Water Temperature of the Delaware River in Philadelphia, PA

Current Water Temperature

79.0°F

Measurement Time: Tuesday, September 8, 2026, 10:30 AM EDT

Temperature Locations

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Local Points of Interest

Fort Mifflin; Philadelphia International Airport; Red Bank, NJ

Delaware River

Station Name: Delaware River at Fort Mifflin at Philadelphia, PA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
Fort Mifflin Road
Philadelphia, PA 19153
Philadelphia County

GPS Coordinates: 39.8792798, -75.20268029

Nearby Water Temperatures

Delaware River, Philadelphia, PA (4.9 mi)
Schuylkill River, Philadelphia, PA (6.2 mi)
Wissahickon Creek, Philadelphia, PA (9.4 mi)
Delaware River, Philadelphia, PA (9.9 mi)
Delaware River, Marcus Hook, PA (11.9 mi)
Delaware River, Philadelphia, PA (15.6 mi)
Wissahickon Creek, Fort Washington, PA (16.9 mi)
Rancocas Creek, Bridgeboro, NJ (17.7 mi)
Valley Creek, Chesterbrook, PA (19.4 mi)
Christina River, Wilmington, DE (20.5 mi)
Brandywine Creek, Chadds Ford, PA (20.7 mi)
Brandywine Creek, Wilmington, DE (21.2 mi)
Delaware River, New Castle, DE (21.4 mi)
Delaware River, Burlington, PA (22.5 mi)
Red Clay Creek, Wooddale, DE (24.4 mi)

Weather for Philadelphia, Pennsylvania

Current Weather

82°F
Partly Sunny
Partly Sunny
43%
NW 5 mph
57°F

Weather Forecast

Mostly Sunny
Today
83°F - Mostly Sunny
Partly Cloudy
Tonight
67°F - Partly Cloudy
Mostly Sunny
Wednesday
87°F - Mostly Sunny
Mostly Clear
Wednesday Night
73°F - Mostly Clear
Mostly Sunny then Chance Rain Showers
Thursday
88°F - Mostly Sunny then Chance Rain Showers
Showers And Thunderstorms Likely
Thursday Night
68°F - Showers And Thunderstorms Likely
Mostly Sunny
Friday
80°F - Mostly Sunny
Mostly Clear
Friday Night
62°F - Mostly Clear
Mostly Sunny
Saturday
82°F - Mostly Sunny
Chance Showers And Thunderstorms
Saturday Night
67°F - Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Sunday
83°F - Chance Showers And Thunderstorms
Chance Rain Showers then Partly Cloudy
Sunday Night
68°F - Chance Rain Showers then Partly Cloudy
Mostly Sunny then Slight Chance Rain Showers
Monday
85°F - Mostly Sunny then Slight Chance Rain Showers
Slight Chance Rain Showers
Monday Night
66°F - Slight Chance Rain Showers

Astronomical

Sunrise: 6:36 AM
Sun Transit: 12:58 AM
Sunset: 7:21 PM
Daylight: 12 hrs 45 mins
Moonrise: 3:28 AM
Moon Transit: 10:54 AM
Moonset: 6:07 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:24 AM - 12:54 AM

Minor Periods

5:37 PM - 7:07 PM
2:58 AM - 4:28 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: 6:36 AM
Sun Transit: 12:58 AM
Sunset: 7:21 PM
Daylight: 12 hrs 45 mins
Moonrise: 3:28 AM
Moon Transit: 10:54 AM
Moonset: 6:07 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:24 AM - 12:54 AM

Minor Periods

5:37 PM - 7:07 PM
2:58 AM - 4:28 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: 6:36 AM
Sun Transit: 12:58 AM
Sunset: 7:21 PM
Daylight: 12 hrs 45 mins
Moonrise: 3:28 AM
Moon Transit: 10:54 AM
Moonset: 6:07 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:24 AM - 12:54 AM

Minor Periods

5:37 PM - 7:07 PM
2:58 AM - 4:28 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: 6:37 AM
Sun Transit: 12:58 AM
Sunset: 7:19 PM
Daylight: 12 hrs 42 mins
Moonrise: 4:44 AM
Moon Transit: 11:45 AM
Moonset: 6:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:53 AM - 3:23 AM
11:15 AM - 1:45 PM

