Thursday
Chance of thunderstorms
High:
85°F
A chance of showers and thunderstorms, mainly after 8am. Mostly cloudy, with a high near 85. Chance of precipitation is 50%.
Herndon, VA Weather - Extended Forecast
Thursday Night
Chance of thunderstorms
Overnight low:
73°F
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 50%.
Friday
Showers likely
High:
84°F
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Friday Night
Showers likely
Overnight low:
70°F
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
Chance of showers
High:
82°F
Saturday Night
Chance of showers
Overnight low:
65°F
Sunday
Mostly sunny
High:
82°F
Sunday Night
Mostly clear
Overnight low:
64°F
Monday
Mostly sunny
High:
84°F