AM - 10:18 AM9:26 PM - 11:56 PM
Minor Periods
3:02 PM - 4:32 PM12:28 AM - 1:58 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: 7:08 PM
Daylight: 11 hrs 46 mins
Moon Transit: 8:18 AM
Moonset: 3:32 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%
Best Times for Fishing or Hunting
Major Periods
7:48 AM - 10:18 AM9:26 PM - 11:56 PM
Minor Periods
3:02 PM - 4:32 PM12:28 AM - 1:58 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: 7:07 PM
Daylight: 11 hrs 45 mins
Moon Transit: 9:14 AM
Moonset: 4:14 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%
Best Times for Fishing or Hunting
Major Periods
8:44 AM - 11:14 AM12:00 AM - 12:00 AM
Minor Periods
3:44 PM - 5:14 PM1:37 AM - 3:07 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: 7:07 PM
Daylight: 11 hrs 45 mins
Moon Transit: 9:14 AM
Moonset: 4:14 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%
Best Times for Fishing or Hunting
Major Periods
8:44 AM - 11:14 AM12:00 AM - 12:00 AM
Minor Periods
3:44 PM - 5:14 PM1:37 AM - 3:07 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: 7:06 PM
Daylight: 11 hrs 43 mins
Moon Transit: 10:06 AM
Moonset: 4:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:36 AM - 12:06 AM
Minor Periods
4:20 PM - 5:50 PM2:44 AM - 4:14 AM
Action Rating: 2 out of 5
