National Weather Service Forecast for: Georgetown DE
Issued by: National Weather Service Philadelphia, PA
Updated: 9:03 pm EDT Aug 19, 2026
 
Overnight

Overnight: Mostly clear, with a low around 70. Calm wind.
Mostly Clear

 Thursday

Thursday: A chance of showers, then showers and thunderstorms likely after 11am. Increasing clouds, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Chance
T-storms then
T-storms
Likely
 Thursday
Night
Thursday Night: Showers and thunderstorms before 2am, then a slight chance of showers. Low around 68. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers then
Chance
T-storms
 Friday

Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 82. Northeast wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Mostly Cloudy
then Chance
Showers
 Friday
Night
Friday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Showers
Likely

 Saturday

Saturday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Chance
T-storms

 Sunday

Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Partly Sunny
then Chance
T-storms
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Chance
T-storms then
Mostly Clear
Lo 70 °F Hi 86 °F Lo 68 °F Hi 82 °F Lo 68 °F Hi 82 °F Lo 68 °F Hi 85 °F Lo 65 °F

 

Overnight
 
 Mostly clear, with a low around 70. Calm wind.
Thursday
 
 A chance of showers, then showers and thunderstorms likely after 11am. Increasing clouds, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
 
 Showers and thunderstorms before 2am, then a slight chance of showers. Low around 68. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
 
 A chance of showers after 2pm. Mostly cloudy, with a high near 82. Northeast wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
 
 A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Saturday
 
 Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
 
 A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Sunday
 
 A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Sunday Night
 
 A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Monday
 
 Sunny, with a high near 83.
Monday Night
 
 Mostly clear, with a low around 63.
Tuesday
 
 Sunny, with a high near 82.
Tuesday Night
 
 Partly cloudy, with a low around 65.
Wednesday
 
 A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Georgetown DE.