Water Temperature of the Delaware River in New Castle, DE
Current Water Temperature
Measurement Time: Sunday, April 12, 2026, 1:39 AM EDT
Temperature Locations
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Local Points of Interest
Delaware Memorial Bridge; Wilmington, DE; Pennsville Township, NJStation Name: DELAWARE RIVER AT DEL MEM BRIDGE AT WILMINGTON DE
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 0 feet
Nearest Address:
I-295
New Castle, DE 19720
New Castle County
GPS Coordinates: 39.68927997, -75.521588
Nearby Water Temperatures
Christina River, Wilmington, DE (3.4 mi)Christina River, Newport, DE (4.9 mi)
Brandywine Creek, Wilmington, DE (6.3 mi)
White Clay Creek, Stanton, DE (6.7 mi)
Red Clay Creek, Wooddale, DE (7.9 mi)
White Clay Creek, Newark, DE (8.2 mi)
Pike Creek, Newark, DE (9.3 mi)
Chesapeake & Delaware Canal, Port Penn, DE (9.4 mi)
Delaware River, Marcus Hook, PA (10.3 mi)
Chesapeake and Delaware Canal, Delaware City, DE (10.7 mi)
Christina River, Newark, DE (11.5 mi)
White Clay Creek, Newark, DE (12.1 mi)
Brandywine Creek, Chadds Ford, PA (13 mi)
Delaware River, Middletown, DE (13.2 mi)
White Clay Creek, Landenberg, PA (13.8 mi)
Weather for New Castle, Delaware
Current Weather

Five Day Weather Forecast

Sun
H: 69°F
L: 42°F

Mon
H: 72°F
L: 47°F

Tue
H: 81°F
L: 60°F

Wed
H: 85°F
L: 63°F

Thu
H: 83°F
L: 66°F
Air Quality
Nitrogen Dioxide: 14.05 μg/m3
Sulphur Dioxide: 4.65 μg/m3
Ozone: 61 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:37 PM
Daylight: 13 hrs 8 mins
Moon Transit: 9:08 AM
Moonset: 2:25 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%
Best Times for Fishing or Hunting
Major Periods
8:38 AM - 11:08 AM12:00 AM - 12:00 AM
Minor Periods
1:55 PM - 3:25 PM3:31 AM - 5:01 AM
Action Rating: 2 out of 5
Frost Advisory issued April 11 at 1:54PM EDT until April 12 at 8:00AM EDT by NWS Mount Holly NJ
Effective: Sat April 11, 2026, 1:54 PM
Expires: Sun April 12, 2026, 8:00 AM
* WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...Berks, Western Chester, and Western Montgomery Counties. * WHEN...From 2 AM to 8 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Frost Advisory issued April 11 at 1:20PM EDT until April 12 at 8:00AM EDT by NWS State College PA
Effective: Sat April 11, 2026, 1:20 PM
Expires: Sun April 12, 2026, 8:00 AM
* WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Dauphin, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northumberland, Perry, Snyder, and Union Counties. * WHEN...From 2 AM to 8 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Near-ground freezing temperatures could kill uncovered sensitive outdoor vegetation. Valley locations and sheltered areas will experience the coldest temperatures. Take steps now to protect tender plants and vegetation from the cold.
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.2 μg/m3
Sulphur Dioxide: 3.8 μg/m3
Ozone: 76.64 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:37 PM
Daylight: 13 hrs 8 mins
Moon Transit: 9:08 AM
Moonset: 2:25 PM
Moon Phase: Waning Crescent
Moon Illumination: 12.6%
Best Times for Fishing or Hunting
Major Periods
8:38 AM - 11:08 AM12:00 AM - 12:00 AM
Minor Periods
1:55 PM - 3:25 PM3:31 AM - 5:01 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.14 μg/m3
Sulphur Dioxide: 3.7 μg/m3
Ozone: 106.72 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:38 PM
Daylight: 13 hrs 10 mins
Moon Transit: 9:54 AM
Moonset: 3:32 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:24 AM - 11:54 AM
Minor Periods
3:02 PM - 4:32 PM3:57 AM - 5:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 11.64 μg/m3
Sulphur Dioxide: 4.39 μg/m3
Ozone: 87.12 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:39 PM
Daylight: 13 hrs 13 mins
Moon Transit: 10:40 AM
Moonset: 4:41 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:10 AM - 12:40 AM
Minor Periods
4:11 PM - 5:41 PM4:21 AM - 5:51 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.21 μg/m3
Sulphur Dioxide: 4.52 μg/m3
Ozone: 94.12 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 7:40 PM
Daylight: 13 hrs 15 mins
Moon Transit: 11:33 AM
Moonset: 5:51 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
11:03 AM - 1:33 PM11:03 AM - 1:33 PM
Minor Periods
5:21 PM - 6:51 PM4:44 AM - 6:14 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 20.57 μg/m3
Sulphur Dioxide: 3.68 μg/m3
Ozone: 73.92 μg/m3
Astronomical
Sun Transit: 1:01 PM
Sunset: 7:41 PM
Daylight: 13 hrs 18 mins
Moon Transit: 12:15 AM
Moonset: 7:05 PM
Moon Phase: New
Moon Illumination: 0.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:45 AM - 2:15 PM
Minor Periods
6:35 PM - 8:05 PM5:08 AM - 6:38 AM
Action Rating: 5 out of 5
