Reagan National Airport (DCA) Weather 07/19/2026
Today
84
Patchy Drizzle and Patchy Fog then Isolated T-storms
Tonight
72
Scattered T-storms and Patchy Fog
Wednesday
83
Chance Showers and Patchy Fog then Mostly Cloudy
Wednesday Night
73
Slight Chance T-storms then Showers Likely
Thursday
87
Showers Likely then Showers
Thursday Night
73
Showers then Slight Chance Showers
Friday
90
Mostly Sunny then Showers Likely
Friday Night
74
Showers Likely then Chance Showers
Saturday
87
Slight Chance Showers then Chance T-storms
Saturday Night
71
Chance T-storms
Sunday
84
Chance Showers
Sunday Night
70
Slight Chance T-storms then Slight Chance Showers
Monday
88
Mostly Sunny then Slight Chance T-storms
Weekly Forecast
Today
Patchy showers, with thunderstorms also possible after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 84. Northeast wind 3 to 8 mph. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly before 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 72. East wind around 6 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers, mainly before 8am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 83. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 73. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 87. South wind 6 to 8 mph. Chance of precipitation is 90%.
Thursday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 73. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.