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      Frost Advisory
      until 8:00 AM EDT
      Elev 436 ft, 38.806 °N 77.632 °W

      Haymarket, VA

      Greenhill Crossing Station52°
      Mon, Oct 19, 2026
      Monday
      Mon 10/19
      High 67°f
      4% Precip. / 0 in
      Sunny. High 67F. Winds N at 5 to 10 mph.
      Monday night
      Mon 10/19
      Low 46°f
      4% Precip. / 0 in
      Mostly clear skies. Low 46F. Winds N at 5 to 10 mph.
      Sunrise 7:24 AM
      Sunset 6:26 PM
      Moonrise 3:11 PM
      Moonset 12:19 AM
      Waxing Gibbous, 60% visible
      Hourly Forecast
      12AM
      41°
      1AM
      41°
      2AM
      40°
      3AM
      39°
      4AM
      39°
      5AM
      39°
      6AM
      38°
      7AM
      39°
      7:24AM
      Sunrise
      8AM
      39°
      9AM
      45°
      10AM
      50°
      11AM
      56°
      12PM
      59°
      1PM
      63°
      2PM
      65°
      3PM
      66°
      4PM
      65°
      5PM
      64°
      6PM
      61°
      6:26PM
      Sunset
      7PM
      57°
      8PM
      54°
      9PM
      52°
      10PM
      51°
      11PM
      51°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Clear
      		 41°F 41°F 2% 0in 0% 34°F 76% 2 mph N 30.52in
      1:00 am
      Clear
      		 41°F 41°F 2% 0in 0% 34°F 78% 2 mph N 30.51in
      2:00 am
      Clear
      		 40°F 40°F 2% 0in 0% 34°F 78% 2 mph N 30.5in
      3:00 am
      Clear
      		 39°F 39°F 2% 0in 0% 34°F 80% 2 mph N 30.5in
      4:00 am
      Clear
      		 39°F 37°F 2% 0in 0% 33°F 80% 3 mph NNW 30.49in
      5:00 am
      Clear
      		 39°F 36°F 2% 0in 0% 33°F 79% 4 mph NNW 30.48in
      6:00 am
      Clear
      		 38°F 35°F 2% 0in 0% 32°F 78% 4 mph N 30.48in
      7:00 am
      Clear
      		 39°F 35°F 2% 0in 0% 32°F 77% 5 mph NNW 30.48in
      8:00 am
      Sunny
      		 39°F 36°F 2% 0in 0% 33°F 79% 5 mph NNW 30.48in
      9:00 am
      Sunny
      		 45°F 41°F 1% 0in 2% 36°F 70% 6 mph N 30.47in
      10:00 am
      Sunny
      		 50°F 48°F 0% 0in 2% 37°F 60% 7 mph N 30.46in
      11:00 am
      Sunny
      		 56°F 54°F 1% 0in 3% 36°F 48% 8 mph N 30.44in
      12:00 pm
      Sunny
      		 59°F 58°F 1% 0in 3% 36°F 41% 9 mph N 30.41in
      1:00 pm
      Sunny
      		 63°F 62°F 1% 0in 4% 35°F 36% 9 mph N 30.38in
      2:00 pm
      Sunny
      		 65°F 64°F 2% 0in 5% 36°F 34% 10 mph N 30.34in
      3:00 pm
      Sunny
      		 66°F 66°F 2% 0in 7% 37°F 34% 10 mph N 30.32in
      4:00 pm
      Sunny
      		 65°F 65°F 2% 0in 11% 38°F 36% 9 mph N 30.3in
      5:00 pm
      Sunny
      		 64°F 64°F 2% 0in 13% 38°F 38% 8 mph N 30.29in
      6:00 pm
      Sunny
      		 61°F 61°F 4% 0in 15% 39°F 43% 7 mph N 30.28in
      7:00 pm
      Clear
      		 57°F 55°F 4% 0in 17% 39°F 51% 6 mph N 30.28in
      8:00 pm
      Clear
      		 54°F 52°F 2% 0in 17% 39°F 57% 6 mph N 30.27in
      9:00 pm
      Mostly Clear
      		 52°F 50°F 2% 0in 21% 39°F 61% 6 mph N 30.27in
      10:00 pm
      Mostly Clear
      		 51°F 49°F 2% 0in 24% 38°F 62% 6 mph N 30.26in
      11:00 pm
      Mostly Clear
      		 51°F 49°F 1% 0in 25% 38°F 61% 6 mph N 30.26in
      Additional Conditions
      1. Pressure 30.08 in
      2. Visibility 10 miles
      3. Clouds Cloudy
      4. Dew Point49°F
      5. Humidity 85%
      6. Rainfall 0.38 in
      7. Snow Depth 0 in
       KHEF Station History
      Almanac for October 17, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 63°F 70°F 82°F 1958
      4. Low 41°F 43°F 28°F 1976
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.1 in -
      7. Snow 0 in - in -
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 61°F 69°F 80°F
      4. Low 36°F 43°F 27°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:22 AM 6:29 PM
      3. Civil Twilight 6:55 AM 6:56 PM
      4. Nautical Twilight 6:24 AM 7:26PM
      5. Astronomical Twilight 5:53 AM 7:57 PM
      1. Length of Visible Light 12h 0m
      2. Length of Day 11h 7m
      3. Tomorrow will be 2 minutes 25 seconds shorter
      1. Moon 2:03 PM 11:18 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
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