Herndon

United States
Mostly CloudyMostly Cloudy
79°
68°
68°

Forecast

  • 7 AMMostly Cloudy68°
  • 8 AMMostly Cloudy71°
  • 9 AMMostly Cloudy73°
  • 10 AMMostly Cloudy75°
  • 11 AMMostly Cloudy77°
  • 12 PMMostly Cloudy79°
  • 1 PMMostly Cloudy80°
  • 2 PMMostly Cloudy81°
  • 3 PMThunderstorms81°
  • 4 PMThunderstorms79°
  • 5 PMThunderstorms78°
  • 6 PMThunderstorms77°
  • 7 PMMostly Cloudy76°
  • 8 PMThunderstorms75°
  • 9 PMMostly Cloudy73°
  • 10 PMMostly Cloudy71°
  • 11 PMMostly Cloudy70°
  • 12 AMMostly Cloudy69°
  • 1 AMMostly Cloudy69°
  • 2 AMMostly Cloudy68°
  • 3 AMMostly Cloudy68°
  • 4 AMMostly Cloudy68°
  • 5 AMThunderstorms68°
  • 6 AMThunderstorms68°
  • 7 AMThunderstorms68°
Tuesday
ThunderstormsPrecipitation: 25%25%79°68°Mostly cloudy with a high of 81 °F (27.2 °C). Winds variable.Night - Mostly cloudy. Winds variable. The overnight low will be 68 °F (20.0 °C).
Wednesday
ThunderstormsPrecipitation: 35%35%78°67°Thunderstorms today with a high of 78 °F (25.6 °C) and a low of 67 °F (19.4 °C). There is a 35% chance of precipitation.
Thursday
ThunderstormsPrecipitation: 45%45%77°67°Thunderstorms today with a high of 77 °F (25.0 °C) and a low of 67 °F (19.4 °C). There is a 45% chance of precipitation.
Friday
ThunderstormsPrecipitation: 30%30%75°67°Thunderstorms today with a high of 75 °F (23.9 °C) and a low of 67 °F (19.4 °C). There is a 30% chance of precipitation.
Saturday
Isolated ThundershowersPrecipitation: 45%45%77°64°Scattered thunderstorms today with a high of 77 °F (25.0 °C) and a low of 64 °F (17.8 °C). There is a 45% chance of precipitation.
Sunday
Isolated ThundershowersPrecipitation: 30%30%78°65°Scattered thunderstorms today with a high of 78 °F (25.6 °C) and a low of 65 °F (18.3 °C). There is a 30% chance of precipitation.
Monday
 Scattered ThunderstormsPrecipitation: 40%40%77°64°Scattered showers today with a high of 77 °F (25.0 °C) and a low of 64 °F (17.8 °C). There is a 40% chance of precipitation.
Tuesday
Partly CloudyPrecipitation: 15%15%79°64°Partly cloudy today with a high of 79 °F (26.1 °C) and a low of 64 °F (17.8 °C).
Wednesday
Partly CloudyPrecipitation: 15%15%80°65°Partly cloudy today with a high of 80 °F (26.7 °C) and a low of 65 °F (18.3 °C).
Thursday
ThunderstormsPrecipitation: 30%30%80°65°Thunderstorms today with a high of 80 °F (26.7 °C) and a low of 65 °F (18.3 °C). There is a 30% chance of precipitation.

Precipitation

Early Morning
Morning
Afternoon
Evening
Precipitation: 20%20%
Precipitation: 0%0%
Precipitation: 0%0%
Precipitation: 0%0%

Wind & Pressure

Wind

4 mph WNW

Barometer

27.4 inches

Details

Mostly Cloudy
  • Feels like
    75°
  • Humidity
    93%
  • Visibility
    8.39 miles
  • UV Index
    0 (Low)

Today - Mostly cloudy with a high of 81 °F (27.2 °C). Winds variable.

Tonight - Mostly cloudy. Winds variable. The overnight low will be 68 °F (20.0 °C).

Sun & Moon

Third Quarter
Third Quarter
6:24 AM8:38 PM

Map