The phrase "temperature threshold" refers to a specific point or limit at which a particular temperature is reached, and certain consequences or actions may occur as a result. Full definition
Drivers are also able to set temperature thresholds for seat heating and seat ventilation as well as for the heated steering wheel. (automobilemag.com)
The results of this study show that substantial worsening of flood risk can be avoided by limiting the global warming to lower temperature thresholds. (sciencedaily.com)
As you may know the helps to maintain the proper coolant temperature by turning the fans on and off at specific temperature thresholds. (yourmechanic.com)