LAWOFFICER.com

Too much heat can be deadly for a K-9 unit, especially in the Southwest U.S., where an 85 degree day is
:: more
KTAR.com

Peoria PD, MCSO to use heat alarm systems for K9 units :: more
AZCENTRAL.com

One Valley police dog is less likely to be forgotten in a hot car, thanks to a new heat-warning system that detects his presence. :: more
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Temperatures inside vehicle as related to elapsed time.

(This is very conservative data. Temperatures higher than what is shown
here have been recorded.)
Tests have shown that the majority of the temperature rise can occur within 15 to 25 minutes.
As shown in the chart left, on an 85º F day, the temperature inside the car
can reach 110º in less than 20 minutes.
In 5 minutes, it can climb to 95º F
Humidity also plays a critical roll.
(Dogs become less efficient at cooling themselves as the humidity rises). A dog's normal body temperature is about 101.5 degrees. But during a heat stroke, it can rise to 105-110 degrees with tragic results. As shown in the chart, this temperature can be reached very quickly, even when the temperature outside is only 85 degrees F.