Minor Periods

6:05 PM - 7:35 PM
4:14 AM - 5:44 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: 6:37 AM
Sun Transit: 12:58 AM
Sunset: 7:19 PM
Daylight: 12 hrs 42 mins
Moonrise: 4:44 AM
Moon Transit: 11:45 AM
Moonset: 6:35 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

12:53 AM - 3:23 AM
11:15 AM - 1:45 PM

Minor Periods

6:05 PM - 7:35 PM
4:14 AM - 5:44 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: 6:37 AM
Sun Transit: 12:57 AM
Sunset: 7:17 PM
Daylight: 12 hrs 40 mins
Moonrise: 5:56 AM
Moon Transit: 12:34 AM
Moonset: 7:00 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:42 AM - 4:12 AM
12:04 AM - 2:34 PM

Minor Periods

6:30 PM - 8:00 PM
5:26 AM - 6:56 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: 6:37 AM
Sun Transit: 12:57 AM
Sunset: 7:17 PM
Daylight: 12 hrs 40 mins
Moonrise: 5:56 AM
Moon Transit: 12:34 AM
Moonset: 7:00 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:42 AM - 4:12 AM
12:04 AM - 2:34 PM

Minor Periods

6:30 PM - 8:00 PM
5:26 AM - 6:56 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: 6:38 AM
Sun Transit: 12:57 AM
Sunset: 7:16 PM
Daylight: 12 hrs 37 mins
Moonrise: 7:07 AM
Moon Transit: 1:20 PM
Moonset: 7:23 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:30 AM - 5:00 AM
12:50 AM - 3:20 PM

Minor Periods

6:53 PM - 8:23 PM
6:37 AM - 8:07 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: 6:38 AM
Sun Transit: 12:57 AM
Sunset: 7:16 PM
Daylight: 12 hrs 37 mins
Moonrise: 7:07 AM
Moon Transit: 1:20 PM
Moonset: 7:23 PM
Moon Phase: New
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

2:30 AM - 5:00 AM
12:50 AM - 3:20 PM

Minor Periods

6:53 PM - 8:23 PM
6:37 AM - 8:07 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: 6:39 AM
Sun Transit: 12:57 AM
Sunset: 7:14 PM
Daylight: 12 hrs 35 mins
Moonrise: 8:15 AM
Moon Transit: 2:05 PM
Moonset: 7:46 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:15 AM - 5:45 AM
1:35 PM - 4:05 PM

Minor Periods

7:16 PM - 8:46 PM
7:45 AM - 9:15 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: 6:39 AM
Sun Transit: 12:57 AM
Sunset: 7:14 PM
Daylight: 12 hrs 35 mins
Moonrise: 8:15 AM
Moon Transit: 2:05 PM
Moonset: 7:46 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:15 AM - 5:45 AM
1:35 PM - 4:05 PM

Minor Periods

7:16 PM - 8:46 PM
7:45 AM - 9:15 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: 6:40 AM
Sun Transit: 12:56 AM
Sunset: 7:12 PM
Daylight: 12 hrs 32 mins
Moonrise: 9:22 AM
Moon Transit: 2:50 PM
Moonset: 8:11 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:00 AM - 6:30 AM
2:20 PM - 4:50 PM

Minor Periods

7:41 PM - 9:11 PM
8:52 AM - 10:22 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: 6:40 AM
Sun Transit: 12:56 AM
Sunset: 7:12 PM
Daylight: 12 hrs 32 mins
Moonrise: 9:22 AM
Moon Transit: 2:50 PM
Moonset: 8:11 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

4:00 AM - 6:30 AM
2:20 PM - 4:50 PM

Minor Periods

7:41 PM - 9:11 PM
8:52 AM - 10:22 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: 6:41 AM
Sun Transit: 12:56 AM
Sunset: 7:11 PM
Daylight: 12 hrs 30 mins
Moonrise: 10:29 AM
Moon Transit: 3:36 PM
Moonset: 8:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:45 AM - 7:15 AM
3:06 PM - 5:36 PM

Minor Periods

8:08 PM - 9:38 PM
9:59 AM - 11:29 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: 6:41 AM
Sun Transit: 12:56 AM
Sunset: 7:11 PM
Daylight: 12 hrs 30 mins
Moonrise: 10:29 AM
Moon Transit: 3:36 PM
Moonset: 8:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:45 AM - 7:15 AM
3:06 PM - 5:36 PM

Minor Periods

8:08 PM - 9:38 PM
9:59 AM - 11:29 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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