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Hour-by-Hour Forecast for Fairfax, Virginia, USA

Currently: 78 °F. Broken clouds. (Weather station: Washington-Dulles International Airport, USA). See more current weather

Hour-by-hour Forecast in Fairfax — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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 ConditionsComfortPrecipitation
Time TempWeatherFeels LikeWind HumidityChanceAmount
10:00 pm
Sat, Jul 19
76 °FIsolated tstorms. Mostly cloudy.77 °F1 mph90%70%0.00" (snow)
0.01" (rain)
11:00 pm75 °FPassing showers. Mostly cloudy.73 °F3 mph94%47%0.00" (snow)
0.01" (rain)
12:00 am
Sun, Jul 20
74 °FPassing showers. Mostly cloudy.72 °F3 mph94%39%0.00" (snow)
0.00" (rain)
1:00 am74 °FPassing showers. Mostly cloudy.73 °F3 mph92%35%0.00" (snow)
0.00" (rain)
2:00 am74 °FPassing showers. Mostly cloudy.71 °F3 mph93%36%0.00" (snow)
0.00" (rain)
3:00 am73 °FPassing showers. Broken clouds.70 °F3 mph94%35%0.00" (snow)
0.00" (rain)
4:00 am73 °FPassing showers. Broken clouds.71 °F3 mph93%32%0.00" (snow)
0.00" (rain)
5:00 am73 °FBroken clouds.70 °F3 mph94%4%0.00" (snow)
0.00" (rain)
6:00 am73 °FBroken clouds.70 °F3 mph94%1%0.00" (snow)
0.00" (rain)
7:00 am74 °FMostly cloudy.71 °F3 mph93%0%0.00" (snow)
0.00" (rain)
8:00 am75 °FMostly cloudy.75 °F3 mph90%0%0.00" (snow)
0.00" (rain)
9:00 am78 °FMostly cloudy.81 °F4 mph82%4%0.00" (snow)
0.00" (rain)
10:00 am81 °FIsolated tstorms. Cloudy.86 °F5 mph74%7%0.00" (snow)
0.00" (rain)
11:00 am84 °FIsolated tstorms. Overcast.90 °F7 mph68%9%0.00" (snow)
0.00" (rain)
12:00 pm85 °FIsolated tstorms. Overcast.92 °F7 mph65%11%0.00" (snow)
0.00" (rain)
1:00 pm86 °FIsolated tstorms. Overcast.93 °F7 mph64%11%0.00" (snow)
0.00" (rain)
2:00 pm87 °FThundershowers. Overcast.94 °F7 mph63%21%0.00" (snow)
0.00" (rain)
3:00 pm88 °FIsolated tstorms. Cloudy.96 °F7 mph60%9%0.00" (snow)
0.00" (rain)
4:00 pm89 °FIsolated tstorms. Mostly cloudy.97 °F6 mph57%6%0.00" (snow)
0.00" (rain)
5:00 pm90 °FMostly cloudy.97 °F6 mph55%3%0.00" (snow)
0.00" (rain)
6:00 pm89 °FMostly cloudy.95 °F6 mph56%0%0.00" (snow)
0.00" (rain)
7:00 pm87 °FMostly cloudy.92 °F5 mph59%0%0.00" (snow)
0.00" (rain)
8:00 pm84 °FOvercast.89 °F6 mph64%0%0.00" (snow)
0.00" (rain)
9:00 pm83 °FCloudy.87 °F5 mph68%3%0.00" (snow)
0.00" (rain)
* Updated Saturday, July 19, 2025 3:42:25 pm Fairfax time - Weather by CustomWeather, © 2025

14 days extended forecast