Optimum Car Air Con Temperature. Optimum temperatures for air conditioning. For example, if it is a hot, 90℉ day, you do not want your thermostat set.
A good rule of thumb to live by is having your thermostat set at 20℉ below the outside temperature. + 15 to +43 degrees. July 23, 2010 (edited) temperature setting should depend on the outdoor temperature and humidity.
If you already set the air con to the best temperature, don’t waste time turning the thermostat to achieve optimum conditions.
But a good rule of. When asking yourself what temperature to set the air conditioner in winter, it’s important to first remember that you want to set your thermostat to around 20 degrees to 22. This is because the mediterranean climate in this region is. Proper care of the system will not only increase its life span, but.