National Weather Service Forecast for: Harrington DE
Issued by: National Weather Service Philadelphia, PA
Updated: 4:12 pm EDT Jun 7, 2025
 
This
Afternoon
This Afternoon: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Northwest wind around 5 mph. Chance of precipitation is 20%.
Slight Chance
T-storms
 Tonight

Tonight: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Mostly Cloudy
 Sunday

Sunday: A chance of showers, mainly after 4pm. Cloudy, with a high near 74. East wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
 Sunday
Night
Sunday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Cloudy, with a low around 63. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers
Likely
 Monday

Monday: Mostly cloudy, with a high near 75. East wind around 5 mph.
Mostly Cloudy

 Monday
Night
Monday Night: A chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Mostly Cloudy
then Chance
Showers
 Tuesday

Tuesday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Showers
Likely
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 63.
Partly Cloudy

 Wednesday

Wednesday: Sunny, with a high near 84.
Sunny
Hi 81 °F Lo 65 °F Hi 74 °F Lo 63 °F Hi 75 °F Lo 65 °F Hi 80 °F Lo 63 °F Hi 84 °F

 

This Afternoon
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Northwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
 
 A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
 
 A chance of showers, mainly after 4pm. Cloudy, with a high near 74. East wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
 
 Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Cloudy, with a low around 63. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
 
 Mostly cloudy, with a high near 75. East wind around 5 mph.
Monday Night
 
 A chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
 
 Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Tuesday Night
 
 Partly cloudy, with a low around 63.
Wednesday
 
 Sunny, with a high near 84.
Wednesday Night
 
 Mostly clear, with a low around 63.
Thursday
 
 Sunny, with a high near 89.
Thursday Night
 
 Mostly clear, with a low around 68.
Friday
 
 Mostly sunny, with a high near 90.
Friday Night
 
 Mostly cloudy, with a low around 68.
Saturday
 
 A chance of showers. Mostly cloudy, with a high near 83.

 

Forecast from NOAA-NWS for Harrington DE.