Water Temperature of the St. Johns River in Jacksonville, FL

Current Water Temperature

84.7°F

Measurement Time: Sunday, September 6, 2026, 1:36 AM EDT

Today's Tides

 High: September 6, 4:43 AM, 4.4 ft
Low: September 6, 10:30 AM, 0.5 ft
 High: September 6, 5:27 PM, 5.4 ft
Low: September 6, 11:30 PM, 0.8 ft

Temperature Locations

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Local Points of Interest

Mayport, FL; Mayport Naval Station; Huguenot Memorial Park

St. Johns River

Station Name: Mayport (Bar Pilots Dock)
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -6 feet

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 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

79°F
Partly Cloudy
Partly Cloudy
91%
SW 6 mph
76°F

Weather Forecast

Partly Cloudy
Overnight
76°F - Partly Cloudy
Mostly Sunny then Chance Showers And Thunderstorms
Sunday
92°F - Mostly Sunny then Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Sunday Night
75°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Labor Day
86°F - Chance Showers And Thunderstorms
Showers And Thunderstorms
Monday Night
75°F - Showers And Thunderstorms
Showers And Thunderstorms Likely
Tuesday
85°F - Showers And Thunderstorms Likely
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Tuesday Night
76°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Wednesday
86°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Partly Cloudy
Wednesday Night
76°F - Chance Showers And Thunderstorms then Partly Cloudy
Mostly Sunny then Chance Showers And Thunderstorms
Thursday
87°F - Mostly Sunny then Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Partly Cloudy
Thursday Night
75°F - Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And Thunderstorms
Friday
89°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Partly Cloudy
Friday Night
75°F - Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And Thunderstorms
Saturday
88°F - Chance Showers And Thunderstorms

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:24 PM
Sunset: 7:42 PM
Daylight: 12 hrs 37 mins
Moonrise: 1:56 AM
Moon Transit: 9:23 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:53 AM - 11:23 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:24 PM
Sunset: 7:42 PM
Daylight: 12 hrs 37 mins
Moonrise: 1:56 AM
Moon Transit: 9:23 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:53 AM - 11:23 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:24 PM
Sunset: 7:42 PM
Daylight: 12 hrs 37 mins
Moonrise: 1:56 AM
Moon Transit: 9:23 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:53 AM - 11:23 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:05 AM
Sun Transit: 1:24 PM
Sunset: 7:42 PM
Daylight: 12 hrs 37 mins
Moonrise: 1:56 AM
Moon Transit: 9:23 AM
Moonset: 4:47 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:53 AM - 11:23 AM
12:00 AM - 12:00 AM

Minor Periods

4:17 PM - 5:47 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:23 PM
Sunset: 7:41 PM
Daylight: 12 hrs 35 mins
Moonrise: 3:06 AM
Moon Transit: 10:23 AM
Moonset: 5:34 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:53 AM - 12:23 AM

Minor Periods

5:04 PM - 6:34 PM
2:36 AM - 4:06 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:23 PM
Sunset: 7:41 PM
Daylight: 12 hrs 35 mins
Moonrise: 3:06 AM
Moon Transit: 10:23 AM
Moonset: 5:34 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
9:53 AM - 12:23 AM

Minor Periods

5:04 PM - 6:34 PM
2:36 AM - 4:06 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:23 PM
Sunset: 7:40 PM
Daylight: 12 hrs 33 mins
Moonrise: 4:17 AM
Moon Transit: 11:19 AM
Moonset: 6:15 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:49 AM - 1:19 PM

Minor Periods

5:45 PM - 7:15 PM
3:47 AM - 5:17 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:06 AM
Sun Transit: 1:23 PM
Sunset: 7:40 PM
Daylight: 12 hrs 33 mins
Moonrise: 4:17 AM
Moon Transit: 11:19 AM
Moonset: 6:15 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:49 AM - 1:19 PM

Minor Periods

5:45 PM - 7:15 PM
3:47 AM - 5:17 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:22 PM
Sunset: 7:38 PM
Daylight: 12 hrs 32 mins
Moonrise: 5:25 AM
Moon Transit: 12:11 AM
Moonset: 6:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:27 AM - 2:57 AM
11:41 AM - 2:11 PM

Minor Periods

6:20 PM - 7:50 PM
4:55 AM - 6:25 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:22 PM
Sunset: 7:38 PM
Daylight: 12 hrs 32 mins
Moonrise: 5:25 AM
Moon Transit: 12:11 AM
Moonset: 6:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:27 AM - 2:57 AM
11:41 AM - 2:11 PM

Minor Periods

6:20 PM - 7:50 PM
4:55 AM - 6:25 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:22 PM
Sunset: 7:37 PM
Daylight: 12 hrs 30 mins
Moonrise: 6:31 AM
Moon Transit: 1:00 PM
Moonset: 7:21 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:17 AM - 3:47 AM
12:30 AM - 3:00 PM

Minor Periods

6:51 PM - 8:21 PM
6:01 AM - 7:31 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:22 PM
Sunset: 7:37 PM
Daylight: 12 hrs 30 mins
Moonrise: 6:31 AM
Moon Transit: 1:00 PM
Moonset: 7:21 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:17 AM - 3:47 AM
12:30 AM - 3:00 PM

Minor Periods

6:51 PM - 8:21 PM
6:01 AM - 7:31 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:08 AM
Sun Transit: 1:22 PM
Sunset: 7:36 PM
Daylight: 12 hrs 28 mins
Moonrise: 7:33 AM
Moon Transit: 1:46 PM
Moonset: 7:51 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:04 AM - 4:34 AM
1:16 PM - 3:46 PM

Minor Periods

7:21 PM - 8:51 PM
7:03 AM - 8:33 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:08 AM
Sun Transit: 1:22 PM
Sunset: 7:36 PM
Daylight: 12 hrs 28 mins
Moonrise: 7:33 AM
Moon Transit: 1:46 PM
Moonset: 7:51 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:04 AM - 4:34 AM
1:16 PM - 3:46 PM

Minor Periods

7:21 PM - 8:51 PM
7:03 AM - 8:33 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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

Astronomical

Sunrise: 7:08 AM
Sun Transit: 1:21 PM
Sunset: 7:35 PM
Daylight: 12 hrs 26 mins
Moonrise: 8:35 AM
Moon Transit: 2:31 PM
Moonset: 8:21 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

2:49 AM - 5:19 AM
2:01 PM - 4:31 PM

Minor Periods

7:51 PM - 9:21 PM
8:05 AM - 9:35 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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