Air Density Online

Clay County Fair Speedway in Spencer, Iowa
Historical weather information* for Friday, September 20 2019

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


Get current weather for Clay County Fair Speedway.
Track elevation: 1319 ft.

General conditions: Possible light rain overnight.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Sep 20 12:00 am
  • 68 deg F
  • 92%
  • 28.60 Hg
  • 66 deg F
  • 98.9
  • SE 7 mph
  • 92.05 %
  • 2810 ft.
  • Sep 20 1:00 am
  • 68 deg F
  • 93%
  • 28.59 Hg
  • 66 deg F
  • 100.0
  • SE 6 mph
  • 91.99 %
  • 2830 ft.
  • Sep 20 2:00 am
  • 68 deg F
  • 94%
  • 28.60 Hg
  • 66 deg F
  • 101.1
  • SE 8 mph
  • 91.99 %
  • 2829 ft.
  • Sep 20 3:00 am
  • 69 deg F
  • 97%
  • 28.59 Hg
  • 68 deg F
  • 108.2
  • SE 7 mph
  • 91.66 %
  • 2952 ft.
  • Sep 20 4:00 am
  • 68 deg F
  • 96%
  • 28.58 Hg
  • 67 deg F
  • 103.3
  • SE 6 mph
  • 91.91 %
  • 2861 ft.
  • Sep 20 5:00 am
  • 69 deg F
  • 96%
  • 28.58 Hg
  • 68 deg F
  • 107.1
  • SE 6 mph
  • 91.64 %
  • 2958 ft.
  • Sep 20 6:00 am
  • 69 deg F
  • 95%
  • 28.59 Hg
  • 68 deg F
  • 105.9
  • SE 6 mph
  • 91.68 %
  • 2942 ft.
  • Sep 20 7:00 am
  • 69 deg F
  • 97%
  • 28.59 Hg
  • 68 deg F
  • 108.2
  • SE 7 mph
  • 91.65 %
  • 2956 ft.
  • Sep 20 8:00 am
  • 68 deg F
  • 98%
  • 28.61 Hg
  • 68 deg F
  • 105.5
  • SE 6 mph
  • 91.94 %
  • 2849 ft.
  • Sep 20 9:00 am
  • 70 deg F
  • 91%
  • 28.63 Hg
  • 67 deg F
  • 104.8
  • SE 7 mph
  • 91.66 %
  • 2951 ft.
  • Sep 20 10:00 am
  • 74 deg F
  • 88%
  • 28.62 Hg
  • 70 deg F
  • 116.4
  • SE 8 mph
  • 90.72 %
  • 3295 ft.
  • Sep 20 11:00 am
  • 77 deg F
  • 82%
  • 28.60 Hg
  • 71 deg F
  • 120.0
  • SE 8 mph
  • 90.08 %
  • 3533 ft.
  • Sep 20 12:00 pm
  • 81 deg F
  • 73%
  • 28.58 Hg
  • 72 deg F
  • 122.0
  • SE 9 mph
  • 89.31 %
  • 3820 ft.
  • Sep 20 1:00 pm
  • 85 deg F
  • 64%
  • 28.55 Hg
  • 72 deg F
  • 121.8
  • SE 16 mph
  • 88.56 %
  • 4099 ft.
  • Sep 20 2:00 pm
  • 85 deg F
  • 59%
  • 28.53 Hg
  • 69 deg F
  • 112.1
  • S 16 mph
  • 88.68 %
  • 4054 ft.
  • Sep 20 3:00 pm
  • 87 deg F
  • 53%
  • 28.51 Hg
  • 68 deg F
  • 107.3
  • S 18 mph
  • 88.39 %
  • 4164 ft.
  • Sep 20 4:00 pm
  • 85 deg F
  • 53%
  • 28.50 Hg
  • 66 deg F
  • 100.6
  • S 17 mph
  • 88.84 %
  • 3994 ft.
  • Sep 20 5:00 pm
  • 85 deg F
  • 55%
  • 28.49 Hg
  • 67 deg F
  • 104.5
  • SE 13 mph
  • 88.74 %
  • 4035 ft.
  • Sep 20 6:00 pm
  • 83 deg F
  • 58%
  • 28.50 Hg
  • 67 deg F
  • 103.3
  • SE 13 mph
  • 89.10 %
  • 3900 ft.
  • Sep 20 7:00 pm
  • 79 deg F
  • 68%
  • 28.49 Hg
  • 68 deg F
  • 106.4
  • SE 8 mph
  • 89.67 %
  • 3685 ft.
  • Sep 20 8:00 pm
  • 77 deg F
  • 73%
  • 28.49 Hg
  • 68 deg F
  • 106.9
  • SE 9 mph
  • 89.99 %
  • 3565 ft.
  • Sep 20 9:00 pm
  • 75 deg F
  • 77%
  • 28.48 Hg
  • 67 deg F
  • 105.5
  • SE 11 mph
  • 90.34 %
  • 3436 ft.
  • Sep 20 10:00 pm
  • 75 deg F
  • 76%
  • 28.50 Hg
  • 67 deg F
  • 104.1
  • SE 13 mph
  • 90.41 %
  • 3411 ft.
  • Sep 20 11:00 pm
  • 74 deg F
  • 76%
  • 28.47 Hg
  • 66 deg F
  • 100.7
  • SE 14 mph
  • 90.57 %
  • 3353 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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