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

As of 21:52 EST

Tonight

Cloudy Cloudy
--/-6°
Rain drop 4%
Subtract

Night

-6°
Cloudy
Snowflake
4%
SE 5 km/h

Cloudy. Low -6°C. Winds light and variable.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise01:02
  • Moonset
    Moonset10:43
  • Moon Phase - Day 22 Last Quarter

Tue 10

Partly Cloudy Day Partly Cloudy
8°/4°
Rain drop 5%
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Day

8°
Partly Cloudy Day
Rain drop
5%
SSE 12 km/h

Partly cloudy. High 8°C. Winds SSE at 10 to 15 km/h.

  • Humidity
    Humidity42%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise07:06
  • Sunset
    Sunset17:41

Night

4°
Partly Cloudy Night
Mixed precipitation
13%
W 13 km/h

Partly cloudy. Low 4°C. Winds W at 10 to 15 km/h.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise02:04
  • Moonset
    Moonset11:17
  • Moon Phase - Day 23 Waning Crescent

Wed 11

Partly Cloudy Day Partly Cloudy
8°/-1°
Rain drop 7%
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Day

8°
Partly Cloudy Day
Rain drop
7%
NW 25 km/h

Partly cloudy. High 8°C. Winds NW at 15 to 30 km/h.

  • Humidity
    Humidity50%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise07:05
  • Sunset
    Sunset17:42

Night

-1°
Partly Cloudy Night
Mixed precipitation
3%
NW 21 km/h

Partly cloudy. Low -1°C. Winds NW at 15 to 25 km/h.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise03:04
  • Moonset
    Moonset12:00
  • Moon Phase - Day 24 Waning Crescent

Thu 12

Partly Cloudy Day Partly Cloudy
4°/-5°
Rain drop 2%
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Day

4°
Partly Cloudy Day
Mixed precipitation
2%
NW 26 km/h

Partly cloudy. High 4°C. Winds NW at 15 to 30 km/h.

  • Humidity
    Humidity45%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise07:04
  • Sunset
    Sunset17:43

Night

-5°
Partly Cloudy Night
Snowflake
3%
NW 15 km/h

Partly cloudy. Low -5°C. Winds NW at 10 to 15 km/h.

  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise04:00
  • Moonset
    Moonset12:50
  • Moon Phase - Day 25 Waning Crescent

Fri 13

Mostly Clear Day Mostly Sunny
6°/-3°
Rain drop 3%
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Day

6°
Mostly Clear Day
Rain drop
3%
NW 15 km/h

Generally clear. High 6°C. Winds NW at 10 to 15 km/h.

  • Humidity
    Humidity45%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise07:03
  • Sunset
    Sunset17:44

Night

-3°
Mostly Clear Night
Mixed precipitation
4%
WNW 8 km/h

Generally clear. Low -3°C. Winds light and variable.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise04:50
  • Moonset
    Moonset13:47
  • Moon Phase - Day 26 Waning Crescent

Sat 14

Mostly Clear Day Mostly Sunny
10°/-2°
Rain drop 4%
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Day

10°
Mostly Clear Day
Rain drop
4%
WNW 15 km/h

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

  • Humidity
    Humidity45%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise07:01
  • Sunset
    Sunset17:45

Night

-2°
Partly Cloudy Night
Mixed precipitation
19%
NE 8 km/h

Partly cloudy. Low -2°C. Winds light and variable.

  • Humidity
    Humidity66%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise05:33
  • Moonset
    Moonset14:50
  • Moon Phase - Day 27 Waning Crescent

Sun 15

Rain, Snow, Wintery Mix Rain / Snow
5°/0°
Rain drop 70%
Add

Day

5°
Rain, Snow, Wintery Mix
Rain drop
70%
ESE 13 km/h

A mix of rain and snow. High 5°C. Winds ESE at 10 to 15 km/h. Chance of rain 70%.

  • Humidity
    Humidity61%
  • UV index
    UV Index1 of 11
  • Sunrise
    Sunrise07:00
  • Sunset
    Sunset17:46

Night

0°
Rain
Rain drop
75%
NNE 13 km/h

Rain. Low 0°C. Winds NNE at 10 to 15 km/h. Chance of rain 80%. Rainfall around 12 mm.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise06:10
  • Moonset
    Moonset15:57
  • Moon Phase - Day 28 Waning Crescent

Mon 16

Scattered Showers Day AM Showers
9°/-1°
Rain drop 42%
Add

Day

9°
Scattered Showers Day
Rain drop
42%
NNW 20 km/h

Morning showers. High 9°C. Winds NNW at 15 to 25 km/h. Chance of rain 40%.

