Herndon, Virginia | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    76°
    Forecast night icon
    Night
    50% Chance of Storms
    67°
    Tuesday 5/7
    Day
    76°
    50% Chance of Storms
    Forecast day icon
    Night
    67°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Patchy fog this morning. Mostly cloudy with a chance of showers with a slight chance of thunderstorms this morning then partly sunny with a chance of showers and thunderstorms this afternoon. Highs around 80. Northeast winds around 5 mph becoming southeast around 5 mph this afternoon. Chance of rain 50 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms in the evening then a chance of showers with a slight chance of thunderstorms after midnight. Patchy fog after midnight. Lows in the mid 60s. South winds around 5 mph. Chance of rain 50 percent.
  • Forecast day icon
    Wednesday
    40% Chance of Storms
    84°
    Forecast night icon
    Night
    50% Chance Rain Showers
    66°
    Wednesday 5/8
    Day
    84°
    40% Chance of Storms
    Forecast day icon
    Night
    66°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Patchy fog in the morning. A chance of showers in the morning then a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph becoming west in the afternoon. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers after midnight. Lows in the mid 60s. West winds 5 to 10 mph becoming south after midnight. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    Rain
    70°
    Forecast night icon
    Night
    40% Chance of Storms
    60°
    Thursday 5/9
    Day
    70°
    Rain
    Forecast day icon
    Night
    60°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers in the afternoon. Highs around 80. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 40 percent.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    65°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/10
    Day
    65°
    40% Chance Rain Showers
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a 40 percent chance of showers. Highs around 70.
    Night Details
    Partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    66°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Saturday 5/11
    Day
    66°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    64°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Sunday 5/12
    Day
    64°
    40% Chance Rain Showers
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs around 70. Chance of rain 40 percent.
    Night Details
    Partly cloudy. Lows in the lower 50s.
  • Forecast day icon
    Monday
    Mostly Sunny
    71°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Monday 5/13
    Day
    71°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 70s.
    Night Details
    Partly cloudy. Low temperature around 55F. Dew point will be around 53F with an average humidity of 74%. Winds will be 6 mph from the S.
  • Forecast day icon
    Tuesday
    Sunny
    72°
    Forecast night icon
    Night
    Clear
    59°
    Tuesday 5/14
    Day
    72°
    Sunny
    Forecast day icon
    Night
    59°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 72F. Dew point will be around 55F with an average humidity of 69%. Winds will be 5 mph from the W.
    Night Details
    Clear. Low temperature around 59F. Dew point will be around 56F with an average humidity of 79%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    72°
    Forecast night icon
    Night
    30% Chance of Rain
    60°
    Wednesday 5/15
    Day
    72°
    30% Chance of Rain
    Forecast day icon
    Night
    60°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 72F. Dew point will be around 56F with an average humidity of 70%. Winds will be 4 mph from the W.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 60F. Dew point will be around 57F with an average humidity of 80%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Thursday 5/16
    Day
    71°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 71F. Dew point will be around 58F with an average humidity of 74%. Winds will be 2 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 81%. Winds will be 3 mph from the S.