How Hot Does it Get in a Parked Car…In Arizona

This video How Hot Does it Get in a Parked Car Dr Ernie Ward is educational but uses ridiculously low numbers by Arizona standards.

The final temperature of the car internally is the same as our outdoor summer air temperature in Arizona. Had he tried this experiment here for the same 30 minutes he likely would have suffered from heat stroke or died.

Monday, July 1, 2013

Thermometers are on the North side of house in the shade. They are two different brands and are not calibrated.
Outside air temp 113.5°F (white thermometer) 116°F (black thermometer)

All temperatures below were taken with a handheld IR thermometer:
Concrete sidewalk in the shade 120°F
Blacktop in the sun 156°F

Grey Honda Civic (windshield reflector in place)
Car exterior in sun 150°F
Floor mat 145°F
Roof (inside) 170°F
Dash below rear window 190°F

Black Thunderbird T-Top (no reflective window coverings)
Car exterior in sun 160°F
Floor mat 150°F
Roof (inside) 180°F
Black carpet dashdoard cover 202°F


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