Current Conditions
A few clouds
Temp:
75°F
Wind: From the S at 7 mph
Humidity: 69%
Pressure: 30.05 in
Visibility: 10 miles
Observed at: 6:52 am EDT
Herndon, VA Weather
Today
Hot
High:
100°F
Sunny and hot, with a high near 100. Heat index values as high as 108. Southwest wind 5 to 8 mph.
Tonight
Clear
Overnight low:
77°F
Clear, with a low around 77. South wind 6 to 8 mph.