Hourly Weather Forecast for Herndon, Virginia 20170, United States - The Weather Channel | Weather.com
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Hourly Weather-

As of 00:25 EDT

Wednesday, 15 April

01:00

Partly Cloudy Night Partly Cloudy
20°
Rain drop 15%
W 3 km/h
Subtract

Partly Cloudy

  • Temperature feels like
    Feels Like20°
  • WindW 3 km/h
  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover59%
  • Rain drop
    Rain Amount0 mm

02:00

Partly Cloudy Night Partly Cloudy
20°
Rain drop 15%
W 3 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like20°
  • WindW 3 km/h
  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover54%
  • Rain drop
    Rain Amount0 mm

03:00

Partly Cloudy Night Partly Cloudy
19°
Rain drop 2%
W 5 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like19°
  • WindW 5 km/h
  • Humidity
    Humidity80%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover31%
  • Rain drop
    Rain Amount0 mm

04:00

Partly Cloudy Night Partly Cloudy
19°
Rain drop 2%
SW 5 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like19°
  • WindSW 5 km/h
  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover36%
  • Rain drop
    Rain Amount0 mm

05:00

Partly Cloudy Night Partly Cloudy
19°
Rain drop 2%
SW 5 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like19°
  • WindSW 5 km/h
  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 mm

06:00

Mostly Clear Night Mostly Clear
18°
Rain drop 2%
SW 5 km/h
Add

Mostly Clear

  • Temperature feels like
    Feels Like18°
  • WindSW 5 km/h
  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover25%
  • Rain drop
    Rain Amount0 mm
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07:00

Partly Cloudy Day Partly Cloudy
19°
Rain drop 2%
SW 5 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like19°
  • WindSW 5 km/h
  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover30%
  • Rain drop
    Rain Amount0 mm

08:00

Mostly Clear Day Mostly Sunny
20°
Rain drop 2%
SW 6 km/h
Add

Mostly Sunny

  • Temperature feels like
    Feels Like20°
  • WindSW 6 km/h
  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 mm

09:00

Partly Cloudy Day Partly Cloudy
23°
Rain drop 1%
SW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like23°
  • WindSW 9 km/h
  • Humidity
    Humidity64%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover41%
  • Rain drop
    Rain Amount0 mm

10:00

Sunny Sunny
25°
Rain drop 0%
SW 11 km/h
Add

Sunny

  • Temperature feels like
    Feels Like26°
  • WindSW 11 km/h
  • Humidity
    Humidity56%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover18%
  • Rain drop
    Rain Amount0 mm

11:00

Sunny Sunny
28°
Rain drop 0%
SW 14 km/h
Add

Sunny

  • Temperature feels like
    Feels Like28°
  • WindSW 14 km/h
  • Humidity
    Humidity48%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover12%
  • Rain drop
    Rain Amount0 mm

12:00

Mostly Clear Day Mostly Sunny
29°
Rain drop 0%
SW 14 km/h
Add

Mostly Sunny

  • Temperature feels like
    Feels Like30°
  • WindSW 14 km/h
  • Humidity
    Humidity43%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 mm

13:00

Partly Cloudy Day Partly Cloudy
31°
Rain drop 0%
SW 13 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like31°
  • WindSW 13 km/h
  • Humidity
    Humidity38%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover52%
  • Rain drop
    Rain Amount0 mm

14:00

Partly Cloudy Day Partly Cloudy
32°
Rain drop 0%
SW 15 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like32°
  • WindSW 15 km/h
  • Humidity
    Humidity34%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover32%
  • Rain drop
    Rain Amount0 mm

15:00

Partly Cloudy Day Partly Cloudy
33°
Rain drop 0%
SW 16 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindSW 16 km/h
  • Humidity
    Humidity31%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 mm

16:00

Partly Cloudy Day Partly Cloudy
33°
Rain drop 0%
SSW 17 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindSSW 17 km/h
  • Humidity
    Humidity30%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover30%
  • Rain drop
    Rain Amount0 mm

17:00

Partly Cloudy Day Partly Cloudy
33°
Rain drop 0%
SSW 18 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindSSW 18 km/h
  • Humidity
    Humidity30%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover30%
  • Rain drop
    Rain Amount0 mm

18:00

Mostly Clear Day Mostly Sunny
33°
Rain drop 0%
SSW 18 km/h
Add

Mostly Sunny

  • Temperature feels like
    Feels Like33°
  • WindSSW 18 km/h
  • Humidity
    Humidity31%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover26%
  • Rain drop
    Rain Amount0 mm
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19:00

Partly Cloudy Day Partly Cloudy
31°
Rain drop 0%
SSW 17 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like31°
  • WindSSW 17 km/h
  • Humidity
    Humidity32%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover31%
  • Rain drop
    Rain Amount0 mm

20:00

Partly Cloudy Night Partly Cloudy
29°
Rain drop 0%
SSW 13 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like29°
  • WindSSW 13 km/h
  • Humidity
    Humidity37%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover51%
  • Rain drop
    Rain Amount0 mm

21:00

Partly Cloudy Night Partly Cloudy
28°
Rain drop 0%
SSW 13 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like28°
  • WindSSW 13 km/h
  • Humidity
    Humidity39%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover51%
  • Rain drop
    Rain Amount0 mm

22:00

Partly Cloudy Night Partly Cloudy
26°
Rain drop 0%
SSW 11 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like27°
  • WindSSW 11 km/h
  • Humidity
    Humidity42%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover43%
  • Rain drop
    Rain Amount0 mm

23:00

Partly Cloudy Night Partly Cloudy
25°
Rain drop 0%
SW 10 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like25°
  • WindSW 10 km/h
  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover31%
  • Rain drop
    Rain Amount0 mm

Thursday, 16 April

00:00

Partly Cloudy Night Partly Cloudy
24°
Rain drop 0%
SSW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like24°
  • WindSSW 9 km/h
  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover40%
  • Rain drop
    Rain Amount0 mm

01:00

Partly Cloudy Night Partly Cloudy
23°
Rain drop 0%
SW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like23°
  • WindSW 9 km/h
  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover37%
  • Rain drop
    Rain Amount0 mm

02:00

Partly Cloudy Night Partly Cloudy
22°
Rain drop 0%
SW 7 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like22°
  • WindSW 7 km/h
  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover40%
  • Rain drop
    Rain Amount0 mm

03:00

Partly Cloudy Night Partly Cloudy
21°
Rain drop 0%
SW 8 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like21°
  • WindSW 8 km/h
  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover38%
  • Rain drop
    Rain Amount0 mm

04:00

Partly Cloudy Night Partly Cloudy
21°
Rain drop 1%
WSW 6 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like21°
  • WindWSW 6 km/h
  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover33%
  • Rain drop
    Rain Amount0 mm

05:00

Partly Cloudy Night Partly Cloudy
20°
Rain drop 2%
WSW 5 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like20°
  • WindWSW 5 km/h
  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover48%
  • Rain drop
    Rain Amount0 mm

06:00

Partly Cloudy Night Partly Cloudy
20°
Rain drop 2%
SW 4 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like20°
  • WindSW 4 km/h
  • Humidity
    Humidity61%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover45%
  • Rain drop
    Rain Amount0 mm
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07:00

Partly Cloudy Day Partly Cloudy
19°
Rain drop 2%
WSW 3 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like19°
  • WindWSW 3 km/h
  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover52%
  • Rain drop
    Rain Amount0 mm

08:00

Partly Cloudy Day Partly Cloudy
21°
Rain drop 1%
SW 3 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like21°
  • WindSW 3 km/h
  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover46%
  • Rain drop
    Rain Amount0 mm

09:00

Partly Cloudy Day Partly Cloudy
23°
Rain drop 0%
SW 6 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like23°
  • WindSW 6 km/h
  • Humidity
    Humidity52%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 mm

