10-day weather forecast for Herndon, Virginia 20170, United States - The Weather Channel | weather.com
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10-Day Weather-

As of 00:32 EDT

Tonight

Partly Cloudy Night Partly Cloudy
--/18°
Rain drop 15%
Subtract

Night

18°
Partly Cloudy Night
Rain drop
15%
WSW 5 km/h

Partly cloudy. A stray shower or thunderstorm is possible. Low 18°C. Winds light and variable.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise04:58
  • Moonset
    Moonset16:48
  • Moon Phase - Day 26 Waning Crescent

Wed 15

Partly Cloudy Day Partly Cloudy
34°/19°
Rain drop 2%
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Day

34°
Partly Cloudy Day
Rain drop
2%
SW 19 km/h

Partly cloudy. Near record high temperatures. High 34°C. Winds SW at 15 to 25 km/h.

  • Humidity
    Humidity45%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:32
  • Sunset
    Sunset19:47

Night

19°
Partly Cloudy Night
Rain drop
2%
SW 17 km/h

Partly cloudy. Low 19°C. Winds SW at 10 to 15 km/h.

  • Humidity
    Humidity47%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise05:22
  • Moonset
    Moonset17:59
  • Moon Phase - Day 27 Waning Crescent

Thu 16

Partly Cloudy Day Partly Cloudy
34°/20°
Rain drop 1%
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Day

34°
Partly Cloudy Day
Rain drop
1%
SW 19 km/h

Partly cloudy. Near record high temperatures. High 34°C. Winds SW at 15 to 25 km/h.

  • Humidity
    Humidity38%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:31
  • Sunset
    Sunset19:48

Night

20°
Partly Cloudy Night
Rain drop
6%
WSW 17 km/h

Partly cloudy. Low 20°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity48%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise05:47
  • Moonset
    Moonset19:12
  • Moon Phase - Day 28 Waning Crescent

Fri 17

Mostly Clear Day Mostly Sunny
29°/15°
Rain drop 6%
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Day

29°
Mostly Clear Day
Rain drop
6%
WNW 17 km/h

Generally clear. High 29°C. Winds WNW at 10 to 15 km/h.

  • Humidity
    Humidity46%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:29
  • Sunset
    Sunset19:48

Night

15°
Mostly Clear Night
Rain drop
4%
NNE 13 km/h

Generally clear. Low 15°C. Winds NNE at 10 to 15 km/h.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise06:15
  • Moonset
    Moonset20:28
  • Moon Phase - Day 0 New

Sat 18

Partly Cloudy Day Partly Cloudy
30°/15°
Rain drop 4%
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Day

30°
Partly Cloudy Day
Rain drop
4%
SSE 18 km/h

Partly cloudy. Near record high temperatures. High 30°C. Winds SSE at 15 to 25 km/h.

  • Humidity
    Humidity49%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:28
  • Sunset
    Sunset19:49

Night

15°
Mostly Cloudy Night
Rain drop
23%
S 18 km/h

Mostly cloudy. Low 15°C. Winds S at 15 to 25 km/h.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise06:47
  • Moonset
    Moonset21:48
  • Moon Phase - Day 1 Waxing Crescent

Sun 19

Showers Showers
18°/6°
Rain drop 48%
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Day

18°
Showers
Rain drop
48%
WNW 21 km/h

Showers. High 18°C. Winds WNW at 15 to 25 km/h. Chance of rain 50%.

  • Humidity
    Humidity55%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise06:26
  • Sunset
    Sunset19:50

Night

6°
Partly Cloudy Night
Rain drop
24%
NW 19 km/h

Partly cloudy. Low 6°C. Winds NW at 15 to 25 km/h.

  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise07:28
  • Moonset
    Moonset23:06
  • Moon Phase - Day 2 Waxing Crescent

Mon 20

Mostly Clear Day Mostly Sunny
13°/2°
Rain drop 0%
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Day

13°
Mostly Clear Day
NW 23 km/h

Generally clear. High 13°C. Winds NW at 15 to 30 km/h.

  • Humidity
    Humidity32%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:25
  • Sunset
    Sunset19:51

Night

2°
Clear Night
NW 17 km/h

Generally clear. Low 2°C. Winds NW at 10 to 15 km/h.

  • Humidity
    Humidity43%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise08:18
  • Moonset
    Moonset--
  • Moon Phase - Day 3 Waxing Crescent

Tue 21

Mostly Clear Day Mostly Sunny
18°/8°
Rain drop 0%
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Day

18°
Mostly Clear Day
WSW 17 km/h

Generally clear. High 18°C. Winds WSW at 15 to 25 km/h.

  • Humidity
    Humidity35%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:24
  • Sunset
    Sunset19:52

Night

8°
Mostly Clear Night
Rain drop
1%
SSW 15 km/h

Generally clear. Low 8°C. Winds SSW at 10 to 15 km/h.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise09:19
  • Moonset
    Moonset00:19
  • Moon Phase - Day 5 Waxing Crescent

Wed 22

Partly Cloudy Day Partly Cloudy
23°/12°
Rain drop 16%
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Day

23°
Partly Cloudy Day
Rain drop
16%
SW 18 km/h

Partly cloudy. High 23°C. Winds SW at 15 to 25 km/h.

  • Humidity
    Humidity46%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise06:22
  • Sunset
    Sunset19:53

Night

12°
Partly Cloudy Night
Rain drop
4%
WSW 15 km/h

Partly cloudy. Low 12°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:28
  • Moonset
    Moonset01:21
  • Moon Phase - Day 6 Waxing Crescent

Thu 23

Partly Cloudy Day Partly Cloudy
24°/14°
Rain drop 11%
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Day

24°
Partly Cloudy Day
Rain drop
11%
W 15 km/h

Partly cloudy. High 24°C. Winds W at 10 to 15 km/h.

  • Humidity
    Humidity43%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise06:21
  • Sunset
    Sunset19:54

Night

14°
Partly Cloudy Night
Rain drop
13%
SSW 14 km/h

Partly cloudy. Low 14°C. Winds SSW at 10 to 15 km/h.

  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:42
  • Moonset
    Moonset02:11
  • Moon Phase - Day 7 First Quarter

Fri 24

Partly Cloudy Day Partly Cloudy
26°/12°
Rain drop 24%
Add

Day

26°
Partly Cloudy Day
Rain drop
24%
SW 18 km/h

Partly cloudy. High 26°C. Winds SW at 15 to 25 km/h.

  • Humidity
    Humidity44%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:20
  • Sunset
    Sunset19:55

Night

12°
Mostly Cloudy Night
Rain drop
24%
WSW 15 km/h

Mostly cloudy. Low 12°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:54
  • Moonset
    Moonset02:51
  • Moon Phase - Day 8 Waxing Gibbous

Sat 25

Mostly Cloudy Day Mostly Cloudy
20°/12°
Rain drop 24%
Add

Day

20°
Mostly Cloudy Day
Rain drop
24%
W 17 km/h

Mostly cloudy. High 20°C. Winds W at 15 to 25 km/h.

  • Humidity
    Humidity55%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:18
  • Sunset
    Sunset19:56

Night

12°
Mostly Cloudy Night
Rain drop
24%
SSW 16 km/h

Mostly cloudy. Low 12°C. Winds SSW at 10 to 15 km/h.

  • Humidity
    Humidity66%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise14:04
  • Moonset
    Moonset03:22
  • Moon Phase - Day 9 Waxing Gibbous

Sun 26

Showers Showers
22°/11°
Rain drop 34%
Add

Day

22°
Showers
Rain drop
34%
WSW 18 km/h

Showers. High 22°C. Winds WSW at 15 to 25 km/h. Chance of rain 30%.

  • Humidity
    Humidity55%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:17
  • Sunset
    Sunset19:57

Night

11°
Showers
Rain drop
38%
WSW 15 km/h

Showers. Low 11°C. Winds WSW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity65%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise15:11
  • Moonset
    Moonset03:49
  • Moon Phase - Day 10 Waxing Gibbous

Mon 27

Showers Showers
19°/10°
Rain drop 36%
Add

Day

19°
Showers
Rain drop
36%
WNW 17 km/h

Showers. High 19°C. Winds WNW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity58%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:16
  • Sunset
    Sunset19:58

Night

10°
Scattered Showers Night
Rain drop
36%
NW 15 km/h

Showers early. Low 10°C. Winds NW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity69%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise16:15
  • Moonset
    Moonset04:12
  • Moon Phase - Day 11 Waxing Gibbous

Tue 28

Scattered Showers Day PM Showers
19°/11°
Rain drop 41%
Add

Day

19°
Scattered Showers Day
Rain drop
41%
W 16 km/h

Afternoon showers. High 19°C. Winds W at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity55%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:14
  • Sunset
    Sunset19:59

Night

11°
Mostly Cloudy Night
Rain drop
24%
W 14 km/h

Mostly cloudy. Low 11°C. Winds W at 10 to 15 km/h.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise17:18
  • Moonset
    Moonset04:34
  • Moon Phase - Day 12 Waxing Gibbous
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