Water Temperature of the St. Johns River in Jacksonville, FL
Current Water Temperature
74.1°F
Measurement Time: Wednesday, April 23, 2025, 4:00 AM EDT
Today's Tides
High: April 23, 5:18 AM, 4.50 ft
Low: April 23, 11:19 AM, 0.19 ft
High: April 23, 5:45 PM, 4.49 ft
Low: April 23, 11:41 PM, 0.19 ft
Temperature Locations
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Local Points of Interest
Mayport, FL; Mayport Naval Station; Huguenot Memorial ParkSponsored Content
St. Johns River
Station Name: Mayport (Bar Pilots Dock)
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet / 0 meters
Sensor Depth: -5.9 feet / -1.8 meters
Nearest Address:
4910 Ocean St
Jacksonville, FL 32233
Duval County
GPS Coordinates: 30.398167, -81.427889
Nearby Water Temperatures
Clapboard Creek, Jacksonville, FL (6.7 mi)St. Johns River, Jacksonville, FL (7.8 mi)
St. Johns River, Jacksonville, FL (7.9 mi)
Dunn Creek, Jacksonville, FL (10.8 mi)
St. Johns River, Jacksonville, FL (11.4 mi)
Pottsburg Creek, Jacksonville, FL (11.4 mi)
Broward River, Jacksonville, FL (14.7 mi)
St. Johns River, Jacksonville, FL (15.1 mi)
St. Johns River, Jacksonville, FL (15.3 mi)
St. Johns River, Jacksonville, FL (16.3 mi)
Amelia River, Fernandina Beach, FL (19.0 mi)
Trout River, Jacksonville, FL (19.9 mi)
St. Johns River, Jacksonville, FL (20.2 mi)
Cedar River, Jacksonville, FL (20.3 mi)
Durbin Creek, Jacksonville, FL (20.5 mi)
Weather for Jacksonville, Florida
Current Weather
71.1°F

Conditions: Partly Cloudy
Humidity: 79%
Feels Like: 71.1°F
Wind: SSW 4.9 mph
Wind Gusts: 8.4 mph
Humidity: 79%
Feels Like: 71.1°F
Wind: SSW 4.9 mph
Wind Gusts: 8.4 mph
Pressure: 30.08 in
Precipitation: 0 in
Cloud Cover: 25%
Visibility: 9 mi
UV Index: 0
Precipitation: 0 in
Cloud Cover: 25%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 81°F
L: 69°F

