National Weather Service Forecast for: Delmar MD
Issued by: National Weather Service Philadelphia, PA
Updated: 3:18 pm EDT May 26, 2026
 
Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Patchy fog after midnight. Low around 64. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Cloudy
then Showers
and Patchy
Fog
 Wednesday

Wednesday: Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers
Likely and
Patchy Fog
 Wednesday
Night
Wednesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers
Likely

 Thursday

Thursday: A slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 80. North wind 5 to 10 mph. Chance of precipitation is 20%.
Slight Chance
Showers

 Thursday
Night
Thursday Night: Mostly clear, with a low around 55. North wind around 5 mph.
Mostly Clear

 Friday

Friday: Sunny, with a high near 76.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 59.
Mostly Clear

 Saturday

Saturday: Mostly sunny, with a high near 77.
Mostly Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 54.
Partly Cloudy
Lo 64 °F Hi 81 °F Lo 64 °F Hi 80 °F Lo 55 °F Hi 76 °F Lo 59 °F Hi 77 °F Lo 54 °F

 

Tonight
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Patchy fog after midnight. Low around 64. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
 
 Showers likely, with thunderstorms also possible after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
 
 A slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 80. North wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
 
 Mostly clear, with a low around 55. North wind around 5 mph.
Friday
 
 Sunny, with a high near 76.
Friday Night
 
 Mostly clear, with a low around 59.
Saturday
 
 Mostly sunny, with a high near 77.
Saturday Night
 
 Partly cloudy, with a low around 54.
Sunday
 
 Sunny, with a high near 72.
Sunday Night
 
 Mostly clear, with a low around 55.
Monday
 
 Mostly sunny, with a high near 72.
Monday Night
 
 Partly cloudy, with a low around 54.
Tuesday
 
 Mostly sunny, with a high near 70.

 

Forecast from NOAA-NWS for Delmar MD.