Water Temperature of the Delaware River in Philadelphia, PA

Current Water Temperature

78.1°F

Measurement Time: Monday, September 14, 2026, 1:30 PM 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

75°F
Sunny
Sunny
38%
N 10 mph
48°F

Weather Forecast

Sunny
This Afternoon
77°F - Sunny
Mostly Clear
Tonight
56°F - Mostly Clear
Sunny
Tuesday
77°F - Sunny
Mostly Clear
Tuesday Night
58°F - Mostly Clear
Sunny
Wednesday
82°F - Sunny
Mostly Clear
Wednesday Night
63°F - Mostly Clear
Sunny
Thursday
84°F - Sunny
Partly Cloudy
Thursday Night
68°F - Partly Cloudy
Partly Sunny
Friday
85°F - Partly Sunny
Partly Cloudy
Friday Night
66°F - Partly Cloudy
Partly Sunny
Saturday
81°F - Partly Sunny
Chance Rain Showers
Saturday Night
68°F - Chance Rain Showers
Chance Rain Showers
Sunday
83°F - Chance Rain Showers
Chance Rain Showers
Sunday Night
66°F - Chance Rain Showers

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

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: 6:42 AM
Sun Transit: 12:55 AM
Sunset: 7:09 PM
Daylight: 12 hrs 27 mins
Moonrise: 11:34 AM
Moon Transit: 4:24 PM
Moonset: 9:08 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:32 AM - 8:02 AM
3:54 PM - 6:24 PM

Minor Periods

8:38 PM - 10:08 PM
11:04 AM - 12:34 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: 6:42 AM
Sun Transit: 12:55 AM
Sunset: 7:09 PM
Daylight: 12 hrs 27 mins
Moonrise: 11:34 AM
Moon Transit: 4:24 PM
Moonset: 9:08 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:32 AM - 8:02 AM
3:54 PM - 6:24 PM

Minor Periods

8:38 PM - 10:08 PM
11:04 AM - 12:34 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: 6:43 AM
Sun Transit: 12:55 AM
Sunset: 7:08 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:38 AM
Moon Transit: 5:13 PM
Moonset: 9:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:21 AM - 8:51 AM
4:43 PM - 7:13 PM

Minor Periods

9:15 PM - 10:45 PM
12:08 AM - 1:38 PM

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: 6:43 AM
Sun Transit: 12:55 AM
Sunset: 7:08 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:38 AM
Moon Transit: 5:13 PM
Moonset: 9:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:21 AM - 8:51 AM
4:43 PM - 7:13 PM

Minor Periods

9:15 PM - 10:45 PM
12:08 AM - 1:38 PM

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: 6:44 AM
Sun Transit: 12:55 AM
Sunset: 7:06 PM
Daylight: 12 hrs 22 mins
Moonrise: 1:38 PM
Moon Transit: 6:04 PM
Moonset: 10:28 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:11 AM - 9:41 AM
5:34 PM - 8:04 PM

Minor Periods

9:58 PM - 11:28 PM
1:08 PM - 2:38 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: 6:44 AM
Sun Transit: 12:55 AM
Sunset: 7:06 PM
Daylight: 12 hrs 22 mins
Moonrise: 1:38 PM
Moon Transit: 6:04 PM
Moonset: 10:28 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:11 AM - 9:41 AM
5:34 PM - 8:04 PM

Minor Periods

9:58 PM - 11:28 PM
1:08 PM - 2:38 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: 6:45 AM
Sun Transit: 12:54 AM
Sunset: 7:04 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:34 PM
Moon Transit: 6:55 PM
Moonset: 11:18 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:02 AM - 10:32 AM
6:25 PM - 8:55 PM

Minor Periods

12:00 AM - 12:00 AM
2:04 PM - 3:34 PM

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: 6:45 AM
Sun Transit: 12:54 AM
Sunset: 7:04 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:34 PM
Moon Transit: 6:55 PM
Moonset: 11:18 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:02 AM - 10:32 AM
6:25 PM - 8:55 PM

Minor Periods

12:00 AM - 12:00 AM
2:04 PM - 3:34 PM

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: 6:46 AM
Sun Transit: 12:54 AM
Sunset: 7:03 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:21 PM
Moon Transit: 7:47 PM
Moonset: 12:18 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:54 AM - 11:24 AM
7:17 PM - 9:47 PM

Minor Periods

2:51 PM - 4:21 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: 6:46 AM
Sun Transit: 12:54 AM
Sunset: 7:03 PM
Daylight: 12 hrs 17 mins
Moonrise: 3:21 PM
Moon Transit: 7:47 PM
Moonset: 12:18 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:54 AM - 11:24 AM
7:17 PM - 9:47 PM

Minor Periods

2:51 PM - 4:21 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: 6:47 AM
Sun Transit: 12:54 AM
Sunset: 7:01 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:02 PM
Moon Transit: 8:37 PM
Moonset: 12:16 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:44 AM - 12:14 AM
8:07 PM - 10:37 PM

Minor Periods

3:32 PM - 5:02 PM
12:00 AM - 12:00 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: 6:47 AM
Sun Transit: 12:54 AM
Sunset: 7:01 PM
Daylight: 12 hrs 14 mins
Moonrise: 4:02 PM
Moon Transit: 8:37 PM
Moonset: 12:16 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

9:44 AM - 12:14 AM
8:07 PM - 10:37 PM

Minor Periods

3:32 PM - 5:02 PM
12:00 AM - 12:00 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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