National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

63°F

17°C

Humidity 35%
Wind Speed SE 12 mph
Barometer 29.91 in (1012.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 1 May 2:51 pm EDT
Extended Forecast for

New Castle DE

  • Tonight

    Tonight: A chance of showers, mainly between 11pm and 5am. Increasing clouds, with a low around 49. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy, with a high near 60. North wind around 10 mph.

    High: 60 °F

    Cloudy

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 44. Northwest wind around 10 mph.

    Low: 44 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Northwest wind 10 to 15 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Southwest wind around 5 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly between 11pm and 5am. Increasing clouds, with a low around 49. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Cloudy, with a high near 60. North wind around 10 mph.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 44. Northwest wind around 10 mph.
Sunday
Mostly sunny, with a high near 60. Northwest wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 45. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Thursday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 46. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle DE
 39.67°N 75.56°W (Elev. 3 ft)
Last Update:
1:43 pm EDT May 1, 2026
Forecast Valid:
3pm EDT May 1, 2026-6pm EDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation