Marine Weather Net

New Castle, DE Weather Forecast




New Castle, Delaware

 Lat: 39.66N, Lon: 75.57W

Current Conditions Updated: 751 AM EST FRI JAN 9 2026

Fair
Temp: 33°F
  • Humidity:
  • 91%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.29 in.
  • Dewpoint:
  • 31°F
  • Heat index:
  • 33°F

  • Sunrise:
  • 7:22 AM EST
  • Sunset:
  • 4:54 PM EST
  • Moonrise:
  • N/A EST
  • Moonset:
  • 10:53 AM EST

TODAY

MOSTLY SUNNY
Hi: 55°F
Lo: 45°F
Precip: 60%

SATURDAY

RAIN
Hi: 49°F
Lo: 40°F
Precip: 100%

SUNDAY

PARTLY SUNNY
Hi: 45°F
Lo: 29°F
Precip: 50%

MONDAY

SUNNY

Hi: 41°F
Lo: 29°F
Weather Forecast In Detail:
Forecast Issued: 400 AM EST Fri Jan 09 2026

Today...Mostly sunny this morning, then mostly cloudy with rain likely this afternoon. Highs in the mid 50s. South winds 5 to 10 mph. Chance of rain 60 percent.
Tonight...Cloudy. A chance of rain in the evening. Not as cool with lows in the mid 40s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 50 percent.
Saturday...Rain. Highs in the upper 40s. Northeast winds around 5 mph. Chance of rain near 100 percent.
Saturday Night...Rain, mainly in the evening. Lows around 40. Northeast winds around 5 mph, becoming northwest around 5 mph after midnight. Chance of rain near 100 percent.
Sunday...Partly sunny. A chance of showers in the morning. Highs in the mid 40s. Temperature falling into the lower 40s in the afternoon. West winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50 percent.
Sunday Night...Mostly clear. Colder with lows in the upper 20s.
Monday...Sunny. Highs in the lower 40s.
Monday Night...Partly cloudy in the evening, then becoming mostly clear. Cold with lows in the upper 20s.
Tuesday...Sunny. Highs in the upper 40s.
Tuesday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 30s.
Wednesday...Mostly cloudy. Highs in the upper 40s.
Wednesday Night...Mostly cloudy. A chance of rain after midnight. Cold with lows in the lower 30s. Chance of rain 30 percent.
Thursday...Mostly cloudy in the morning, then becoming partly sunny. A chance of rain and snow. Highs in the lower 40s. Chance of precipitation 30 percent.
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