National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Mostly Cloudy

78°F

26°C

Humidity 47%
Wind Speed E 8 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 24 Jul 6:52 pm EDT
Extended Forecast for

Arlington VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. East wind 5 to 8 mph becoming calm after midnight.

    Low: 67 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. East wind 3 to 6 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Light northeast wind.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 70. Chance of precipitation is 80%.

    Low: 70 °F

    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 67. East wind 5 to 8 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 83. East wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 87. Light northeast wind.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 70. Chance of precipitation is 80%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A slight chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A slight chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arlington VA
 38.88°N 77.11°W (Elev. 249 ft)
Last Update:
7:53 pm EDT Jul 24, 2026
Forecast Valid:
7pm EDT Jul 24, 2026-6pm EDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation