National Weather Service Forecast for: Frederick MD
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Updated: 4:53 pm EDT Jul 16, 2026
 
Tonight

Tonight: Scattered showers and thunderstorms, mainly before 7pm. Patchy smoke after 8pm. Clear during the evening, then mostly cloudy overnight, with a low around 69. West wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Scattered
Showers then
Areas Smoke
 Friday

Friday: Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind.
Smoke

 Friday
Night
Friday Night: A slight chance of showers and thunderstorms after 2am. Widespread smoke. Increasing clouds, with a low around 70. Calm wind. Chance of precipitation is 20%.
Smoke then
Slight Chance
T-storms
 Saturday

Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Areas of smoke before noon. High near 88. Southwest wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Showers
 Saturday
Night
Saturday Night: Showers and possibly a thunderstorm, mainly before 2am. Low around 72. Southwest wind 3 to 5 mph. Chance of precipitation is 80%.
Showers

 Sunday

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

 Sunday
Night
Sunday Night: Mostly clear, with a low around 65.
Mostly Clear

 Monday

Monday: Sunny, with a high near 86.
Sunny

 Monday
Night
Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
Showers
Lo 69 °F Hi 90 °F Lo 70 °F Hi 88 °F Lo 72 °F Hi 88 °F Lo 65 °F Hi 86 °F Lo 69 °F

Air Quality Alert
Hazardous Weather Outlook
Heat Advisory
 

Tonight
 
 Scattered showers and thunderstorms, mainly before 7pm. Patchy smoke after 8pm. Clear during the evening, then mostly cloudy overnight, with a low around 69. West wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Friday
 
 Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind.
Friday Night
 
 A slight chance of showers and thunderstorms after 2am. Widespread smoke. Increasing clouds, with a low around 70. Calm wind. Chance of precipitation is 20%.
Saturday
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Areas of smoke before noon. High near 88. Southwest wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
 
 Showers and possibly a thunderstorm, mainly before 2am. Low around 72. Southwest wind 3 to 5 mph. Chance of precipitation is 80%.
Sunday
 
 Mostly sunny, with a high near 88.
Sunday Night
 
 Mostly clear, with a low around 65.
Monday
 
 Sunny, with a high near 86.
Monday Night
 
 A slight chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 20%.
Tuesday
 
 A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 50%.
Tuesday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Wednesday
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Wednesday Night
 
 A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Thursday
 
 Sunny, with a high near 84.

 

Forecast from NOAA-NWS for Frederick MD.