Air Density Online

Current weather* for

Race USA

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in Tucson, Arizona

  • temperature = 54 deg f
  • relative humidity = 25%%
  • uncorrected barometer* = 27.33 inHg
  • corrected barometer* = 30.12 inHg
  • density altitude = 2803.16 ft
  • View weather forecast
  • dew point = 20 deg f
  • saturation pressure = 0.420 inHg
  • vapor pressure = 0.105 inHg
  • grains = 16.8
  • air density (w/o water vapor) = 92%
  • air density (w water vapor) = 92%

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Weather Underground data
Last Updated on January 16, 11:53 PM MST

Information about Race USA
address:4300 E Los Reales Rd, Tucson, AZ 85756

  • -track elevation: 2677.2 ft
  • -track lat, long: 32.1169, -110.8982
  • -online: website | facebook
  • -Hours of daylight: 10:20:05
  • -Sunrise: 07:23:53 am 01/17/18
  • -Sunset: 05:43:58 pm 01/17/18

This page provides detailed weather information for racers to track weather at Race USA. View full list of tracks. Learn more about how to use this site on our FAQ page.

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 is not a representative of any third party weather providers.

Weather Underground

Temp, hum, and bar
values obtained from
Weather Underground

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Tucson, Arizona