Water Temperature of the Delaware River in Philadelphia, PA
Current Water Temperature
Measurement Time: Saturday, July 5, 2025, 2:30 PM EDT
Temperature Locations
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Local Points of Interest
Fort Mifflin; Philadelphia International Airport; Red Bank, NJSponsored Content
Station Name: Delaware River at Fort Mifflin at Philadelphia, PA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
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

Humidity: 35%
Feels Like: 90.3°F
Wind: SSW 8.7 mph
Wind Gusts: 10.7 mph
Precipitation: 0 in
Cloud Cover: 50%
Visibility: 9 mi
UV Index: 1.3
Five Day Weather Forecast

Sat
H: 92°F
L: 64°F

Sun
H: 92°F
L: 67°F

Mon
H: 91°F
L: 74°F

Tue
H: 91°F
L: 76°F

Wed
H: 92°F
L: 74°F
Air Quality
Nitrogen Dioxide: 27.57 μg/m3
Sulphur Dioxide: 6.85 μg/m3
Ozone: 103 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:33 PM
Daylight: 14 hrs 54 mins
Moon Transit: 9:06 PM
Moonset: 1:26 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.3%
Best Times for Fishing or Hunting
Major Periods
10:16 AM - 12:46 AM8:36 PM - 11:06 PM
Minor Periods
3:44 PM - 5:14 PM12:56 AM - 2:26 AM
Action Rating: 3 out of 5
Air Quality Alert issued July 4 at 3:45PM EDT by NWS Mount Holly NJ
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Fri July 4, 2025, 3:45 PM
Expires: Sun July 6, 2025, 12:00 AM
The Delaware Department of Natural Resources and Environmental Control has issued a code orange air quality alert Saturday for New Castle County. A code orange air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children...people suffering from asthma... heart disease or other lung diseases...and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles...visit http://www.dnrec.delaware.gov
Air Quality Alert issued July 4 at 3:45PM EDT by NWS Mount Holly NJ
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Fri July 4, 2025, 3:45 PM
Expires: Sun July 6, 2025, 12:00 AM
The Delaware Department of Natural Resources and Environmental Control has issued a code orange air quality alert Saturday for New Castle County. A code orange air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children...people suffering from asthma... heart disease or other lung diseases...and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles...visit http://www.dnrec.delaware.gov
Air Quality Alert issued July 4 at 3:45PM EDT by NWS Mount Holly NJ
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Fri July 4, 2025, 3:45 PM
Expires: Sun July 6, 2025, 12:00 AM
The Delaware Department of Natural Resources and Environmental Control has issued a code orange air quality alert Saturday for Kent County Delaware. A code orange air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children...people suffering from asthma... heart disease or other lung diseases...and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles...visit http://www.dnrec.delaware.gov
Air Quality Alert issued July 4 at 3:45PM EDT by NWS Mount Holly NJ
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Fri July 4, 2025, 3:45 PM
Expires: Sun July 6, 2025, 12:00 AM
The Delaware Department of Natural Resources and Environmental Control has issued a code orange air quality alert Saturday for Kent County Delaware. A code orange air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children...people suffering from asthma... heart disease or other lung diseases...and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles...visit http://www.dnrec.delaware.gov
Weather Forecast
Average Temperature: 76.6°F
Average Humidity: 73%
Wind: 9.2 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 62.15 μg/m3
Sulphur Dioxide: 10.69 μg/m3
Ozone: 91.36 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:33 PM
Daylight: 14 hrs 54 mins
Moon Transit: 9:06 PM
Moonset: 1:26 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.3%
Best Times for Fishing or Hunting
Major Periods
10:16 AM - 12:46 AM8:36 PM - 11:06 PM
Minor Periods
3:44 PM - 5:14 PM12:56 AM - 2:26 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 76.8°F
Average Humidity: 77%
Wind: 11.2 mph
UV Index: 2.7
Air Quality
Nitrogen Dioxide: 16.87 μg/m3
Sulphur Dioxide: 6.33 μg/m3
Ozone: 98.92 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:32 PM
Daylight: 14 hrs 54 mins
Moon Transit: 9:54 PM
Moonset: 1:54 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.4%
Best Times for Fishing or Hunting
Major Periods
11:02 AM - 1:32 PM9:24 PM - 11:54 PM
Minor Periods
4:46 PM - 6:16 PM1:24 AM - 2:54 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 79.8°F
Average Humidity: 85%
Wind: 10.3 mph
UV Index: 2.7
Air Quality
Nitrogen Dioxide: 15.82 μg/m3
Sulphur Dioxide: 5.91 μg/m3
Ozone: 75.64 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:32 PM
Daylight: 14 hrs 53 mins
Moon Transit: 10:45 PM
Moonset: 2:28 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.7%
Best Times for Fishing or Hunting
Major Periods
11:52 AM - 2:22 PM12:00 AM - 12:00 AM
Minor Periods
5:49 PM - 7:19 PM1:58 AM - 3:28 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 80.9°F
Average Humidity: 83%
Wind: 7.8 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 22.42 μg/m3
Sulphur Dioxide: 9.17 μg/m3
Ozone: 97.72 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:32 PM
Daylight: 14 hrs 52 mins
Moon Transit: 11:38 PM
Moonset: 3:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.8%
Best Times for Fishing or Hunting
Major Periods
12:44 AM - 3:14 PM12:00 AM - 12:00 AM
Minor Periods
6:47 PM - 8:17 PM2:39 AM - 4:09 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 81.4°F
Average Humidity: 75%
Wind: 10.1 mph
UV Index: 6
Air Quality
Nitrogen Dioxide: 39.96 μg/m3
Sulphur Dioxide: 7.41 μg/m3
Ozone: 57.31 μg/m3
Astronomical
Sun Transit: 1:06 PM
Sunset: 8:31 PM
Daylight: 14 hrs 51 mins
Moon Transit: 12:00 AM
Moonset: 4:00 AM
Moon Phase: Full
Moon Illumination: 99.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:39 PM - 4:09 PM
Minor Periods
7:41 PM - 9:11 PM3:30 AM - 5:00 AM
Action Rating: 3 out of 5