National Weather Service Forecast for: Middletown DE
Issued by: National Weather Service Philadelphia, PA
Updated: 4:07 am EDT Jun 22, 2026
 
Overnight

Overnight: A slight chance of showers. Cloudy, with a low around 62. Northeast wind around 5 mph. Chance of precipitation is 20%.
Slight Chance
Showers

 Monday

Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe and produce heavy rainfall. High near 88. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Slight Chance
Showers then
Severe
T-Storms
 Monday
Night
Monday Night: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 67. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Severe
T-Storms
then Heavy
Rain
 Tuesday

Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 79. North wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 61. Northwest wind 5 to 10 mph.
Mostly Clear

 Wednesday

Wednesday: Sunny, with a high near 84.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 63.
Mostly Clear

 Thursday

Thursday: Mostly sunny, with a high near 88.
Mostly Sunny

 Thursday
Night
Thursday Night: A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Chance
T-storms
Lo 62 °F Hi 88 °F Lo 67 °F Hi 79 °F Lo 61 °F Hi 84 °F Lo 63 °F Hi 88 °F Lo 67 °F

Flood Watch
 

Overnight
 
 A slight chance of showers. Cloudy, with a low around 62. Northeast wind around 5 mph. Chance of precipitation is 20%.
Monday
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe and produce heavy rainfall. High near 88. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
 
 Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 67. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
 
 A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 79. North wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
 
 Mostly clear, with a low around 61. Northwest wind 5 to 10 mph.
Wednesday
 
 Sunny, with a high near 84.
Wednesday Night
 
 Mostly clear, with a low around 63.
Thursday
 
 Mostly sunny, with a high near 88.
Thursday Night
 
 A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Friday
 
 A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Friday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday
 
 A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Saturday Night
 
 Partly cloudy, with a low around 66.
Sunday
 
 Mostly sunny, with a high near 85.

 

Forecast from NOAA-NWS for Middletown DE.