Water Temperature of the Delaware River in Philadelphia, PA

Current Water Temperature

60.1°F 15.6°C
Cool Brisk & Refreshing
60.1°F
Frigid < 50°F
Cold 50°–60°
Cool 60°–70°
Comfortable 70°–80°
Warm 80°+

Feels brisk on entry. Great for short dips; wetsuit recommended for extended swimming or water sports.

Measurement Time: Sunday, November 8, 2026, 11:30 AM EST

Temperature Locations

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Local Points of Interest

Fort Mifflin; Philadelphia International Airport; Red Bank, NJ

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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

57.6°F
Sunny
Conditions: Sunny
Humidity: 48%
Feels Like: 50.4°F
Wind: WSW 8.5 mph
Wind Gusts: 20.9 mph
Pressure: 29.84 in
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 6 mi
UV Index: 0.3

Weather Forecast

Sunny
Sun
H: 60°F
L: 47°F
Sunny
Mon
H: 58°F
L: 47°F
Sunny
Tue
H: 64°F
L: 43°F

Air Quality

EPA Index 1 • Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5
5.8 μg/m³
Good
PM10
5.9 μg/m³
Good
Ozone (O3)
64 μg/m³
Photochemical
NO2
9.6 μg/m³
Nitrogen Dioxide
SO2
2 μg/m³
Sulfur Dioxide
CO
163 μg/m³
Carbon Monoxide

Astronomical

Sun
10h 13m daylight
Sunrise 6:38 AM
Solar Noon 11:44 AM
Sunset 4:51 PM
Moon
New • 0%
Moonrise 6:05 AM
Transit 11:09 AM
Moonset 4:08 PM

Best Times for Fishing or Hunting

Major Periods

10:39 AM - 1:09 PM
11:03 PM - 1:33 AM

Minor Periods

5:35 AM - 7:05 AM
3:38 PM - 5:08 PM
Action Rating:
Peak Action 5/5
Sunday, November 8, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 53.2°F
Average Humidity: 58%
Chance of Rain: 4%
Wind: 12.5 mph
UV Index: 2.7

Astronomical

Sun
10h 13m daylight
Sunrise 6:38 AM
Solar Noon 11:44 AM
Sunset 4:51 PM
Moon
New • 0%
Moonrise 6:05 AM
Transit 11:09 AM
Moonset 4:08 PM

Best Times for Fishing or Hunting

Major Periods

10:39 AM - 1:09 PM
11:03 PM - 1:33 AM

Minor Periods

5:35 AM - 7:05 AM
3:38 PM - 5:08 PM
Action Rating:
Peak Action 5/5
Monday, November 9, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 52°F
Average Humidity: 54%
Chance of Rain: 5%
Wind: 15.4 mph
UV Index: 2.2

Astronomical

Sun
10h 11m daylight
Sunrise 6:39 AM
Solar Noon 11:44 AM
Sunset 4:50 PM
Moon
New • 2%
Moonrise 7:10 AM
Transit 11:57 AM
Moonset 4:41 PM

Best Times for Fishing or Hunting

Major Periods

11:27 AM - 1:57 PM
11:52 PM - 2:22 AM

Minor Periods

6:40 AM - 8:10 AM
4:11 PM - 5:41 PM
Action Rating:
Very Good 4/5
Tuesday, November 10, 2026

Weather Forecast

Conditions: Sunny
Average Temperature: 53.5°F
Average Humidity: 59%
Chance of Rain: 5%
Wind: 13 mph
UV Index: 2.7

Astronomical

Sun
10h 9m daylight
Sunrise 6:40 AM
Solar Noon 11:44 AM
Sunset 4:49 PM
Moon
New • 0%
Moonrise 8:14 AM
Transit 12:48 PM
Moonset 5:19 PM

Best Times for Fishing or Hunting

Major Periods

12:18 PM - 2:48 PM
11:52 PM - 2:22 AM

Minor Periods

7:44 AM - 9:14 AM
4:49 PM - 6:19 PM
Action Rating:
Very Good 4/5
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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