Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
Measurement Time: Thursday, November 27, 2025, 5:30 PM EST
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: 28%
Feels Like: 51.3°F
Wind: NW 8.7 mph
Wind Gusts: 13.2 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 70°F
L: 51°F

Fri
H: 60°F
L: 40°F

Sat
H: 64°F
L: 48°F

Sun
H: 80°F
L: 54°F

Mon
H: 76°F
L: 63°F
Air Quality
Nitrogen Dioxide: 5.85 μg/m3
Sulphur Dioxide: 4.45 μg/m3
Ozone: 63 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:26 PM
Daylight: 10 hrs 23 mins
Moon Transit: 6:15 PM
Moonset: 12:01 AM
Moon Phase: First Quarter
Moon Illumination: 46.5%
Best Times for Fishing or Hunting
Major Periods
6:31 AM - 9:01 AM5:45 PM - 8:15 PM
Minor Periods
12:08 AM - 1:38 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Freeze Warning issued November 27 at 8:00AM EST until November 28 at 9:00AM EST by NWS Jacksonville FL
Effective: Thu November 27, 2025, 8:00 AM
Expires: Thu November 27, 2025, 9:00 PM
* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...From 3 AM to 9 AM EST Friday. * IMPACTS...Appropriate action should be taken to ensure tender vegetation and outdoor pets have adequate protection from the cold temperatures. Young children, the elderly and the homeless are especially vulnerable to the cold. Take measures to protect them.
Take steps now to protect tender plants from the cold.
Weather Forecast
Average Temperature: 62.7°F
Average Humidity: 39%
Wind: 11.2 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 8.54 μg/m3
Sulphur Dioxide: 4.02 μg/m3
Ozone: 67 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:26 PM
Daylight: 10 hrs 23 mins
Moon Transit: 6:15 PM
Moonset: 12:01 AM
Moon Phase: First Quarter
Moon Illumination: 46.5%
Best Times for Fishing or Hunting
Major Periods
6:31 AM - 9:01 AM5:45 PM - 8:15 PM
Minor Periods
12:08 AM - 1:38 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 49.8°F
Average Humidity: 31%
Wind: 9.4 mph
UV Index: 0.9
Air Quality
Nitrogen Dioxide: 6.68 μg/m3
Sulphur Dioxide: 4.45 μg/m3
Ozone: 70.72 μg/m3
Astronomical
Sun Transit: 12:14 AM
Sunset: 5:26 PM
Daylight: 10 hrs 22 mins
Moon Transit: 12:00 AM
Moonset: 12:01 AM
Moon Phase: First Quarter
Moon Illumination: 57.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM7:17 AM - 9:47 AM
Minor Periods
12:38 AM - 2:08 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 55.7°F
Average Humidity: 67%
Wind: 11.6 mph
UV Index: 0.6
Air Quality
Nitrogen Dioxide: 7.17 μg/m3
Sulphur Dioxide: 4.02 μg/m3
Ozone: 75.76 μg/m3
Astronomical
Sun Transit: 12:15 AM
Sunset: 5:26 PM
Daylight: 10 hrs 21 mins
Moon Transit: 9:12 PM
Moonset: 1:02 AM
Moon Phase: First Quarter
Moon Illumination: 68.7%
Best Times for Fishing or Hunting
Major Periods
8:42 PM - 11:12 PM8:42 PM - 11:12 PM
Minor Periods
1:07 PM - 2:37 PM12:32 AM - 2:02 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 65.4°F
Average Humidity: 77%
Wind: 6.3 mph
UV Index: 0.9
Air Quality
Nitrogen Dioxide: 6.55 μg/m3
Sulphur Dioxide: 2.68 μg/m3
Ozone: 85.76 μg/m3
Astronomical
Sun Transit: 12:15 AM
Sunset: 5:25 PM
Daylight: 10 hrs 20 mins
Moon Transit: 8:35 PM
Moonset: 2:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.6%
Best Times for Fishing or Hunting
Major Periods
8:49 AM - 11:19 AM8:05 PM - 10:35 PM
Minor Periods
1:38 PM - 3:08 PM1:35 AM - 3:05 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 68.7°F
Average Humidity: 73%
Wind: 9.6 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 8.97 μg/m3
Sulphur Dioxide: 2.57 μg/m3
Ozone: 65.92 μg/m3
Astronomical
Sun Transit: 12:15 AM
Sunset: 5:25 PM
Daylight: 10 hrs 20 mins
Moon Transit: 9:26 PM
Moonset: 3:11 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 87.1%
Best Times for Fishing or Hunting
Major Periods
9:39 AM - 12:09 AM8:56 PM - 11:26 PM
Minor Periods
2:12 PM - 3:42 PM2:41 AM - 4:11 AM
Action Rating: 2 out of 5
