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Rosemont, Virginia Weather Forecast
Rosemont, Virginia Weather
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Weather Forecast for Rosemont, Virginia : Fairfax County
Issued: 12:53 pm EST Dec 17, 2025 Latitude: 38.9237222 Longitude: -77.1816468 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on This Afternoon Mostly Clear on Tonight 30% chance of rain on Thursday 30% chance of rain on Friday Mostly Sunny on Saturday Partly Sunny on Sunday Mostly Sunny on Monday Mostly Cloudy on Tuesday
High: 50°F Low: 29°F High: 54°F High: 54°F High: 43°F High: 51°F High: 40°F High: 48°F
Low: 43°F Low: 27°F Low: 37°F Low: 27°F Low: 28°F  
Mostly Cloudy Mostly Clear Rain Rain Mostly Sunny Partly Sunny Mostly Sunny Mostly Cloudy
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Current Conditions at
WASHINGTON - (KDCA)
48°
Cloudy
as of 12:52 PM EST
Rel. Humidity: 42%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
3 MPH
160° South
Cloud Level(s): Solid Overcast at 19000ft
Current Conditions at
FORT BELVOIR - (KDAA)
54°
Clear
as of 12:55 PM EST
Rel. Humidity: 37%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
WASH-DULLES - (KIAD)
48°
Feels like 44°F
Mostly Cloudy
as of 12:52 PM EST
Rel. Humidity: 45%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
9 MPH
200° South
Cloud Level(s): Broken at 20000ft, Broken at 25000ft
Current Conditions at
MANASSAS - (KHEF)
48°
Clear
as of 12:56 PM EST
Rel. Humidity: 53%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 50. Southwest wind around 7 mph becoming west.

Mostly Clear on Tonight Tonight... Mostly cloudy during the early evening, then becoming mostly clear, with a low around 29. Northwest wind around 5 mph becoming calm in the evening.

30% chance of rain Thursday Thursday... A chance of rain, mainly after 4pm. Increasing clouds, with a high near 54. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.

100% chance of rain Thursday Night Thursday Night... Rain. Low around 43. South wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

30% chance of rain Friday Friday... A chance of rain before 1pm. Partly sunny, with a high near 54. Breezy, with a west wind 16 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 27.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 43.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 37.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 51.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 27.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 40.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 28.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 48.

Current Radar Image


Sun Almanac for Rosemont, Virginia
Sunrise: 07:22 AM
Sunset: 4:48 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:18 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:24 PM
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