Log In
    Favorites
        Member Settings
      Frost Advisory
      until 9:00 AM EDT
      Elev 279 ft, 39.009 °N 77.421 °W

      Sterling, VA

      Washington Dulles Intl Airport Station51°
      Sun, Oct 18, 2026
      Tomorrow
      Sun 10/18
      High 62°f
      2% Precip. / 0 in
      Sunny skies. High 62F. Winds N at 5 to 10 mph.
      Tomorrow night
      Sun 10/18
      Low 37°f
      4% Precip. / 0 in
      Clear. Low 37F. Winds light and variable.
      Sunrise 7:22 AM
      Sunset 6:26 PM
      Moonrise 2:40 PM
      Moonset -
      First Quarter, 51% visible
      Hourly Forecast
      12AM
      44°
      1AM
      42°
      2AM
      41°
      3AM
      40°
      4AM
      39°
      5AM
      38°
      6AM
      38°
      7AM
      38°
      7:22AM
      Sunrise
      8AM
      39°
      9AM
      42°
      10AM
      47°
      11AM
      51°
      12PM
      55°
      1PM
      58°
      2PM
      59°
      3PM
      60°
      4PM
      60°
      5PM
      59°
      6PM
      57°
      6:26PM
      Sunset
      7PM
      52°
      8PM
      50°
      9PM
      48°
      10PM
      46°
      11PM
      44°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      		 44°F 41°F 1% 0in 0% 33°F 65% 5 mph N 30.46in
      1:00 am
      Clear
      		 42°F 39°F 1% 0in 0% 33°F 69% 5 mph N 30.47in
      2:00 am
      Clear
      		 41°F 38°F 1% 0in 0% 33°F 72% 4 mph N 30.49in
      3:00 am
      Clear
      		 40°F 37°F 1% 0in 0% 32°F 72% 4 mph N 30.5in
      4:00 am
      Clear
      		 39°F 36°F 1% 0in 0% 31°F 74% 4 mph N 30.51in
      5:00 am
      Clear
      		 38°F 35°F 3% 0in 0% 31°F 75% 4 mph N 30.53in
      6:00 am
      Clear
      		 38°F 35°F 3% 0in 0% 30°F 74% 4 mph N 30.55in
      7:00 am
      Clear
      		 38°F 34°F 3% 0in 2% 30°F 74% 4 mph N 30.56in
      8:00 am
      Sunny
      		 39°F 35°F 2% 0in 2% 30°F 72% 4 mph N 30.58in
      9:00 am
      Sunny
      		 42°F 39°F 1% 0in 2% 32°F 67% 5 mph N 30.59in
      10:00 am
      Sunny
      		 47°F 44°F 0% 0in 2% 32°F 57% 6 mph N 30.6in
      11:00 am
      Sunny
      		 51°F 49°F 0% 0in 0% 31°F 46% 6 mph N 30.6in
      12:00 pm
      Sunny
      		 55°F 53°F 0% 0in 0% 29°F 37% 6 mph NNE 30.59in
      1:00 pm
      Sunny
      		 58°F 57°F 0% 0in 0% 29°F 33% 6 mph NNE 30.57in
      2:00 pm
      Sunny
      		 59°F 59°F 0% 0in 6% 29°F 31% 5 mph NNE 30.55in
      3:00 pm
      Sunny
      		 60°F 60°F 0% 0in 2% 30°F 32% 6 mph NNE 30.53in
      4:00 pm
      Sunny
      		 60°F 60°F 0% 0in 2% 31°F 33% 7 mph N 30.52in
      5:00 pm
      Sunny
      		 59°F 59°F 0% 0in 0% 33°F 36% 6 mph NNE 30.51in
      6:00 pm
      Sunny
      		 57°F 56°F 0% 0in 2% 34°F 43% 5 mph N 30.51in
      7:00 pm
      Clear
      		 52°F 52°F 0% 0in 0% 35°F 50% 4 mph NNE 30.51in
      8:00 pm
      Clear
      		 50°F 50°F 0% 0in 0% 35°F 56% 3 mph NNE 30.52in
      9:00 pm
      Clear
      		 48°F 48°F 1% 0in 0% 36°F 63% 2 mph NNE 30.52in
      10:00 pm
      Clear
      		 46°F 46°F 1% 0in 0% 36°F 69% 3 mph NNE 30.52in
      11:00 pm
      Clear
      		 44°F 44°F 2% 0in 0% 37°F 75% 3 mph NNE 30.52in
      Additional Conditions
      1. Pressure 30.42 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point33°F
      5. Humidity 56%
      6. Rainfall 0.03 in
      7. Snow Depth 0 in
       KIAD Station History
      Almanac for October 17, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 62°F 67°F 86°F 1989
      4. Low 41°F 45°F 28°F 1995
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 62°F 67°F 84°F
      4. Low 37°F 45°F 24°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:21 AM 6:28 PM
      3. Civil Twilight 6:54 AM 6:55 PM
      4. Nautical Twilight 6:23 AM 7:26PM
      5. Astronomical Twilight 5:52 AM 7:56 PM
      1. Length of Visible Light 12h 0m
      2. Length of Day 11h 6m
      3. Tomorrow will be 2 minutes 25 seconds shorter
      1. Moon 2:03 PM 11:16 PM
      2. Waxing Crescent41% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Our AppsAbout UsContactCareers
      PWS NetworkWunderMap
      Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
      Level Access
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary