Forecast

    Fairfax, VA
    Forecast for Fairfax, VA | Forecast Periods: 14
    Monday
    Jun 30
    2025

    Fairfax, VA

    Updated: 10:29 PM EDT

    72°F

    Isolated Rain Showers

    2 mph W
    Precipitation: 17%

    Isolated rain showers between 2am and 5am. Mostly cloudy, with a low around 72. West wind around 2 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

    24-Hour Temperature & Dewpoint Trend

    6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AM2 AM4 AM0255075100Temperature (°F)0255075100Percent (%)
    • Temperature
    • Dewpoint
    • Humidity
    • Precipitation

    Hourly Forecast

    MON01:00
    76°F
    Mostly Cloudy
    Dewpoint:23°Humidity:94%Precip:8%
    MON02:00
    75°F
    Isolated Rain Showers
    Dewpoint:23°Humidity:97%Precip:16%
    MON03:00
    75°F
    Isolated Rain Showers
    Dewpoint:23°Humidity:97%Precip:17%
    MON04:00
    75°F
    Isolated Rain Showers
    Dewpoint:23°Humidity:94%Precip:16%
    MON05:00
    74°F
    Mostly Cloudy
    Dewpoint:23°Humidity:97%Precip:9%
    MON06:00
    74°F
    Partly Sunny
    Dewpoint:23°Humidity:97%Precip:6%
    MON07:00
    75°F
    Partly Sunny
    Dewpoint:23°Humidity:97%Precip:7%
    MON08:00
    77°F
    Partly Sunny
    Dewpoint:23°Humidity:90%Precip:7%
    MON09:00
    79°F
    Partly Sunny
    Dewpoint:24°Humidity:88%Precip:5%
    MON10:00
    82°F
    Mostly Sunny
    Dewpoint:24°Humidity:79%Precip:12%
    MON11:00
    84°F
    Slight Chance Rain Showers
    Dewpoint:24°Humidity:77%Precip:15%
    MON12:00
    85°F
    Slight Chance Showers And Thunderstorms
    Dewpoint:24°Humidity:75%Precip:22%
    MON13:00
    87°F
    Chance Showers And Thunderstorms
    Dewpoint:24°Humidity:70%Precip:28%
    MON14:00
    88°F
    Chance Showers And Thunderstorms
    Dewpoint:24°Humidity:68%Precip:52%
    MON15:00
    88°F
    Showers And Thunderstorms Likely
    Dewpoint:24°Humidity:68%Precip:69%
    MON16:00
    86°F
    Showers And Thunderstorms Likely
    Dewpoint:24°Humidity:72%Precip:66%
    MON17:00
    85°F
    Showers And Thunderstorms Likely
    Dewpoint:24°Humidity:75%Precip:72%
    MON18:00
    85°F
    Showers And Thunderstorms Likely
    Dewpoint:24°Humidity:75%Precip:70%
    MON19:00
    83°F
    Showers And Thunderstorms Likely
    Dewpoint:24°Humidity:77%Precip:64%
    TUE20:00
    82°F
    Slight Chance Showers And Thunderstorms
    Dewpoint:24°Humidity:82%Precip:20%
    TUE21:00
    81°F
    Mostly Cloudy
    Dewpoint:24°Humidity:85%Precip:11%
    TUE22:00
    79°F
    Mostly Cloudy
    Dewpoint:24°Humidity:88%Precip:14%
    TUE23:00
    78°F
    Slight Chance Showers And Thunderstorms
    Dewpoint:23°Humidity:88%Precip:15%
    TUE00:00
    78°F
    Partly Cloudy
    Dewpoint:24°Humidity:91%Precip:10%

    7-Day Forecast

    Monday

    Mon, Jun 30
    90°F
    Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
    1 mph S
    Precipitation: 72%
    A slight chance of rain showers between 11am and noon, then a slight chance of showers and thunderstorms between noon and 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers and thunderstorms likely. Partly sunny, with a high near 90. South wind 1 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

    Monday Night

    Mon, Jun 30
    75°F
    Showers And Thunderstorms Likely then Mostly Cloudy
    6 mph S
    Precipitation: 70%
    Showers and thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 75. South wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

    Tuesday

    Tue, Jul 1
    90°F
    Showers And Thunderstorms
    10 mph SW
    Precipitation: 87%
    A chance of rain showers between 8am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Tuesday Night

    Tue, Jul 1
    70°F
    Showers And Thunderstorms then Chance Showers And Thunderstorms
    5 mph W
    Precipitation: 87%
    Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind 5 to 9 mph. Chance of precipitation is 90%.

    Wednesday

    Wed, Jul 2
    87°F
    Slight Chance Rain Showers then Sunny
    6 mph NW
    Precipitation: 20%
    A slight chance of rain showers before 8am. Sunny, with a high near 87. Chance of precipitation is 20%.

    Wednesday Night

    Wed, Jul 2
    69°F
    Mostly Clear
    3 mph SW
    Precipitation: 9%
    Mostly clear, with a low around 69.

    Thursday

    Thu, Jul 3
    88°F
    Sunny
    6 mph NW
    Precipitation: 7%
    Sunny, with a high near 88.

    Thursday Night

    Thu, Jul 3
    68°F
    Partly Cloudy
    5 mph NW
    Precipitation: 8%
    Partly cloudy, with a low around 68.

    Independence Day

    Fri, Jul 4
    85°F
    Sunny
    6 mph N
    Precipitation: 3%
    Sunny, with a high near 85.

    Friday Night

    Fri, Jul 4
    66°F
    Mostly Clear
    5 mph E
    Precipitation: 3%
    Mostly clear, with a low around 66.

    Saturday

    Sat, Jul 5
    88°F
    Sunny
    2 mph S
    Precipitation: 3%
    Sunny, with a high near 88.

    Saturday Night

    Sat, Jul 5
    70°F
    Partly Cloudy
    6 mph S
    Precipitation: 4%
    Partly cloudy, with a low around 70.

    Sunday

    Sun, Jul 6
    92°F
    Mostly Sunny
    8 mph SW
    Precipitation: 13%
    Mostly sunny, with a high near 92.

    Display Settings

    Weather Insights

    Temperature

    The current temperature in Fairfax is 72°F.

    Wind

    The wind in Fairfax is currently blowing from the W at 2 mph.

    Humidity

    Humidity data is not available for this period.

    Precipitation

    There is a 17% chance of precipitation.

    Dew Point

    Dewpoint data is not available for this period.