National Weather Service Forecast for: Lewes DE
Issued by: National Weather Service Philadelphia, PA
Updated: 4:08 am EDT Jun 30, 2026
 
Today

Today: Mostly sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the morning.
Mostly Sunny
Tonight

Tonight: Partly cloudy, with a low around 69. South wind around 10 mph.
Partly Cloudy
Wednesday

Wednesday: Sunny, with a high near 91. Southwest wind around 10 mph.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 74. Southwest wind 10 to 15 mph.
Mostly Clear
Thursday

Thursday: Sunny, with a high near 96. Southwest wind around 10 mph.
Sunny
Thursday
Night
Thursday Night: Clear, with a low around 77.
Clear
Friday

Friday: Sunny and hot, with a high near 100.
Hot
Friday
Night
Friday Night: Partly cloudy, with a low around 78.
Partly Cloudy
Independence
Day
Independence Day: Mostly sunny, with a high near 95.
Mostly Sunny
Hi 86 °F Lo 69 °F Hi 91 °F Lo 74 °F Hi 96 °F Lo 77 °F Hi 100 °F Lo 78 °F Hi 95 °F

Extreme Heat Watch
 

Today
 
Mostly sunny, with a high near 86. Light south wind increasing to 5 to 10 mph in the morning.
Tonight
 
Partly cloudy, with a low around 69. South wind around 10 mph.
Wednesday
 
Sunny, with a high near 91. Southwest wind around 10 mph.
Wednesday Night
 
Mostly clear, with a low around 74. Southwest wind 10 to 15 mph.
Thursday
 
Sunny, with a high near 96. Southwest wind around 10 mph.
Thursday Night
 
Clear, with a low around 77.
Friday
 
Sunny and hot, with a high near 100.
Friday Night
 
Partly cloudy, with a low around 78.
Independence Day
 
Mostly sunny, with a high near 95.
Saturday Night
 
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 40%.
Sunday
 
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Sunday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Monday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Lewes DE.