Weather Forecast and Conditions for Herndon, Virginia 20170 - The Weather Channel | Weather.com
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35° Mostly Clear Night
Fair
Day 41° • Night 30°
Feels Like30°
Sunrise

7:16 am

Sunset

7:19 pm

Temperature
High / Low
--/30°
Wind
6 mph
Humidity
Humidity
41%
Dew point
Dew Point
14°
Pressure
Pressure
30.33 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 29
Moon Phase
New Moon

Hourly Weather-

Now

Partly Cloudy Night Partly Cloudy
34°
Rain drop 1%
SE 7 mph
Subtract

Partly Cloudy

  • Temperature feels like
    Feels Like28°
  • WindSE 7 mph
  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover34%
  • Mixed precipitation
    Precip Amount0 in

10 pm

Partly Cloudy Night Partly Cloudy
32°
Rain drop 1%
SE 6 mph
Add

Partly Cloudy

  • Temperature feels like
    Feels Like26°
  • WindSE 6 mph
  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover30%
  • Mixed precipitation
    Precip Amount0 in

11 pm

Mostly Cloudy Night Mostly Cloudy
32°
Rain drop 1%
SE 6 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like26°
  • WindSE 6 mph
  • Humidity
    Humidity53%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover60%
  • Mixed precipitation
    Precip Amount0 in

12 am

Mostly Cloudy Night Mostly Cloudy
32°
Rain drop 1%
SE 4 mph
Add

Mostly Cloudy

  • Temperature feels like
    Feels Like27°
  • WindSE 4 mph
  • Humidity
    Humidity57%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover71%
  • Mixed precipitation
    Precip Amount0 in
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10 Day Weather-

Tonight

Mostly Cloudy Night Mostly Cloudy
--/30°
Rain drop 5%
Subtract

Night

30°
Mostly Cloudy Night
Mixed precipitation
5%
SSE 6 mph

Partly cloudy early followed by cloudy skies overnight. Low around 30F. Winds light and variable.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:58 am
  • Moonset
    Moonset7:11 pm
  • Moon Phase - Day 29 New Moon

Thu 19

Partly Cloudy Day AM Clouds/PM Sun
56°/34°
Rain drop 5%
Add

Day

56°
Partly Cloudy Day
Rain drop
5%
S 7 mph

Cloudy skies early, then partly cloudy in the afternoon. High 56F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:20 pm

Night

34°
Partly Cloudy Night
Mixed precipitation
6%
S 5 mph

Mostly cloudy skies early, then partly cloudy after midnight. Low 34F. Winds light and variable.

  • Humidity
    Humidity69%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:22 am
  • Moonset
    Moonset8:22 pm
  • Moon Phase - Day 0 New Moon

Fri 20

Partly Cloudy Day Partly Cloudy
66°/48°
Rain drop 6%
Add

Day

66°
Partly Cloudy Day
Rain drop
6%
S 12 mph

Intervals of clouds and sunshine. High 66F. Winds S at 10 to 15 mph.

  • Humidity
    Humidity56%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:13 am
  • Sunset
    Sunset7:21 pm

Night

48°
Showers
Rain drop
69%
SW 11 mph

Overcast with rain showers at times. Low 48F. Winds SW at 10 to 15 mph. Chance of rain 70%.

  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:48 am
  • Moonset
    Moonset9:36 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
70°/46°
Rain drop 19%
Add

Day

70°
Partly Cloudy Day
Rain drop
19%
NW 8 mph

Partly cloudy. Slight chance of a rain shower. High around 70F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:11 am
  • Sunset
    Sunset7:22 pm

Night

46°
Partly Cloudy Night
Rain drop
6%
E 6 mph

A few clouds. Low 46F. Winds light and variable.

  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:17 am
  • Moonset
    Moonset10:52 pm
  • Moon Phase - Day 3 Waxing Crescent
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