| National Weather Service Forecast for:
New Castle DE Issued by: National Weather Service Philadelphia, PA |
||||||||||||||||||
| Updated: 4:08 pm EST Nov 1, 2026 | ||||||||||||||||||
|
| Tonight |
Partly cloudy, with a low around 43. Calm wind becoming southwest around 5 mph. |
| Monday |
Mostly cloudy, with a high near 66. Calm wind becoming southwest around 5 mph in the morning. |
| Monday Night |
Partly cloudy, with a low around 47. South wind around 5 mph becoming calm after midnight. |
| Tuesday |
Mostly cloudy, then gradually becoming sunny, with a high near 70. South wind 5 to 10 mph. |
| Tuesday Night |
Mostly clear, with a low around 53. South wind around 5 mph. |
| Wednesday |
Mostly sunny, with a high near 73. |
| Wednesday Night |
Mostly cloudy, with a low around 60. |
| Thursday |
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%. |
| Thursday Night |
Rain likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%. |
| Friday |
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%. |
| Friday Night |
A chance of rain. Mostly cloudy, with a low around 56. Chance of precipitation is 40%. |
| Saturday |
A chance of rain. Mostly sunny, with a high near 65. Chance of precipitation is 30%. |
| Saturday Night |
Partly cloudy, with a low around 49. |
| Sunday |
Mostly sunny, with a high near 63. |
Forecast from NOAA-NWS for New Castle DE.
