Monday
Sunny
High:
35°F
Sunny, with a high near 35. Calm wind becoming south 5 to 8 mph in the morning.
Herndon, VA Weather - Extended Forecast
Monday Night
Partly cloudy
Overnight low:
27°F
A slight chance of snow after 1am, mixing with freezing rain after 4am. Partly cloudy, with a low around 27. South wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Chance of wintry mix
High:
45°F
A slight chance of snow and freezing rain before 7am, then a slight chance of snow between 7am and 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy
Overnight low:
29°F
Mostly cloudy, with a low around 29.
Christmas Day
Partly sunny
High:
41°F
Wednesday Night
Mostly cloudy
Overnight low:
28°F
Thursday
Partly sunny
High:
44°F
Thursday Night
Mostly cloudy
Overnight low:
32°F
Friday
Partly sunny
High:
46°F
Friday Night
Chance of rain
Overnight low:
37°F
Saturday
Chance of rain
High:
48°F