Herndon, Virginia, United States (20170)
Lat: 38.97N, Lon: 77.39W
Wx Zone: VAZ053
Local Info
Latest Conditions  Past Conditions -  Metric Units
Mostly Sunny77°F   25°C
Feels Like 77°F   25°C
Humidity 51%Barometer 30.12 in. 765 mm
Dew Point 57°FWind N 5 MPH
Visibility 10 mi. 
Reported 4.2 miles SW of Herndon, at 10:52 AM Thu, Jul 31, 2014

Herndon, Virginia, Weather Forecasts -  Metric Units

Days 1-7

Thu
Jul 31
Partly Cloudy
86°F
Fri
Aug 1
Cloudy with Chance of Light Showers
81°F
Sat
Aug 2
Mostly Cloudy with Scattered Showers
79°F
Sun
Aug 3
Mostly Cloudy with Light Showers Likely
81°F
Mon
Aug 4
Partly Cloudy with Scattered Showers
84°F
Tue
Aug 5
Partly Cloudy
86°F
Wed
Aug 6
Partly Cloudy with Scattered Storms
84°F
68°F
68°F
68°F
70°F
70°F
70°F
66°F
Averages
88°F/66°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
87°F/65°F

Days 8-14

Thu
Aug 7
Mostly Cloudy
84°F
64°F
ENE 4 MPH
Fri
Aug 8
Mostly Cloudy with Scattered Showers
88°F
68°F
WNW 3 MPH
Sat
Aug 9
Partly Cloudy with Isolated Showers
88°F
72°F
SSE 8 MPH
Sun
Aug 10
Mostly Sunny with Isolated Showers
90°F
68°F
SSW 9 MPH
Mon
Aug 11
Partly Cloudy with Isolated Showers
86°F
66°F
NW 6 MPH
Tue
Aug 12
Mostly Cloudy
90°F
63°F
N 5 MPH
Wed
Aug 13
Partly Cloudy
84°F
70°F
SE 7 MPH

Next 18 hours

2PM
Thu
Partly Cloudy
84°F
SW 7 MPH
POP 15%
5PM
Thu
Partly Cloudy
84°F
WSW 5 MPH
POP 15%
8PM
Thu
Partly Cloudy with Scattered Showers
79°F
S 3 MPH
POP 35%
11PM
Thu
Mostly Cloudy with Scattered Showers
73°F
SSE 5 MPH
POP 35%
2AM
Fri
Mostly Cloudy with Scattered Showers
70°F
S 5 MPH
POP 35%
5AM
Fri
Mostly Cloudy with Scattered Showers
68°F
S 5 MPH
POP 35%
8AM
Fri
Mostly Cloudy with Scattered Showers
70°F
SSW 5 MPH
POP 55%

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Today
Partly CloudyDay: Partly cloudy. Highs around 86°F. West southwest wind to 7 MPH.

Scattered ShowersNight: Mostly cloudy with scattered showers. Lows around 68°F. South wind to 5 MPH. Chance of precipitation near 35%.

Friday Aug 1
Scattered ShowersDay: Cloudy with chance of showers. Highs around 81°F. South southwest wind to 8 MPH. Chance of precipitation near 55%. New precipitation amounts up to one quarter inch possible.

Scattered ShowersNight: Cloudy with chance of showers. Lows around 68°F. Southeast wind to 6 MPH. Chance of precipitation near 60%. New precipitation amounts from one quarter to one half of an inch possible.

Saturday Aug 2
Scattered ShowersDay: Mostly cloudy with scattered showers. Highs around 79°F. North northeast wind to 8 MPH. Chance of precipitation near 60%.

Scattered ThunderstormsNight: Cloudy with chance of thunderstorms. Lows around 68°F. Southeast wind 1 to 6 MPH. Chance of precipitation near 65%.

Sunday Aug 3
ShowersDay: Mostly cloudy with showers likely. Highs around 81°F. Light wind. Chance of precipitation near 65%.

Scattered StormsNight: Mostly cloudy with thunderstorms likely. Lows around 70°F. Light wind. Chance of precipitation near 60%.

Monday Aug 4
Scattered ShowersDay: Partly cloudy with scattered showers. Highs around 84°F. Heat index around 88°F. Light wind. Chance of precipitation near 35%.

Partly CloudyNight: Partly cloudy. Lows around 70°F. Light wind.

Tuesday Aug 5
Partly CloudyDay: Partly cloudy. Highs around 86°F. Heat index around 91°F. Light wind.

Partly CloudyNight: Partly cloudy. Lows around 70°F. Light wind.

Wednesday Aug 6
Scattered StormsDay: Partly cloudy with scattered storms. Highs around 84°F. Light wind. Chance of precipitation near 30%.


Sun & Moon  Monthly
Morning Twilight5:40 AMwaxing crescent
Waxing Crescent
Sunrise6:10 AM
Sunset8:21 PM
Evening Twilight8:51 PM
 

Weather Folklore
When clouds are upon the hills, they'll come down by the mills.
Herndon
Herndon
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