Air Density Online

Chicagoland Speedway in Joliet, Illinois
Historical weather information* for Thursday, September 19 2019

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


Get current weather for Chicagoland Speedway.
Track elevation: 650 ft.

General conditions: Possible drizzle overnight.

  • Time
  • Temp
  • Hum
  • Uncorrected Barometer
  • Dew Point
  • Grains
  • Wind
  • Air Density
  • Density Altitude
  • Sep 19 12:00 am
  • 65 deg F
  • 86%
  • 29.37 Hg
  • 61 deg F
  • 80.8
  • SE 4 mph
  • 95.45 %
  • 1586 ft.
  • Sep 19 1:00 am
  • 64 deg F
  • 89%
  • 29.37 Hg
  • 61 deg F
  • 80.7
  • SE 4 mph
  • 95.65 %
  • 1516 ft.
  • Sep 19 2:00 am
  • 62 deg F
  • 90%
  • 29.38 Hg
  • 59 deg F
  • 76.0
  • SE 2 mph
  • 96.13 %
  • 1346 ft.
  • Sep 19 3:00 am
  • 61 deg F
  • 90%
  • 29.36 Hg
  • 58 deg F
  • 73.4
  • SE 3 mph
  • 96.33 %
  • 1275 ft.
  • Sep 19 4:00 am
  • 61 deg F
  • 89%
  • 29.35 Hg
  • 58 deg F
  • 72.6
  • SE 5 mph
  • 96.30 %
  • 1285 ft.
  • Sep 19 5:00 am
  • 60 deg F
  • 89%
  • 29.34 Hg
  • 57 deg F
  • 70.0
  • SE 4 mph
  • 96.51 %
  • 1211 ft.
  • Sep 19 6:00 am
  • 59 deg F
  • 90%
  • 29.35 Hg
  • 56 deg F
  • 68.3
  • SE 4 mph
  • 96.77 %
  • 1120 ft.
  • Sep 19 7:00 am
  • 59 deg F
  • 92%
  • 29.36 Hg
  • 57 deg F
  • 69.8
  • SE 3 mph
  • 96.77 %
  • 1120 ft.
  • Sep 19 8:00 am
  • 61 deg F
  • 86%
  • 29.38 Hg
  • 57 deg F
  • 70.0
  • SE 3 mph
  • 96.45 %
  • 1231 ft.
  • Sep 19 9:00 am
  • 67 deg F
  • 75%
  • 29.39 Hg
  • 59 deg F
  • 75.4
  • SE 5 mph
  • 95.28 %
  • 1648 ft.
  • Sep 19 10:00 am
  • 71 deg F
  • 68%
  • 29.40 Hg
  • 60 deg F
  • 78.4
  • SE 4 mph
  • 94.52 %
  • 1917 ft.
  • Sep 19 11:00 am
  • 75 deg F
  • 64%
  • 29.38 Hg
  • 62 deg F
  • 84.6
  • SE 3 mph
  • 93.62 %
  • 2239 ft.
  • Sep 19 12:00 pm
  • 79 deg F
  • 59%
  • 29.37 Hg
  • 64 deg F
  • 89.2
  • SW 3 mph
  • 92.80 %
  • 2537 ft.
  • Sep 19 1:00 pm
  • 81 deg F
  • 53%
  • 29.37 Hg
  • 62 deg F
  • 85.5
  • SW 3 mph
  • 92.52 %
  • 2636 ft.
  • Sep 19 2:00 pm
  • 81 deg F
  • 55%
  • 29.36 Hg
  • 63 deg F
  • 88.8
  • SW 1 mph
  • 92.43 %
  • 2669 ft.
  • Sep 19 3:00 pm
  • 82 deg F
  • 55%
  • 29.35 Hg
  • 64 deg F
  • 91.8
  • SW 2 mph
  • 92.17 %
  • 2764 ft.
  • Sep 19 4:00 pm
  • 82 deg F
  • 51%
  • 29.34 Hg
  • 62 deg F
  • 85.0
  • NW 0 mph
  • 92.28 %
  • 2726 ft.
  • Sep 19 5:00 pm
  • 80 deg F
  • 59%
  • 29.33 Hg
  • 64 deg F
  • 92.4
  • NE 3 mph
  • 92.42 %
  • 2674 ft.
  • Sep 19 6:00 pm
  • 80 deg F
  • 60%
  • 29.33 Hg
  • 65 deg F
  • 94.0
  • E 3 mph
  • 92.38 %
  • 2687 ft.
  • Sep 19 7:00 pm
  • 75 deg F
  • 68%
  • 29.31 Hg
  • 64 deg F
  • 90.2
  • SE 3 mph
  • 93.29 %
  • 2358 ft.
  • Sep 19 8:00 pm
  • 73 deg F
  • 71%
  • 29.33 Hg
  • 63 deg F
  • 88.0
  • SE 2 mph
  • 93.74 %
  • 2198 ft.
  • Sep 19 9:00 pm
  • 70 deg F
  • 79%
  • 29.34 Hg
  • 63 deg F
  • 88.4
  • SE 3 mph
  • 94.29 %
  • 1999 ft.
  • Sep 19 10:00 pm
  • 69 deg F
  • 81%
  • 29.35 Hg
  • 63 deg F
  • 87.6
  • SE 2 mph
  • 94.51 %
  • 1919 ft.
  • Sep 19 11:00 pm
  • 67 deg F
  • 85%
  • 29.34 Hg
  • 62 deg F
  • 85.8
  • SE 2 mph
  • 94.90 %
  • 1782 ft.
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