Monday
Becoming sunny
High:
69°F
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.
Herndon, VA Weather - Tomorrow’s Forecast
Monday Night
Clear
Overnight low:
45°F
Clear, with a low around 45. Northwest wind 5 to 7 mph.