48 ° 41 ° 6. Check out our current live radar and weather forecasts for Manassas, Virginia to help plan your day Manassas Extended Forecast with high and low temperatures. Rain on Thursday and Friday. 60 ° 28 ° 30. °F. Manassas, VA Monthly Weather. Clear throughout the day. Interactive weather map allows you to pan and zoom to get unmatched weather details in your local neighborhood or half a world away from The Weather Channel and ... Manassas, VA Weather… Want to know what the weather is now? Know what's coming with AccuWeather's extended daily forecasts for Manassas, VA. Up to 90 days of daily highs, lows, and precipitation chances. Historical Weather. Current conditions at Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF) Lat: 38.72°NLon: 77.52°WElev: 194ft. 29. 50 ° 31 ° 3. Know what's coming with AccuWeather's extended daily forecasts for Manassas, VA. Up to 90 days of daily highs, lows, and precipitation chances. December 26, 2020: Manassas weather forecast for now and the week ahead — Clear for the hour. star. 61 ° 47 ° 1. Aviation Weather Forecast at Manassas, Virginia Station: KHEF North: 38.72 West: -77.52 Timezone: Eastern Standard Time UTC: -5 Model: National Blend of Models - Aviation Format Find the most current and reliable 7 day weather forecasts, storm alerts, reports and information for [city] with The Weather Network. 53 ° 24 ° 4. Manassas VA 5 Day Weather Forecast from LocalConditions.com. 63 F Washington Dulles International Airport Station | Report. Manassas 5 day forecast with weather outlook providing day and night summary including precipitation, high and low temperatures presented in Fahrenheit and Celsius, sky conditions, rain chance, sunrise, sunset, wind chill, and wind speed with direction. Last 2 weeks of weather 47 ° 39 ° 2. 1:20 am EST sun mon tue wed thu fri sat. Report Station. 38.75 °N, 77.47 °W Manassas, VA Weather History star_ratehome. 53 ° 42 ° 5.