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

Current Water Temperature

83.8°F

Measurement Time: Thursday, September 17, 2026, 5:12 AM EDT

Today's Tides

 High: September 17, 1:14 AM, 4.4 ft
Low: September 17, 7:04 AM, 1.2 ft
 High: September 17, 1:54 PM, 4.9 ft
Low: September 17, 8:14 PM, 1.5 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

78°F
Partly Cloudy
Partly Cloudy
76%
E 14 mph
70°F

Weather Forecast

Partly Cloudy
Overnight
77°F - Partly Cloudy
Slight Chance Rain Showers then Mostly Sunny
Thursday
86°F - Slight Chance Rain Showers then Mostly Sunny
Partly Cloudy
Thursday Night
76°F - Partly Cloudy
Mostly Sunny then Slight Chance Showers And Thunderstorms
Friday
86°F - Mostly Sunny then Slight Chance Showers And Thunderstorms
Partly Cloudy
Friday Night
76°F - Partly Cloudy
Chance Showers And Thunderstorms
Saturday
86°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Saturday Night
75°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Sunday
85°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Sunday Night
75°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Monday
85°F - Showers And Thunderstorms Likely
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Monday Night
75°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers And Thunderstorms Likely
Tuesday
85°F - Showers And Thunderstorms Likely
Showers And Thunderstorms Likely
Tuesday Night
75°F - Showers And Thunderstorms Likely
Showers And Thunderstorms
Wednesday
84°F - Showers And Thunderstorms

Astronomical

Sunrise: 7:11 AM
Sun Transit: 1:20 PM
Sunset: 7:28 PM
Daylight: 12 hrs 17 mins
Moonrise: 1:31 PM
Moon Transit: 6:30 PM
Moonset: 11:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

6:45 AM - 9:15 AM
6:00 PM - 8:30 PM

Minor Periods

12:00 AM - 12:00 AM
1:01 PM - 2:31 PM

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: 7:11 AM
Sun Transit: 1:20 PM
Sunset: 7:28 PM
Daylight: 12 hrs 17 mins
Moonrise: 1:31 PM
Moon Transit: 6:30 PM
Moonset: 11:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

6:45 AM - 9:15 AM
6:00 PM - 8:30 PM

Minor Periods

12:00 AM - 12:00 AM
1:01 PM - 2:31 PM

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: 7:11 AM
Sun Transit: 1:20 PM
Sunset: 7:28 PM
Daylight: 12 hrs 17 mins
Moonrise: 1:31 PM
Moon Transit: 6:30 PM
Moonset: 11:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

6:45 AM - 9:15 AM
6:00 PM - 8:30 PM

Minor Periods

12:00 AM - 12:00 AM
1:01 PM - 2:31 PM

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: 7:11 AM
Sun Transit: 1:20 PM
Sunset: 7:28 PM
Daylight: 12 hrs 17 mins
Moonrise: 1:31 PM
Moon Transit: 6:30 PM
Moonset: 11:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

6:45 AM - 9:15 AM
6:00 PM - 8:30 PM

Minor Periods

12:00 AM - 12:00 AM
1:01 PM - 2:31 PM

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: 7:12 AM
Sun Transit: 1:19 PM
Sunset: 7:27 PM
Daylight: 12 hrs 15 mins
Moonrise: 2:25 PM
Moon Transit: 7:21 PM
Moonset: 12:27 AM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

7:36 AM - 10:06 AM
6:51 PM - 9:21 PM

Minor Periods

1:55 PM - 3:25 PM
12:00 AM - 12:00 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: 7:12 AM
Sun Transit: 1:19 PM
Sunset: 7:27 PM
Daylight: 12 hrs 15 mins
Moonrise: 2:25 PM
Moon Transit: 7:21 PM
Moonset: 12:27 AM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

7:36 AM - 10:06 AM
6:51 PM - 9:21 PM

Minor Periods

1:55 PM - 3:25 PM
12:00 AM - 12:00 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: 7:12 AM
Sun Transit: 1:19 PM
Sunset: 7:26 PM
Daylight: 12 hrs 13 mins
Moonrise: 3:14 PM
Moon Transit: 8:12 PM
Moonset: 12:19 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:28 AM - 10:58 AM
7:42 PM - 10:12 PM

Minor Periods

2:44 PM - 4:14 PM
12:00 AM - 12:00 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: 7:12 AM
Sun Transit: 1:19 PM
Sunset: 7:26 PM
Daylight: 12 hrs 13 mins
Moonrise: 3:14 PM
Moon Transit: 8:12 PM
Moonset: 12:19 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:28 AM - 10:58 AM
7:42 PM - 10:12 PM

Minor Periods

2:44 PM - 4:14 PM
12:00 AM - 12:00 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: 7:13 AM
Sun Transit: 1:19 PM
Sunset: 7:24 PM
Daylight: 12 hrs 12 mins
Moonrise: 3:58 PM
Moon Transit: 9:02 PM
Moonset: 1:13 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:19 AM - 11:49 AM
8:32 PM - 11:02 PM

Minor Periods

3:28 PM - 4:58 PM
12:43 AM - 2:13 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: 7:13 AM
Sun Transit: 1:19 PM
Sunset: 7:24 PM
Daylight: 12 hrs 12 mins
Moonrise: 3:58 PM
Moon Transit: 9:02 PM
Moonset: 1:13 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:19 AM - 11:49 AM
8:32 PM - 11:02 PM

Minor Periods

3:28 PM - 4:58 PM
12:43 AM - 2:13 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: 7:13 AM
Sun Transit: 1:18 PM
Sunset: 7:23 PM
Daylight: 12 hrs 10 mins
Moonrise: 4:37 PM
Moon Transit: 9:50 PM
Moonset: 2:11 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:08 AM - 12:38 AM
9:20 PM - 11:50 PM

Minor Periods

4:07 PM - 5:37 PM
1:41 AM - 3:11 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: 7:13 AM
Sun Transit: 1:18 PM
Sunset: 7:23 PM
Daylight: 12 hrs 10 mins
Moonrise: 4:37 PM
Moon Transit: 9:50 PM
Moonset: 2:11 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:08 AM - 12:38 AM
9:20 PM - 11:50 PM

Minor Periods

4:07 PM - 5:37 PM
1:41 AM - 3:11 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: 7:14 AM
Sun Transit: 1:18 PM
Sunset: 7:22 PM
Daylight: 12 hrs 8 mins
Moonrise: 5:11 PM
Moon Transit: 10:37 PM
Moonset: 3:10 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

10:55 AM - 1:25 PM
12:00 AM - 12:00 AM

Minor Periods

4:41 PM - 6:11 PM
2:40 AM - 4:10 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: 7:14 AM
Sun Transit: 1:18 PM
Sunset: 7:22 PM
Daylight: 12 hrs 8 mins
Moonrise: 5:11 PM
Moon Transit: 10:37 PM
Moonset: 3:10 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

10:55 AM - 1:25 PM
12:00 AM - 12:00 AM

Minor Periods

4:41 PM - 6:11 PM
2:40 AM - 4:10 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: 7:14 AM
Sun Transit: 1:18 PM
Sunset: 7:21 PM
Daylight: 12 hrs 6 mins
Moonrise: 5:43 PM
Moon Transit: 11:21 PM
Moonset: 4:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

11:40 AM - 2:10 PM
12:00 AM - 12:00 AM

Minor Periods

5:13 PM - 6:43 PM
3:39 AM - 5:09 AM

Action Rating: 2 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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