Thu
H: 76°F
L: 69°F

Fri
H: 73°F
L: 69°F

Sat
H: 81°F
L: 66°F

Sun
H: 80°F
L: 68°F
Air Quality
PM2.5:
14.25 μg/m3
PM10:
19.43 μg/m3
Carbon Monoxide: 323.75 μg/m3
Nitrogen Dioxide: 9.62 μg/m3
Sulphur Dioxide: 4.81 μg/m3
Ozone: 69 μg/m3
Nitrogen Dioxide: 9.62 μg/m3
Sulphur Dioxide: 4.81 μg/m3
Ozone: 69 μg/m3
Astronomical
Sunrise: 6:50 AM
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 9 mins
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 9 mins
Moonrise: 4:09 AM
Moon Transit: 9:48 AM
Moonset: 3:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Moon Transit: 9:48 AM
Moonset: 3:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:18 AM - 11:48 AM
Minor Periods
3:06 PM - 4:36 PM3:39 AM - 5:09 AM
Action Rating: 2 out of 5
Wednesday, April 23, 2025
Weather Forecast
Conditions: Partly Cloudy
Average Temperature: 73.6°F
Average Humidity: 81%
Average Temperature: 73.6°F
Average Humidity: 81%
Chance of Rain: 0%
Wind: 13.4 mph
UV Index: 2
Wind: 13.4 mph
UV Index: 2
Air Quality
AQI:
2 - Moderate
PM2.5:
18.62 μg/m3
PM10:
25.73 μg/m3
Carbon Monoxide: 287.71 μg/m3
Nitrogen Dioxide: 5.84 μg/m3
Sulphur Dioxide: 4.1 μg/m3
Ozone: 94.64 μg/m3
Nitrogen Dioxide: 5.84 μg/m3
Sulphur Dioxide: 4.1 μg/m3
Ozone: 94.64 μg/m3
Astronomical
Sunrise: 6:50 AM
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 9 mins
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 9 mins
Moonrise: 4:09 AM
Moon Transit: 9:48 AM
Moonset: 3:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Moon Transit: 9:48 AM
Moonset: 3:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:18 AM - 11:48 AM
Minor Periods
3:06 PM - 4:36 PM3:39 AM - 5:09 AM
Action Rating: 2 out of 5
Thursday, April 24, 2025
Weather Forecast
Conditions: Partly Cloudy
Average Temperature: 72.4°F
Average Humidity: 84%
Average Temperature: 72.4°F
Average Humidity: 84%
Chance of Rain: 0%
Wind: 11.9 mph
UV Index: 2.3
Wind: 11.9 mph
UV Index: 2.3
Air Quality
AQI:
2 - Moderate
PM2.5:
21.68 μg/m3
PM10:
31.13 μg/m3
Carbon Monoxide: 266.62 μg/m3
Nitrogen Dioxide: 4.48 μg/m3
Sulphur Dioxide: 2.79 μg/m3
Ozone: 89.28 μg/m3
Nitrogen Dioxide: 4.48 μg/m3
Sulphur Dioxide: 2.79 μg/m3
Ozone: 89.28 μg/m3
Astronomical
Sunrise: 6:49 AM
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 11 mins
Sun Transit: 1:23 PM
Sunset: 7:59 PM
Daylight: 13 hrs 11 mins
Moonrise: 4:42 AM
Moon Transit: 10:37 AM
Moonset: 4:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.3%
Moon Transit: 10:37 AM
Moonset: 4:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:07 AM - 12:37 AM
Minor Periods
4:13 PM - 5:43 PM4:12 AM - 5:42 AM
Action Rating: 2 out of 5
Friday, April 25, 2025
Weather Forecast
Conditions: Overcast
Average Temperature: 70.9°F
Average Humidity: 77%
Average Temperature: 70.9°F
Average Humidity: 77%
Chance of Rain: 0%
Wind: 11.9 mph
UV Index: 2.4
Wind: 11.9 mph
UV Index: 2.4
Air Quality
AQI:
2 - Moderate
PM2.5:
16.14 μg/m3
PM10:
25.01 μg/m3
Carbon Monoxide: 246.94 μg/m3
Nitrogen Dioxide: 3.34 μg/m3
Sulphur Dioxide: 2.35 μg/m3
Ozone: 98.44 μg/m3
Nitrogen Dioxide: 3.34 μg/m3
Sulphur Dioxide: 2.35 μg/m3
Ozone: 98.44 μg/m3
Astronomical
Sunrise: 6:48 AM
Sun Transit: 1:23 PM
Sunset: 8:00 PM
Daylight: 13 hrs 12 mins
Sun Transit: 1:23 PM
Sunset: 8:00 PM
Daylight: 13 hrs 12 mins
Moonrise: 5:13 AM
Moon Transit: 3:34 AM
Moonset: 5:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%
Moon Transit: 3:34 AM
Moonset: 5:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%
Best Times for Fishing or Hunting
Major Periods
3:04 AM - 5:34 AM3:04 AM - 5:34 AM
Minor Periods
5:20 PM - 6:50 PM4:43 AM - 6:13 AM
Action Rating: 2 out of 5
Saturday, April 26, 2025
Weather Forecast
Conditions: Sunny
Average Temperature: 73.4°F
Average Humidity: 71%
Average Temperature: 73.4°F
Average Humidity: 71%
Chance of Rain: 0%
Wind: 15 mph
UV Index: 2.2
Wind: 15 mph
UV Index: 2.2
Air Quality
AQI:
2 - Moderate
PM2.5:
16.81 μg/m3
PM10:
24.49 μg/m3
Carbon Monoxide: 261.99 μg/m3
Nitrogen Dioxide: 6.69 μg/m3
Sulphur Dioxide: 2.83 μg/m3
Ozone: 77.85 μg/m3
Nitrogen Dioxide: 6.69 μg/m3
Sulphur Dioxide: 2.83 μg/m3
Ozone: 77.85 μg/m3
Astronomical
Sunrise: 6:47 AM
Sun Transit: 1:23 PM
Sunset: 8:01 PM
Daylight: 13 hrs 14 mins
Sun Transit: 1:23 PM
Sunset: 8:01 PM
Daylight: 13 hrs 14 mins
Moonrise: 5:46 AM
Moon Transit: 12:18 AM
Moonset: 7:01 PM
Moon Phase: New
Moon Illumination: 0.0%
Moon Transit: 12:18 AM
Moonset: 7:01 PM
Moon Phase: New
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
12:33 AM - 3:03 AM11:48 AM - 2:18 PM
Minor Periods
6:31 PM - 8:01 PM5:16 AM - 6:46 AM
Action Rating: 5 out of 5
Sunday, April 27, 2025
Weather Forecast
Conditions: Sunny
Average Temperature: 73.3°F
Average Humidity: 67%
Average Temperature: 73.3°F
Average Humidity: 67%
Chance of Rain: 0%
Wind: 14.8 mph
UV Index: 0
Wind: 14.8 mph
UV Index: 0
Air Quality
AQI:
0 -
PM2.5:
0 μg/m3
PM10:
0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sunrise: 6:46 AM
Sun Transit: 1:23 PM
Sunset: 8:01 PM
Daylight: 13 hrs 15 mins
Sun Transit: 1:23 PM
Sunset: 8:01 PM
Daylight: 13 hrs 15 mins
Moonrise: 6:23 AM
Moon Transit: 1:13 PM
Moonset: 8:14 PM
Moon Phase: New
Moon Illumination: 1.7%
Moon Transit: 1:13 PM
Moonset: 8:14 PM
Moon Phase: New
Moon Illumination: 1.7%
Best Times for Fishing or Hunting
Major Periods
1:26 AM - 3:56 AM12:43 AM - 3:13 PM
Minor Periods
7:44 PM - 9:14 PM5:53 AM - 7:23 AM
Action Rating: 4 out of 5
The times presented here are based upon the solunar theory, which is the idea that the movements of
fish and other animals are affected by the location of the sun and moon. The major periods are
believed to be the times of the greatest animal activity and occur when the moon is directly
overhead or underfoot (lunar transits). The minor periods also see increased activity and
occur when the moon is rising or setting. The strongest activity occurs during full or new moons,
and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.
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