10:00

Partly Cloudy Day Partly Cloudy
26°
Rain drop 0%
SW 6 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like27°
  • WindSW 6 km/h
  • Humidity
    Humidity46%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover46%
  • Rain drop
    Rain Amount0 mm

11:00

Partly Cloudy Day Partly Cloudy
28°
Rain drop 0%
SW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like28°
  • WindSW 9 km/h
  • Humidity
    Humidity41%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover53%
  • Rain drop
    Rain Amount0 mm

12:00

Partly Cloudy Day Partly Cloudy
30°
Rain drop 0%
SW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like30°
  • WindSW 9 km/h
  • Humidity
    Humidity36%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover44%
  • Rain drop
    Rain Amount0 mm

13:00

Partly Cloudy Day Partly Cloudy
31°
Rain drop 0%
SW 11 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like31°
  • WindSW 11 km/h
  • Humidity
    Humidity31%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover53%
  • Rain drop
    Rain Amount0 mm

14:00

Partly Cloudy Day Partly Cloudy
32°
Rain drop 0%
SSW 13 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like32°
  • WindSSW 13 km/h
  • Humidity
    Humidity28%
  • UV index
    UV Index7 of 11
  • Cloud
    Cloud Cover49%
  • Rain drop
    Rain Amount0 mm

15:00

Partly Cloudy Day Partly Cloudy
33°
Rain drop 0%
SSW 15 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindSSW 15 km/h
  • Humidity
    Humidity26%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover54%
  • Rain drop
    Rain Amount0 mm

16:00

Partly Cloudy Day Partly Cloudy
33°
Rain drop 0%
SSW 16 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like33°
  • WindSSW 16 km/h
  • Humidity
    Humidity25%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover50%
  • Rain drop
    Rain Amount0 mm

17:00

Mostly Clear Day Mostly Sunny
33°
Rain drop 0%
SW 18 km/h
Add

Mostly Sunny

  • Temperature feels like
    Feels Like33°
  • WindSW 18 km/h
  • Humidity
    Humidity25%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover25%
  • Rain drop
    Rain Amount0 mm

18:00

Partly Cloudy Day Partly Cloudy
32°
Rain drop 0%
SW 18 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like32°
  • WindSW 18 km/h
  • Humidity
    Humidity25%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover34%
  • Rain drop
    Rain Amount0 mm
Advertisement

19:00

Partly Cloudy Day Partly Cloudy
31°
Rain drop 0%
SSW 16 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like31°
  • WindSSW 16 km/h
  • Humidity
    Humidity27%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover30%
  • Rain drop
    Rain Amount0 mm

20:00

Partly Cloudy Night Partly Cloudy
28°
Rain drop 0%
SSW 14 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like28°
  • WindSSW 14 km/h
  • Humidity
    Humidity31%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover39%
  • Rain drop
    Rain Amount0 mm

21:00

Partly Cloudy Night Partly Cloudy
27°
Rain drop 0%
SW 12 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like27°
  • WindSW 12 km/h
  • Humidity
    Humidity34%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover42%
  • Rain drop
    Rain Amount0 mm

22:00

Partly Cloudy Night Partly Cloudy
26°
Rain drop 1%
SW 12 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like26°
  • WindSW 12 km/h
  • Humidity
    Humidity39%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover42%
  • Rain drop
    Rain Amount0 mm

23:00

Partly Cloudy Night Partly Cloudy
25°
Rain drop 1%
WSW 11 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like25°
  • WindWSW 11 km/h
  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover54%
  • Rain drop
    Rain Amount0 mm

Friday, 17 April

00:00

Partly Cloudy Night Partly Cloudy
25°
Rain drop 4%
WSW 9 km/h
Add

Partly Cloudy

  • Temperature feels like
    Feels Like25°
  • WindWSW 9 km/h
  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover57%
  • Rain drop
    Rain Amount0 mm
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