Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Tuesday, March 24, 2026, 2:42 PM EDT
Temperature Locations
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Local Points of Interest
Jacksonville UniversityStation Name: Jacksonville University
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet
Nearest Address:
2800 University Blvd N
Jacksonville, FL 32211
Duval County
GPS Coordinates: 30.354083, -81.61175
Nearby Water Temperatures
St. Johns River, Jacksonville, FL (3.9 mi)St. Johns River, Jacksonville, FL (3.9 mi)
St. Johns River, Jacksonville, FL (3.9 mi)
St. Johns River, Jacksonville, FL (4.5 mi)
Pottsburg Creek, Jacksonville, FL (5.3 mi)
Dunn Creek, Jacksonville, FL (7 mi)
Broward River, Jacksonville, FL (7 mi)
St. Johns River, Jacksonville, FL (7.2 mi)
Clapboard Creek, Jacksonville, FL (8.4 mi)
Cedar River, Jacksonville, FL (9.1 mi)
Trout River, Jacksonville, FL (10.4 mi)
St. Johns River, Jacksonville, FL (11.4 mi)
St. Johns River, Jacksonville, FL (11.8 mi)
Ortega River, Jacksonville, FL (12.7 mi)
St. Johns River, Orange Park, FL (12.9 mi)
Weather for Jacksonville, Florida
Current Weather

Five Day Weather Forecast

Tue
H: 68°F
L: 62°F

Wed
H: 74°F
L: 57°F

Thu
H: 78°F
L: 62°F

Fri
H: 88°F
L: 62°F

Sat
H: 69°F
L: 61°F
Air Quality
Nitrogen Dioxide: 3.25 μg/m3
Sulphur Dioxide: 2.55 μg/m3
Ozone: 111 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:40 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:45 PM
Moonset: 1:11 AM
Moon Phase: Waxing Crescent
Moon Illumination: 34.0%
Best Times for Fishing or Hunting
Major Periods
6:53 AM - 9:23 AM6:15 PM - 8:45 PM
Minor Periods
10:44 AM - 12:14 AM12:41 AM - 2:11 AM
Action Rating: 2 out of 5
Wind Advisory issued March 24 at 2:26AM EDT until March 24 at 8:00PM EDT by NWS Jacksonville FL
Effective: Tue March 24, 2026, 2:26 AM
Expires: Tue March 24, 2026, 8:00 PM
* WHAT...Northeast winds 20 to 25 mph with gusts 40 to 45 mph expected. * WHERE...In Florida, Coastal Duval and Coastal Nassau Counties. In Georgia, Coastal Camden and Coastal Glynn Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
High Surf Advisory issued March 24 at 2:22AM EDT until March 25 at 2:00PM EDT by NWS Jacksonville FL
Effective: Tue March 24, 2026, 2:22 AM
Expires: Tue March 24, 2026, 3:30 PM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves up to 6 to 8 feet. * WHERE...Southeast Georgia and Northeast Florida Beaches. * WHEN...For the High Rip Current Risk, from 7 AM EDT this morning through late Wednesday night. For the High Surf Advisory, from 2 PM this afternoon to 2 PM EDT Wednesday. * 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 March 24 at 2:22AM EDT until March 26 at 2:00AM EDT by NWS Jacksonville FL
Effective: Tue March 24, 2026, 2:22 AM
Expires: Tue March 24, 2026, 3:30 PM
* WHAT...For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves up to 6 to 8 feet. * WHERE...Southeast Georgia and Northeast Florida Beaches. * WHEN...For the High Rip Current Risk, from 7 AM EDT this morning through late Wednesday night. For the High Surf Advisory, from 2 PM this afternoon to 2 PM EDT Wednesday. * 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 March 24 at 1:00PM EDT until March 25 at 2:00PM EDT by NWS Jacksonville FL
Effective: Tue March 24, 2026, 1:00 PM
Expires: Wed March 25, 2026, 5:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents. For the High Surf Advisory, large breaking waves of 5 to 8 feet. * WHERE...Southeast Georgia and Northeast Florida Beaches. * WHEN...For the High Rip Current Risk, through late Wednesday night. For the High Surf Advisory, until 2 PM EDT Wednesday. * 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 March 24 at 1:00PM EDT until March 26 at 2:00AM EDT by NWS Jacksonville FL
Effective: Tue March 24, 2026, 1:00 PM
Expires: Wed March 25, 2026, 5:00 AM
* WHAT...For the High Rip Current Risk, dangerous rip currents. For the High Surf Advisory, large breaking waves of 5 to 8 feet. * WHERE...Southeast Georgia and Northeast Florida Beaches. * WHEN...For the High Rip Current Risk, through late Wednesday night. For the High Surf Advisory, until 2 PM EDT Wednesday. * 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
Air Quality
Nitrogen Dioxide: 4.8 μg/m3
Sulphur Dioxide: 2.68 μg/m3
Ozone: 95.8 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:40 PM
Daylight: 12 hrs 15 mins
Moon Transit: 6:45 PM
Moonset: 1:11 AM
Moon Phase: Waxing Crescent
Moon Illumination: 34.0%
Best Times for Fishing or Hunting
Major Periods
6:53 AM - 9:23 AM6:15 PM - 8:45 PM
Minor Periods
10:44 AM - 12:14 AM12:41 AM - 2:11 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.59 μg/m3
Sulphur Dioxide: 2.43 μg/m3
Ozone: 116 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:41 PM
Daylight: 12 hrs 17 mins
Moon Transit: 7:47 PM
Moonset: 2:17 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%
Best Times for Fishing or Hunting
Major Periods
7:56 AM - 10:26 AM7:17 PM - 9:47 PM
Minor Periods
11:47 AM - 1:17 PM1:47 AM - 3:17 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.82 μg/m3
Sulphur Dioxide: 3.02 μg/m3
Ozone: 107.2 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 19 mins
Moon Transit: 8:47 PM
Moonset: 3:15 AM
Moon Phase: First Quarter
Moon Illumination: 56.4%
Best Times for Fishing or Hunting
Major Periods
8:57 AM - 11:27 AM8:17 PM - 10:47 PM
Minor Periods
12:53 AM - 2:23 PM2:45 AM - 4:15 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.22 μg/m3
Sulphur Dioxide: 3.17 μg/m3
Ozone: 101.56 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 21 mins
Moon Transit: 9:43 PM
Moonset: 4:05 AM
Moon Phase: First Quarter
Moon Illumination: 67.4%
Best Times for Fishing or Hunting
Major Periods
9:55 AM - 12:25 AM9:13 PM - 11:43 PM
Minor Periods
2:02 PM - 3:32 PM3:35 AM - 5:05 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.3 μg/m3
Sulphur Dioxide: 2.7 μg/m3
Ozone: 77.85 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:43 PM
Daylight: 12 hrs 23 mins
Moon Transit: 10:34 PM
Moonset: 4:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 77.5%
Best Times for Fishing or Hunting
Major Periods
10:48 AM - 1:18 PM12:00 AM - 12:00 AM
Minor Periods
3:08 PM - 4:38 PM4:17 AM - 5:47 AM
Action Rating: 2 out of 5
