20190 Weather (Reston, VA)

Weather forecast for: Reston VA

Last Update: 6:53 pm EST Nov 5, 2026

Tonight: Scattered showers and thunderstorms. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 60. South wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 50%.

Friday: Scattered showers, mainly before 11am. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 69. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%.

Friday Night: Mostly cloudy, with a low around 48. Light north wind becoming northwest 8 to 13 mph after midnight. Winds could gust as high as 21 mph.

Saturday: Mostly sunny, with a high near 59. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.

Saturday Night: Mostly clear, with a low around 45. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

Sunday: Sunny, with a high near 62.

Sunday Night: Clear, with a low around 43.

Monday: Sunny, with a high near 64.

Monday Night: Clear, with a low around 40.

Tuesday: Sunny, with a high near 68.

Tuesday Night: Mostly clear, with a low around 43.

Veterans Day: Sunny, with a high near 63.

Wednesday Night: Mostly clear, with a low around 39.

Thursday: A slight chance of rain. Mostly sunny, with a high near 59. Chance of precipitation is 20%.