My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 114 ft, 38.960 °N 77.382 °W

      Herndon, VA

      Herndon Station

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp918797
      Low Temp706651
      Day Average Temp79.8--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation04.4-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point70.07--
      High71--
      Low69--
      Average70.07--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed14--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.69--
      Astronomy Day Length Rise Set
      Actual Time13h 52m6:18 AM8:10 PM
      Civil Twilight5:49 AM8:39 PM
      Nautical Twilight5:14 AM9:14 PM
      Astronomical Twilight4:36 AM9:51 PM
      Moon: Waning crescent3:25 AM7:02 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 75 °F 71 °F 87 % CALM 0 mph - 29.69 in 0 in Fair
      1:52 AM 74 °F 71 °F 91 % CALM 0 mph - 29.69 in 0 in Fair
      2:52 AM 74 °F 71 °F 91 % CALM 0 mph - 29.69 in 0 in Fair
      3:52 AM 72 °F 70 °F 93 % CALM 0 mph - 29.68 in 0 in Fair
      4:52 AM 73 °F 71 °F 93 % CALM 0 mph - 29.68 in 0 in Fair
      5:52 AM 70 °F 69 °F 97 % CALM 0 mph - 29.68 in 0 in Fair
      6:52 AM 71 °F 69 °F 93 % CALM 0 mph - 29.7 in 0 in Fair
      7:52 AM 76 °F 71 °F 85 % CALM 0 mph - 29.72 in 0 in Fair
      8:52 AM 81 °F 70 °F 69 % NW 5 mph - 29.73 in 0 in Partly Cloudy
      9:52 AM 84 °F 69 °F 61 % CALM 0 mph - 29.72 in 0 in Partly Cloudy
      10:52 AM 87 °F 70 °F 57 % CALM 0 mph - 29.72 in 0 in Partly Cloudy
      11:52 AM 88 °F 69 °F 53 % SSW 6 mph - 29.69 in 0 in Mostly Cloudy
      12:52 PM 90 °F 70 °F 52 % VAR 6 mph - 29.67 in 0 in Partly Cloudy
      1:52 PM 91 °F 70 °F 50 % SW 9 mph - 29.66 in 0 in Partly Cloudy
      2:52 PM 91 °F 70 °F 50 % SSW 14 mph 20 mph 29.63 in 0 in Mostly Cloudy
      Our AppsAbout UsContactCareersWeather Data APIs
      PWS NetworkWundermapFeedback & Support
      Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
      essentialaccessibility.com
      We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
      Review All Privacy and Ad Settings
      Choose how my information is shared
      Data Rights
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary