Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Sunday, June 21, 2026, 1:00 PM EDT
Temperature Locations
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Station Name: ST JOHNS RVR AT CHRISTOPHER PT NR JACKSONVILLE, FL
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: -3 feet
Nearest Address:
6534 Christopher Point Rd W
Jacksonville, FL 32217
Duval County
GPS Coordinates: 30.25288889, -81.6431
Nearby Water Temperatures
St. Johns River, Jacksonville, FL (3.7 mi)St. Johns River, Jacksonville, FL (4.5 mi)
Pottsburg Creek, Jacksonville, FL (5 mi)
St. Johns River, Jacksonville, FL (5 mi)
St. Johns River, Orange Park, FL (5.8 mi)
Cedar River, Jacksonville, FL (6.1 mi)
Ortega River, Jacksonville, FL (6.3 mi)
St. Johns River, Jacksonville, FL (7.2 mi)
Julington Creek, Jacksonville, FL (8.7 mi)
St. Johns River, Jacksonville, FL (10.5 mi)
St. Johns River, Jacksonville, FL (10.5 mi)
Durbin Creek, Jacksonville, FL (10.9 mi)
Broward River, Jacksonville, FL (13.2 mi)
Dunn Creek, Jacksonville, FL (14.2 mi)
Trout River, Jacksonville, FL (14.4 mi)
Weather for Jacksonville, Florida
Current Weather

Five Day Weather Forecast

Sun
H: 96°F
L: 73°F

Mon
H: 98°F
L: 75°F

Tue
H: 100°F
L: 74°F

Wed
H: 98°F
L: 75°F

Thu
H: 97°F
L: 75°F
Air Quality
Nitrogen Dioxide: 2.5 μg/m3
Sulphur Dioxide: 0.6 μg/m3
Ozone: 79 μg/m3
Astronomical
Sun Transit: 1:28 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 7:26 PM
Moonset: 12:58 AM
Moon Phase: First Quarter
Moon Illumination: 38.5%
Best Times for Fishing or Hunting
Major Periods
7:44 AM - 10:14 AM6:56 PM - 9:26 PM
Minor Periods
12:50 AM - 2:20 PM12:28 AM - 1:58 AM
Action Rating: 2 out of 5
Special Marine Warning issued June 21 at 3:42PM EDT until June 21 at 4:45PM EDT by NWS Jacksonville FL
Effective: Sun June 21, 2026, 3:42 PM
Expires: Sun June 21, 2026, 4:45 PM
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... * Until 445 PM EDT. * At 342 PM EDT, strong thunderstorms were located along a line extending from 16 nm west of Palm Valley to Marineland, moving east at 20 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Dorothy Louise Barge, Saint Augustine Beach, Beverly Beach, Vilano Beach, South Ponte Vedra Beach, Palm Valley, Nine Mile Reef, Saint Augustine, Jacksonville Beach, Crescent Beach, Butler Beach, Big Georges Reef, Marineland, Guana River State Park, Atlantic Beach, and Palm Coast.
Move to safe harbor immediately as gusty winds and high waves are expected. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Special Marine Warning issued June 21 at 3:47PM EDT until June 21 at 4:45PM EDT by NWS Jacksonville FL
Effective: Sun June 21, 2026, 3:47 PM
Expires: Sun June 21, 2026, 4:45 PM
SMWJAX The National Weather Service in Jacksonville has issued a * Special Marine Warning for... Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... * Until 445 PM EDT. * At 347 PM EDT, strong thunderstorms were located 12 nm west of Amelia City, or 38 nm southwest of St. Simons Island, moving east at 25 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Atlantic Beach, High Point, Mayport, Nassau Sound Approach Buoy 6a, Buoy F, Amelia City, Buoy Cdh, Jekyll Island, St Simons Island Village, St. Simons Island, Talbot Island, Saint Andrews Sound, Buoy Kby, Saint Johns Lighted Buoy, Dungeness, Saint Marys Entrance Buoy 16, St Simons Sound Buoy 9, Cumberland Island, and Whittakers Snapper Hole Reef.
Move to safe harbor immediately as gusty winds and high waves are expected. If your vessel is caught offshore, immediately secure for heavy weather. Ensure all crew members are wearing USCG approved Type I life jackets and nonessential crew are below decks. Deploy jack lines and harnesses if available. Check life saving equipment, including batteries on handheld radios, for readiness.
Marine Weather Statement issued June 21 at 3:23PM EDT by NWS Jacksonville FL
Effective: Sun June 21, 2026, 3:23 PM
Expires: Sun June 21, 2026, 4:30 PM
The areas affected include... Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM... Coastal waters from St. Augustine to Flagler Beach FL out 20 NM... At 322 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located over Palm Coast, moving northeast at 20 knots.
Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes.
Marine Weather Statement issued June 21 at 4:06PM EDT by NWS Jacksonville FL
Effective: Sun June 21, 2026, 4:06 PM
Expires: Sun June 21, 2026, 5:00 PM
The areas affected include... Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM... Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM... Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM... At 406 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 7 nm southwest of Jekyll Island to near Marineland, moving northeast at 25 knots.
Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.43 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 59.92 μg/m3
Astronomical
Sun Transit: 1:28 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 7:26 PM
Moonset: 12:58 AM
Moon Phase: First Quarter
Moon Illumination: 38.5%
Best Times for Fishing or Hunting
Major Periods
7:44 AM - 10:14 AM6:56 PM - 9:26 PM
Minor Periods
12:50 AM - 2:20 PM12:28 AM - 1:58 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.05 μg/m3
Sulphur Dioxide: 0.65 μg/m3
Ozone: 54.17 μg/m3
Astronomical
Sun Transit: 1:28 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 8:09 PM
Moonset: 1:26 AM
Moon Phase: First Quarter
Moon Illumination: 49.7%
Best Times for Fishing or Hunting
Major Periods
8:26 AM - 10:56 AM7:39 PM - 10:09 PM
Minor Periods
1:47 PM - 3:17 PM12:56 AM - 2:26 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.05 μg/m3
Sulphur Dioxide: 0.68 μg/m3
Ozone: 63.88 μg/m3
Astronomical
Sun Transit: 1:28 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 8:51 PM
Moonset: 1:54 AM
Moon Phase: First Quarter
Moon Illumination: 61.0%
Best Times for Fishing or Hunting
Major Periods
9:09 AM - 11:39 AM8:21 PM - 10:51 PM
Minor Periods
2:44 PM - 4:14 PM1:24 AM - 2:54 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.78 μg/m3
Sulphur Dioxide: 0.84 μg/m3
Ozone: 95.25 μg/m3
Astronomical
Sun Transit: 1:29 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 9:35 PM
Moonset: 2:24 AM
Moon Phase: First Quarter
Moon Illumination: 71.7%
Best Times for Fishing or Hunting
Major Periods
9:52 AM - 12:22 AM9:05 PM - 11:35 PM
Minor Periods
3:41 PM - 5:11 PM1:54 AM - 3:24 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.8 μg/m3
Sulphur Dioxide: 0.64 μg/m3
Ozone: 78.44 μg/m3
Astronomical
Sun Transit: 1:29 PM
Sunset: 8:32 PM
Daylight: 14 hrs 6 mins
Moon Transit: 10:21 PM
Moonset: 2:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
10:37 AM - 1:07 PM12:00 AM - 12:00 AM
Minor Periods
4:38 PM - 6:08 PM2:26 AM - 3:56 AM
Action Rating: 2 out of 5
