0

Hourly Weather Forecast - Herndon, VA

  • Temperature
    65°F
    Precipitation
    0%
    Wind
    5mph
    N
    Arrow up

    Hazy

    Humidity
    91%
    Feels like
    65°F
    Dew Point
    62°F

  • Sunny

    Humidity
    83%
    Feels like
    67°F
    Dew Point
    62°F

  • Sunny

    Humidity
    76%
    Feels like
    70°F
    Dew Point
    63°F

  • Mostly Sunny

    Humidity
    70%
    Feels like
    73°F
    Dew Point
    63°F

  • Partly Cloudy

    Humidity
    65%
    Feels like
    76°F
    Dew Point
    64°F

  • Partly Cloudy

    Humidity
    58%
    Feels like
    78°F
    Dew Point
    62°F

  • Partly Cloudy

    Humidity
    51%
    Feels like
    81°F
    Dew Point
    60°F

  • Partly Cloudy

    Humidity
    49%
    Feels like
    81°F
    Dew Point
    60°F

  • Partly Cloudy

    Humidity
    49%
    Feels like
    81°F
    Dew Point
    59°F

  • Partly Cloudy

    Humidity
    51%
    Feels like
    79°F
    Dew Point
    60°F

  • Partly Cloudy

    Humidity
    53%
    Feels like
    77°F
    Dew Point
    59°F

  • Partly Cloudy

    Humidity
    56%
    Feels like
    75°F
    Dew Point
    58°F

  • Partly Cloudy

    Humidity
    61%
    Feels like
    73°F
    Dew Point
    58°F

  • Partly Cloudy

    Humidity
    66%
    Feels like
    71°F
    Dew Point
    59°F

  • Mostly Clear

    Humidity
    70%
    Feels like
    68°F
    Dew Point
    58°F

  • Mostly Clear

    Humidity
    73%
    Feels like
    67°F
    Dew Point
    58°F

  • Partly Cloudy

    Humidity
    74%
    Feels like
    66°F
    Dew Point
    58°F

Top Stories

Right Arrow
Weekend Weather Outlook

Weekend Weather Outlook

Cooler air will bring relief to a large portion of the Eastern U.S. this weekend, as storms continue to pummel the Plains and Southeast.

Read More
Today's Air Quality Forecast

Poor Air Quality Across the Northern Plains, Great Lakes

Read More
A blanket of smog lays over Los Angeles in September 2011. Source: Temeku, Wikimedia Commons

What is the Air Quality Index?

Read More
Weekly Drought Map for July 31, 2025

Drought Worsens Nationwide Including Hard-Hit West

Read More
Fire at sea Lightning Storm (Shane Ocean via Shutterstock).

Lightning Safety When You're Stuck Outdoors

Read More
Story Image: The differences between the Heat Index and Wet Bulb Globe Temperature are outlined in this graphic. (NOAA, NWS)

Heat Index Vs Wet Bulb Globe Temperature

Read More
More NewsRight Arrow
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Snow & Ski Forecast
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide