Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Sunday, April 20, 2025, 11:30 AM EDT
Temperature Locations
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Station Name: ST. JOHNS RIVER AT JACKSONVILLE, FL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
S Acosta Bridge
Jacksonville, FL 32202
Duval County
GPS Coordinates: 30.3224616, -81.6653735
Nearby Water Temperatures
St. Johns River, Jacksonville, FL (1.3 mi)St. Johns River, Jacksonville, FL (3.9 mi)
St. Johns River, Jacksonville, FL (5.0 mi)
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Pottsburg Creek, Jacksonville, FL (6.2 mi)
St. Johns River, Jacksonville, FL (7.8 mi)
St. Johns River, Jacksonville, FL (7.8 mi)
Broward River, Jacksonville, FL (8.4 mi)
St. Johns River, Jacksonville, FL (9.1 mi)
Ortega River, Jacksonville, FL (9.2 mi)
Trout River, Jacksonville, FL (9.6 mi)
St. Johns River, Orange Park, FL (9.9 mi)
Dunn Creek, Jacksonville, FL (10.0 mi)
Clapboard Creek, Jacksonville, FL (12.2 mi)
Julington Creek, Jacksonville, FL (13.7 mi)
Weather for Jacksonville, Florida
Current Weather

Humidity: 54%
Feels Like: 80.2°F
Wind: ESE 12.1 mph
Wind Gusts: 13.9 mph
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 9 mi
UV Index: 1.2
Five Day Weather Forecast

Sun
H: 83°F
L: 67°F

Mon
H: 84°F
L: 66°F

Tue
H: 84°F
L: 69°F

Wed
H: 89°F
L: 66°F

Thu
H: 87°F
L: 67°F
Air Quality
Nitrogen Dioxide: 8.14 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 99 μg/m3
Astronomical
Sun Transit: 1:25 PM
Sunset: 7:58 PM
Daylight: 13 hrs 4 mins
Moon Transit: 7:16 AM
Moonset: 12:22 AM
Moon Phase: Last Quarter
Moon Illumination: 37.8%
Best Times for Fishing or Hunting
Major Periods
6:46 AM - 9:16 AM8:21 PM - 10:51 PM
Minor Periods
11:52 AM - 1:22 PM1:44 AM - 3:14 AM
Action Rating: 4 out of 5
Rip Current Statement issued April 20 at 2:39AM EDT until April 21 at 12:00AM EDT by NWS Jacksonville FL
Effective: Sun April 20, 2025, 2:39 AM
Expires: Mon April 21, 2025, 12:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
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 April 20 at 2:39AM EDT until April 21 at 12:00AM EDT by NWS Jacksonville FL
Effective: Sun April 20, 2025, 2:39 AM
Expires: Mon April 21, 2025, 12:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
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 April 20 at 2:39AM EDT until April 21 at 12:00AM EDT by NWS Jacksonville FL
Effective: Sun April 20, 2025, 2:39 AM
Expires: Mon April 21, 2025, 12:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
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 April 20 at 2:39AM EDT until April 21 at 12:00AM EDT by NWS Jacksonville FL
Effective: Sun April 20, 2025, 2:39 AM
Expires: Mon April 21, 2025, 12:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
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 April 20 at 2:39AM EDT until April 21 at 12:00AM EDT by NWS Jacksonville FL
Effective: Sun April 20, 2025, 2:39 AM
Expires: Mon April 21, 2025, 12:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
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: 73.7°F
Average Humidity: 64%
Wind: 12.1 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 6.76 μg/m3
Sulphur Dioxide: 2.91 μg/m3
Ozone: 107.64 μg/m3
Astronomical
Sun Transit: 1:25 PM
Sunset: 7:58 PM
Daylight: 13 hrs 4 mins
Moon Transit: 7:16 AM
Moonset: 12:22 AM
Moon Phase: Last Quarter
Moon Illumination: 37.8%
Best Times for Fishing or Hunting
Major Periods
6:46 AM - 9:16 AM8:21 PM - 10:51 PM
Minor Periods
11:52 AM - 1:22 PM1:44 AM - 3:14 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 74.1°F
Average Humidity: 65%
Wind: 11.9 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 6.32 μg/m3
Sulphur Dioxide: 3.72 μg/m3
Ozone: 104.32 μg/m3
Astronomical
Sun Transit: 1:25 PM
Sunset: 7:58 PM
Daylight: 13 hrs 5 mins
Moon Transit: 8:08 AM
Moonset: 1:26 PM
Moon Phase: Last Quarter
Moon Illumination: 27.2%
Best Times for Fishing or Hunting
Major Periods
7:38 AM - 10:08 AM9:13 PM - 11:43 PM
Minor Periods
12:56 AM - 2:26 PM2:27 AM - 3:57 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 74.7°F
Average Humidity: 69%
Wind: 12.1 mph
UV Index: 1.9
Air Quality
Nitrogen Dioxide: 7.36 μg/m3
Sulphur Dioxide: 4.65 μg/m3
Ozone: 98.08 μg/m3
Astronomical
Sun Transit: 1:25 PM
Sunset: 7:59 PM
Daylight: 13 hrs 7 mins
Moon Transit: 9:00 AM
Moonset: 2:31 PM
Moon Phase: Last Quarter
Moon Illumination: 17.8%
Best Times for Fishing or Hunting
Major Periods
8:30 AM - 11:00 AM12:00 AM - 12:00 AM
Minor Periods
2:01 PM - 3:31 PM3:05 AM - 4:35 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 74.2°F
Average Humidity: 69%
Wind: 13.2 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 7.24 μg/m3
Sulphur Dioxide: 4.88 μg/m3
Ozone: 95.32 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:00 PM
Daylight: 13 hrs 9 mins
Moon Transit: 9:49 AM
Moonset: 3:37 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:19 AM - 11:49 AM
Minor Periods
3:07 PM - 4:37 PM3:40 AM - 5:10 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 75.8°F
Average Humidity: 66%
Wind: 12.3 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 8.58 μg/m3
Sulphur Dioxide: 2.32 μg/m3
Ozone: 79.38 μg/m3
Astronomical
Sun Transit: 1:24 PM
Sunset: 8:00 PM
Daylight: 13 hrs 10 mins
Moon Transit: 10:38 AM
Moonset: 4:44 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:08 AM - 12:38 AM
Minor Periods
4:14 PM - 5:44 PM4:13 AM - 5:43 AM
Action Rating: 2 out of 5