Air Density Online

Park Jefferson Speedway in Jefferson, South Dakota
Historical weather information* for Friday, January 15 2021

Powered by Darksky.net. Dates available from 2016-present. Please note that some dates might have incomplete data.


Get current weather for Park Jefferson Speedway.
Track elevation: 1109 ft.

General conditions: Dangerously windy until evening.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Jan 15 12:00 am
  • 31 deg F
  • 87%
  • 28.53 Hg
  • 28 deg F
  • 23.1
  • NW 30 mph
  • 100.44 %
  • -150 ft.
  • Jan 15 1:00 am
  • 30 deg F
  • 87%
  • 28.51 Hg
  • 27 deg F
  • 22.2
  • NW 31 mph
  • 100.63 %
  • -214 ft.
  • Jan 15 2:00 am
  • 30 deg F
  • 87%
  • 28.51 Hg
  • 27 deg F
  • 22.2
  • NW 30 mph
  • 100.62 %
  • -210 ft.
  • Jan 15 3:00 am
  • 30 deg F
  • 86%
  • 28.51 Hg
  • 27 deg F
  • 21.9
  • NW 29 mph
  • 100.63 %
  • -216 ft.
  • Jan 15 4:00 am
  • 29 deg F
  • 86%
  • 28.51 Hg
  • 26 deg F
  • 21.1
  • NW 30 mph
  • 100.84 %
  • -286 ft.
  • Jan 15 5:00 am
  • 28 deg F
  • 89%
  • 28.50 Hg
  • 26 deg F
  • 20.9
  • NW 31 mph
  • 101.03 %
  • -350 ft.
  • Jan 15 6:00 am
  • 30 deg F
  • 87%
  • 28.50 Hg
  • 27 deg F
  • 22.2
  • NW 33 mph
  • 100.59 %
  • -200 ft.
  • Jan 15 7:00 am
  • 29 deg F
  • 90%
  • 28.51 Hg
  • 27 deg F
  • 22.0
  • NW 32 mph
  • 100.83 %
  • -282 ft.
  • Jan 15 8:00 am
  • 29 deg F
  • 92%
  • 28.53 Hg
  • 27 deg F
  • 22.5
  • NW 31 mph
  • 100.89 %
  • -305 ft.
  • Jan 15 9:00 am
  • 29 deg F
  • 93%
  • 28.56 Hg
  • 28 deg F
  • 22.7
  • NW 31 mph
  • 100.99 %
  • -338 ft.
  • Jan 15 10:00 am
  • 28 deg F
  • 93%
  • 28.59 Hg
  • 27 deg F
  • 21.8
  • NW 30 mph
  • 101.31 %
  • -446 ft.
  • Jan 15 11:00 am
  • 28 deg F
  • 93%
  • 28.62 Hg
  • 27 deg F
  • 21.8
  • NW 30 mph
  • 101.41 %
  • -480 ft.
  • Jan 15 12:00 pm
  • 29 deg F
  • 93%
  • 28.62 Hg
  • 28 deg F
  • 22.7
  • NW 30 mph
  • 101.21 %
  • -413 ft.
  • Jan 15 1:00 pm
  • 29 deg F
  • 93%
  • 28.64 Hg
  • 28 deg F
  • 22.7
  • NW 29 mph
  • 101.28 %
  • -437 ft.
  • Jan 15 2:00 pm
  • 30 deg F
  • 91%
  • 28.67 Hg
  • 28 deg F
  • 23.1
  • NW 27 mph
  • 101.15 %
  • -390 ft.
  • Jan 15 3:00 pm
  • 29 deg F
  • 92%
  • 28.70 Hg
  • 27 deg F
  • 22.4
  • NW 25 mph
  • 101.47 %
  • -500 ft.
  • Jan 15 4:00 pm
  • 29 deg F
  • 91%
  • 28.72 Hg
  • 27 deg F
  • 22.1
  • NW 23 mph
  • 101.58 %
  • -536 ft.
  • Jan 15 5:00 pm
  • 30 deg F
  • 88%
  • 28.75 Hg
  • 27 deg F
  • 22.3
  • NW 23 mph
  • 101.46 %
  • -495 ft.
  • Jan 15 6:00 pm
  • 29 deg F
  • 86%
  • 28.76 Hg
  • 26 deg F
  • 20.9
  • NW 21 mph
  • 101.75 %
  • -594 ft.
  • Jan 15 7:00 pm
  • 29 deg F
  • 86%
  • 28.78 Hg
  • 26 deg F
  • 20.9
  • NW 20 mph
  • 101.81 %
  • -614 ft.
  • Jan 15 8:00 pm
  • 28 deg F
  • 86%
  • 28.79 Hg
  • 25 deg F
  • 20.0
  • NW 19 mph
  • 102.08 %
  • -708 ft.
  • Jan 15 9:00 pm
  • 28 deg F
  • 87%
  • 28.81 Hg
  • 25 deg F
  • 20.2
  • NW 18 mph
  • 102.14 %
  • -727 ft.
  • Jan 15 10:00 pm
  • 27 deg F
  • 87%
  • 28.82 Hg
  • 24 deg F
  • 19.4
  • NW 17 mph
  • 102.39 %
  • -811 ft.
  • Jan 15 11:00 pm
  • 27 deg F
  • 87%
  • 28.81 Hg
  • 24 deg F
  • 19.4
  • NW 16 mph
  • 102.36 %
  • -800 ft.
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Please note that basic weather data used here is obtained from third party weather providers. As a result, the weather information provided cannot be guaranteed by airdensityonline.com. Airdensityonline.com is not a representative of any third party weather providers.


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