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

As of 02:19 EDT

Tonight

Partly Cloudy Night Partly Cloudy
--/17°
Rain drop 15%
Subtract

Night

17°
Partly Cloudy Night
Rain drop
15%
SW 5 km/h

Partly cloudy. A stray shower or thunderstorm is possible. Low 17°C. Winds light and variable.

  • Humidity
    Humidity84%
  • 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
    Humidity46%
  • 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
    Humidity46%
  • 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°/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
    Humidity38%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:31
  • Sunset
    Sunset19:48

Night

19°
Partly Cloudy Night
Rain drop
14%
W 17 km/h

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

  • Humidity
    Humidity50%
  • 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
28°/15°
Rain drop 6%
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Day

28°
Mostly Clear Day
Rain drop
6%
WNW 17 km/h

Generally clear. High 28°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 12 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 19 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°
Cloudy
Rain drop
24%
S 19 km/h

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

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise06:47
  • Moonset
    Moonset21:48
  • Moon Phase - Day 1 Waxing Crescent

Sun 19

Showers Showers
17°/6°
Rain drop 49%
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Day

17°
Showers
Rain drop
49%
WNW 21 km/h

Showers. High 17°C. Winds WNW at 15 to 30 km/h. Chance of rain 50%.

  • Humidity
    Humidity54%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise06:26
  • Sunset
    Sunset19:50

Night

6°
Partly Cloudy Night
Rain drop
24%
NW 20 km/h

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

  • Humidity
    Humidity45%
  • 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°/1°
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

1°
Clear Night
NNW 18 km/h

Generally clear. Low 1°C. Winds NNW at 15 to 25 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
19°/9°
Rain drop 0%
Add

Day

19°
Mostly Clear Day
SSW 20 km/h

Generally clear. High 19°C. Winds SSW at 15 to 25 km/h.

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

Night

9°
Partly Cloudy Night
Rain drop
1%
SSW 18 km/h

Partly cloudy. Low 9°C. Winds SSW at 15 to 25 km/h.

  • Humidity
    Humidity48%
  • 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°/11°
Rain drop 13%
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Day

23°
Partly Cloudy Day
Rain drop
13%
WSW 17 km/h

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

  • Humidity
    Humidity46%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:22
  • Sunset
    Sunset19:53

Night

11°
Partly Cloudy Night
Rain drop
3%
WSW 15 km/h

Partly cloudy. Low 11°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:28
  • Moonset
    Moonset01:21
  • Moon Phase - Day 6 Waxing Crescent

Thu 23

Mostly Clear Day Mostly Sunny
24°/13°
Rain drop 10%
Add

Day

24°
Mostly Clear Day
Rain drop
10%
W 16 km/h

Generally clear. High 24°C. Winds W at 10 to 15 km/h.

  • Humidity
    Humidity42%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise06:21
  • Sunset
    Sunset19:54

Night

13°
Partly Cloudy Night
Rain drop
16%
WSW 13 km/h

Partly cloudy. Low 13°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity54%
  • 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
24°/11°
Rain drop 24%
Add

Day

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

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

  • Humidity
    Humidity47%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:20
  • Sunset
    Sunset19:55

Night

11°
Showers
Rain drop
35%
SSW 13 km/h

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

  • Humidity
    Humidity61%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:54
  • Moonset
    Moonset02:51
  • Moon Phase - Day 8 Waxing Gibbous

Sat 25

Scattered Showers Day PM Showers
21°/11°
Rain drop 34%
Add

Day

21°
Scattered Showers Day
Rain drop
34%
WSW 17 km/h

Afternoon showers. High 21°C. Winds WSW at 10 to 15 km/h. Chance of rain 30%.

  • Humidity
    Humidity54%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:18
  • Sunset
    Sunset19:56

Night

11°
Showers
Rain drop
36%
SSW 15 km/h

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

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise14:04
  • Moonset
    Moonset03:22
  • Moon Phase - Day 9 Waxing Gibbous

Sun 26

Showers Showers
21°/10°
Rain drop 45%
Add

Day

21°
Showers
Rain drop
45%
WSW 17 km/h

Showers. High 21°C. Winds WSW at 15 to 25 km/h. Chance of rain 50%.

  • Humidity
    Humidity58%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise06:17
  • Sunset
    Sunset19:57

Night

10°
Mostly Cloudy Night
Rain drop
24%
WNW 15 km/h

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

  • 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 37%
Add

Day

19°
Showers
Rain drop
37%
WNW 16 km/h

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

  • Humidity
    Humidity58%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:16
  • Sunset
    Sunset19:58

Night

10°
Scattered Showers Night
Rain drop
38%
NW 14 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

Partly Cloudy Day Partly Cloudy
20°/11°
Rain drop 21%
Add

Day

20°
Partly Cloudy Day
Rain drop
21%
WNW 19 km/h

Partly cloudy. High 20°C. Winds WNW at 15 to 25 km/h.

  • Humidity
    Humidity53%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise06:14
  • Sunset
    Sunset19:59

Night

11°
Partly Cloudy Night
Rain drop
22%
WNW 16 km/h

Partly cloudy. Low 11°C. Winds WNW at 10 to 15 km/h.

  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise17:18
  • Moonset
    Moonset04:34
  • Moon Phase - Day 12 Waxing Gibbous
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