Water Temperature of the Delaware River in Middletown, DE
Current Water Temperature
Measurement Time: Monday, January 13, 2025, 6:30 AM EST
Temperature Locations
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Local Points of Interest
Reedy Island; Augustine BeachSponsored Content
Station Name: Delaware River at Reedy Island Jetty, DE
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
38 Delaware River Prcl 4
Middletown, DE 19709
New Castle County
GPS Coordinates: 39.5009454, -75.5682589
Nearby Water Temperatures
Appoquinimink River, Odessa, DE (3.4 mi)Chesapeake & Delaware Canal, Port Penn, DE (4.0 mi)
Chesapeake and Delaware Canal, Delaware City, DE (4.6 mi)
Silver Lake Tributary, Townsend, DE (9.0 mi)
Christina River, Newark, DE (12.7 mi)
Chesapeake & Delaware Canal, Chesapeake City, MD (13.0 mi)
Delaware River, New Castle, DE (13.2 mi)
Christina River, Newport, DE (14.6 mi)
White Clay Creek, Stanton, DE (14.8 mi)
White Clay Creek, Newark, DE (14.8 mi)
Pike Creek, Newark, DE (15.7 mi)
White Clay Creek, Newark, DE (16.2 mi)
Christina River, Wilmington, DE (16.3 mi)
Delaware Bay, Greenwich, NJ (17.0 mi)
Red Clay Creek, Wooddale, DE (18.5 mi)
Weather for Middletown, Delaware
Current Weather

Humidity: 90%
Feels Like: 70°F
Wind: SSW 3.4 mph
Wind Gusts: 7 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 86°F
L: 66°F

Thu
H: 84°F
L: 69°F

Fri
H: 82°F
L: 67°F

Sat
H: 80°F
L: 64°F

Sun
H: 69°F
L: 65°F
Air Quality
Nitrogen Dioxide: 22.76 μg/m3
Sulphur Dioxide: 5.55 μg/m3
Ozone: 52 μg/m3
Astronomical
Sun Transit: 12:54 AM
Sunset: 6:56 PM
Daylight: 12 hrs 3 mins
Moon Transit: 2:51 PM
Moonset: 7:59 PM
Moon Phase: New
Moon Illumination: 3.6%
Best Times for Fishing or Hunting
Major Periods
3:59 AM - 6:29 AM2:21 PM - 4:51 PM
Minor Periods
7:29 PM - 8:59 PM9:07 AM - 10:37 AM
Action Rating: 4 out of 5
Flash Flood Warning issued September 23 at 7:13PM EDT until September 23 at 9:30PM EDT by NWS State College PA
Effective: Tue September 23, 2025, 7:13 PM
Expires: Tue September 23, 2025, 9:30 PM
At 713 PM EDT, Local law enforcement reported thunderstorms producing heavy rain in Lancaster City. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 0.1 to 0.3 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Law enforcement reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Lancaster, Columbia, Millersville, Willow Street, East Petersburg, Leola, Rothsville, Mountville, Leacock, Bareville, Washington Boro, Bird-In-Hand, Smoketown, Franklin And Marshall College, Millersville University, Lancaster Airport and Dutch Wonderland. Rain will move out of the warned area by 7:30PM, but water on roadways may take some time to recede.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Rip Current Statement issued September 23 at 4:08PM EDT until September 24 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Tue September 23, 2025, 4:08 PM
Expires: Wed September 24, 2025, 6:00 AM
* WHAT...Dangerous rip currents. * WHERE...In Delaware, Delaware Beaches. In New Jersey, Eastern Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
Always obey posted Beach Flags. If you enter the surf zone, always have a floatation device with you and swim near a lifeguard if possible. If caught in a rip current, relax and float and do not swim against the current. If able, swim parallel to the shoreline. If unable to escape, face the shore and call or wave for help.
Rip Current Statement issued September 23 at 4:08PM EDT until September 24 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Tue September 23, 2025, 4:08 PM
Expires: Wed September 24, 2025, 6:00 AM
* WHAT...Dangerous rip currents. * WHERE...In Delaware, Delaware Beaches. In New Jersey, Eastern Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
Always obey posted Beach Flags. If you enter the surf zone, always have a floatation device with you and swim near a lifeguard if possible. If caught in a rip current, relax and float and do not swim against the current. If able, swim parallel to the shoreline. If unable to escape, face the shore and call or wave for help.
Weather Forecast
Average Temperature: 73.9°F
Average Humidity: 87%
Wind: 6.3 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 16.02 μg/m3
Sulphur Dioxide: 5.12 μg/m3
Ozone: 83.6 μg/m3
Astronomical
Sun Transit: 12:54 AM
Sunset: 6:56 PM
Daylight: 12 hrs 3 mins
Moon Transit: 2:51 PM
Moonset: 7:59 PM
Moon Phase: New
Moon Illumination: 3.6%
Best Times for Fishing or Hunting
Major Periods
3:59 AM - 6:29 AM2:21 PM - 4:51 PM
Minor Periods
7:29 PM - 8:59 PM9:07 AM - 10:37 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 75.9°F
Average Humidity: 87%
Wind: 11.4 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 18.81 μg/m3
Sulphur Dioxide: 7.33 μg/m3
Ozone: 85 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 6:54 PM
Daylight: 12 hrs 1 mins
Moon Transit: 3:35 PM
Moonset: 8:26 PM
Moon Phase: Waxing Crescent
Moon Illumination: 8.9%
Best Times for Fishing or Hunting
Major Periods
4:42 AM - 7:12 AM3:05 PM - 5:35 PM
Minor Periods
7:56 PM - 9:26 PM10:09 AM - 11:39 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 73°F
Average Humidity: 80%
Wind: 9.8 mph
UV Index: 1.4
Air Quality
Nitrogen Dioxide: 10.86 μg/m3
Sulphur Dioxide: 5.56 μg/m3
Ozone: 77.32 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 6:52 PM
Daylight: 11 hrs 58 mins
Moon Transit: 4:22 PM
Moonset: 8:58 PM
Moon Phase: Waxing Crescent
Moon Illumination: 16.4%
Best Times for Fishing or Hunting
Major Periods
5:28 AM - 7:58 AM3:52 PM - 6:22 PM
Minor Periods
8:28 PM - 9:58 PM11:12 AM - 12:42 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 70°F
Average Humidity: 69%
Wind: 7.6 mph
UV Index: 0.6
Air Quality
Nitrogen Dioxide: 17.46 μg/m3
Sulphur Dioxide: 4.34 μg/m3
Ozone: 60.69 μg/m3
Astronomical
Sun Transit: 12:53 AM
Sunset: 6:51 PM
Daylight: 11 hrs 56 mins
Moon Transit: 5:11 PM
Moonset: 9:38 PM
Moon Phase: Waxing Crescent
Moon Illumination: 25.6%
Best Times for Fishing or Hunting
Major Periods
6:16 AM - 8:46 AM4:41 PM - 7:11 PM
Minor Periods
9:08 PM - 10:38 PM12:13 AM - 1:43 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 66.1°F
Average Humidity: 93%
Wind: 8.5 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:52 AM
Sunset: 6:49 PM
Daylight: 11 hrs 53 mins
Moon Transit: 6:03 PM
Moonset: 10:25 PM
Moon Phase: First Quarter
Moon Illumination: 36.0%
Best Times for Fishing or Hunting
Major Periods
7:07 AM - 9:37 AM5:33 PM - 8:03 PM
Minor Periods
9:55 PM - 11:25 PM1:11 PM - 2:41 PM
Action Rating: 3 out of 5