National Weather Service Forecast for: Clayton DE
Issued by: National Weather Service Philadelphia, PA
Updated: 4:13 pm EST Dec 19, 2025
 
Tonight

Tonight: Mostly clear, with a low around 26. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.
Mostly Clear
and Breezy
then Mostly
Clear
 Saturday

Saturday: Mostly sunny, with a high near 41. West wind 5 to 10 mph becoming south in the afternoon.
Mostly Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 33. South wind around 10 mph, with gusts as high as 20 mph.
Partly Cloudy

 Sunday

Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 47. West wind 10 to 15 mph, with gusts as high as 30 mph.
Decreasing
Clouds

 Sunday
Night
Sunday Night: Mostly clear, with a low around 23. Northwest wind around 10 mph, with gusts as high as 25 mph.
Mostly Clear

 Monday

Monday: Mostly sunny, with a high near 38.
Mostly Sunny

 Monday
Night
Monday Night: A chance of rain and snow after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Rain/Snow
 Tuesday

Tuesday: A chance of rain before 1pm. Cloudy, with a high near 45. Chance of precipitation is 40%.
Chance Rain

 Tuesday
Night
Tuesday Night: Cloudy, with a low around 35.
Cloudy
Lo 26 °F Hi 41 °F Lo 33 °F Hi 47 °F Lo 23 °F Hi 38 °F Lo 27 °F Hi 45 °F Lo 35 °F

Wind Advisory
 

Tonight
 
 Mostly clear, with a low around 26. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.
Saturday
 
 Mostly sunny, with a high near 41. West wind 5 to 10 mph becoming south in the afternoon.
Saturday Night
 
 Partly cloudy, with a low around 33. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
 
 Cloudy, then gradually becoming mostly sunny, with a high near 47. West wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
 
 Mostly clear, with a low around 23. Northwest wind around 10 mph, with gusts as high as 25 mph.
Monday
 
 Mostly sunny, with a high near 38.
Monday Night
 
 A chance of rain and snow after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Tuesday
 
 A chance of rain before 1pm. Cloudy, with a high near 45. Chance of precipitation is 40%.
Tuesday Night
 
 Cloudy, with a low around 35.
Wednesday
 
 Mostly cloudy, with a high near 47.
Wednesday Night
 
 Mostly cloudy, with a low around 31.
Christmas Day
 
 A chance of rain. Cloudy, with a high near 52. Chance of precipitation is 30%.
Thursday Night
 
 Cloudy, with a low around 45.
Friday
 
 Mostly cloudy, with a high near 59.

 

Forecast from NOAA-NWS for Clayton DE.