  • Humidity
    Humidity58%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:59
  • Sunset
    Sunset17:48

Night

-1°
Partly Cloudy Night
Mixed precipitation
6%
NNW 17 km/h

Partly cloudy. Low -1°C. Winds NNW at 10 to 15 km/h.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise06:41
  • Moonset
    Moonset17:04
  • Moon Phase - Day 29 New

Tue 17

Partly Cloudy Day Partly Cloudy
10°/2°
Rain drop 7%
Add

Day

10°
Partly Cloudy Day
Rain drop
7%
WNW 13 km/h

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

  • Humidity
    Humidity54%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:58
  • Sunset
    Sunset17:49

Night

2°
Partly Cloudy Night
Mixed precipitation
16%
NW 9 km/h

Partly cloudy. Low 2°C. Winds light and variable.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise07:08
  • Moonset
    Moonset18:12
  • Moon Phase - Day 0 New

Wed 18

Mostly Cloudy Day Mostly Cloudy
11°/3°
Rain drop 20%
Add

Day

11°
Mostly Cloudy Day
Rain drop
20%
WSW 16 km/h

Mostly cloudy. High 11°C. Winds WSW at 10 to 15 km/h.

  • Humidity
    Humidity57%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:57
  • Sunset
    Sunset17:50

Night

3°
Showers
Rain drop
40%
NNW 12 km/h

Showers. Low 3°C. Winds NNW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise07:32
  • Moonset
    Moonset19:20
  • Moon Phase - Day 1 Waxing Crescent

Thu 19

Scattered Showers Day AM Showers
12°/2°
Rain drop 43%
Add

Day

12°
Scattered Showers Day
Rain drop
43%
WNW 17 km/h

Morning showers. High 12°C. Winds WNW at 15 to 25 km/h. Chance of rain 40%.

  • Humidity
    Humidity53%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:55
  • Sunset
    Sunset17:51

Night

2°
Scattered Showers Night
Rain drop
36%
NNW 14 km/h

Showers late at night. Low 2°C. Winds NNW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise07:56
  • Moonset
    Moonset20:29
  • Moon Phase - Day 2 Waxing Crescent

Fri 20

Showers Showers
9°/-1°
Rain drop 58%
Add

Day

9°
Showers
Rain drop
58%
NW 18 km/h

Showers. High 9°C. Winds NW at 15 to 25 km/h. Chance of rain 60%.

  • Humidity
    Humidity55%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:54
  • Sunset
    Sunset17:52

Night

-1°
Scattered Showers Night
Rain drop
39%
NW 13 km/h

Showers early. Low -1°C. Winds NW at 10 to 15 km/h. Chance of rain 40%.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise08:20
  • Moonset
    Moonset21:38
  • Moon Phase - Day 3 Waxing Crescent

Sat 21

Mostly Cloudy Day Mostly Cloudy
7°/-3°
Rain drop 18%
Add

Day

7°
Mostly Cloudy Day
Rain drop
18%
NW 17 km/h

Mostly cloudy. High 7°C. Winds NW at 10 to 15 km/h.

  • Humidity
    Humidity49%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:53
  • Sunset
    Sunset17:53

Night

-3°
Rain, Snow, Wintery Mix
Mixed precipitation
59%
NW 14 km/h

A wintry mix of precipitation. Low -3°C. Winds NW at 10 to 15 km/h. Chance of precip 60%. Snow and ice accumulations less than 2 cm.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise08:46
  • Moonset
    Moonset22:51
  • Moon Phase - Day 4 Waxing Crescent

Sun 22

Freezing Drizzle and Rain alertLevel3
AM Rain / Ice
6°/-3°
Rain drop 51%
Add

Day

6°
Freezing Drizzle and Rain alertLevel3
Mixed precipitation
51%
WNW 16 km/h

A mix of rain and ice in the morning. High 6°C. Winds WNW at 10 to 15 km/h. Chance of precip 50%.

  • Humidity
    Humidity55%
  • UV index
    UV Index3 of 11
  • Sunrise
    Sunrise06:51
  • Sunset
    Sunset17:54

Night

-3°
Partly Cloudy Night
Mixed precipitation
21%
NW 12 km/h

Partly cloudy. Low -3°C. Winds NW at 10 to 15 km/h.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise09:15
  • Moonset
    Moonset--
  • Moon Phase - Day 5 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
5°/-4°
Rain drop 22%
Add

Day

5°
Partly Cloudy Day
Rain drop
22%
NW 20 km/h

Partly cloudy. High 5°C. Winds NW at 15 to 25 km/h.

  • Humidity
    Humidity51%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise06:50
  • Sunset
    Sunset17:55

Night

-4°
Partly Cloudy Night
Mixed precipitation
19%
NW 14 km/h

Partly cloudy. Low -4°C. Winds NW at 10 to 15 km/h.

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise09:51
  • Moonset
    Moonset00:05
  • Moon Phase - Day 6 Waxing Crescent
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