Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Thursday, October 30, 2025, 6:30 PM 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)
Cedar River, Jacksonville, FL (5.3 mi)
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: 69%
Feels Like: 55.1°F
Wind: NW 8.7 mph
Wind Gusts: 13 mph
Precipitation: 0 in
Cloud Cover: 50%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 70°F
L: 54°F

Fri
H: 72°F
L: 50°F

Sat
H: 74°F
L: 53°F

Sun
H: 78°F
L: 61°F

Mon
H: 86°F
L: 69°F
Air Quality
Nitrogen Dioxide: 5.95 μg/m3
Sulphur Dioxide: 3.55 μg/m3
Ozone: 55 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:41 PM
Daylight: 11 hrs 1 mins
Moon Transit: 8:35 PM
Moonset: 1:09 AM
Moon Phase: First Quarter
Moon Illumination: 63.7%
Best Times for Fishing or Hunting
Major Periods
8:50 AM - 11:20 AM8:05 PM - 10:35 PM
Minor Periods
2:36 PM - 4:06 PM12:39 AM - 2:09 AM
Action Rating: 2 out of 5
Coastal Flood Advisory issued October 30 at 1:26PM EDT until October 31 at 5:00AM EDT by NWS Jacksonville FL
Effective: Thu October 30, 2025, 1:26 PM
Expires: Fri October 31, 2025, 5:00 AM
* WHAT...Minor coastal flooding. * WHERE...St Johns River Basin. * WHEN...Until 5 AM EDT Friday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Rip Current Statement issued October 30 at 1:26PM EDT until October 31 at 5:00AM EDT by NWS Jacksonville FL
Effective: Thu October 30, 2025, 1:26 PM
Expires: Fri October 31, 2025, 5:00 AM
* WHAT...Dangerous rip currents. * WHERE...Northeast Florida Beaches. * WHEN...Through late tonight. * 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: 62.2°F
Average Humidity: 62%
Wind: 12.3 mph
UV Index: 1.2
Air Quality
Nitrogen Dioxide: 4.82 μg/m3
Sulphur Dioxide: 3.4 μg/m3
Ozone: 79.16 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:41 PM
Daylight: 11 hrs 1 mins
Moon Transit: 8:35 PM
Moonset: 1:09 AM
Moon Phase: First Quarter
Moon Illumination: 63.7%
Best Times for Fishing or Hunting
Major Periods
8:50 AM - 11:20 AM8:05 PM - 10:35 PM
Minor Periods
2:36 PM - 4:06 PM12:39 AM - 2:09 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 59.8°F
Average Humidity: 59%
Wind: 8.5 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 7.47 μg/m3
Sulphur Dioxide: 4.61 μg/m3
Ozone: 69.52 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:40 PM
Daylight: 11 hrs mins
Moon Transit: 9:22 PM
Moonset: 2:12 AM
Moon Phase: First Quarter
Moon Illumination: 74.1%
Best Times for Fishing or Hunting
Major Periods
9:38 AM - 12:08 AM8:52 PM - 11:22 PM
Minor Periods
3:08 PM - 4:38 PM1:42 AM - 3:12 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 62.8°F
Average Humidity: 47%
Wind: 7.4 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 13.72 μg/m3
Sulphur Dioxide: 6.09 μg/m3
Ozone: 86.4 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:39 PM
Daylight: 10 hrs 58 mins
Moon Transit: 12:00 AM
Moonset: 3:14 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 83.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:25 AM - 12:55 AM
Minor Periods
3:40 PM - 5:10 PM2:44 AM - 4:14 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 67.4°F
Average Humidity: 62%
Wind: 9.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 13.09 μg/m3
Sulphur Dioxide: 6.17 μg/m3
Ozone: 91.54 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:38 PM
Daylight: 10 hrs 56 mins
Moon Transit: 12:31 AM
Moonset: 4:19 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.9%
Best Times for Fishing or Hunting
Major Periods
12:01 AM - 2:31 PM12:01 AM - 2:31 PM
Minor Periods
4:11 PM - 5:41 PM3:49 AM - 5:19 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 75.9°F
Average Humidity: 70%
Wind: 8.5 mph
UV Index: 5
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 6:38 PM
Daylight: 10 hrs 55 mins
Moon Transit: 11:49 PM
Moonset: 5:25 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.3%
Best Times for Fishing or Hunting
Major Periods
12:02 AM - 2:32 PM12:00 AM - 12:00 AM
Minor Periods
4:44 PM - 6:14 PM4:55 AM - 6:25 AM
Action Rating: 3 out of 5
