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What is the optimal temperature for car air conditioning in summer?

1 Answers

DeGabrielle

07/30/25 8:26am

In summer, the optimal temperature setting for car air conditioning is 26 degrees Celsius. It's advisable not to set the temperature too low inside the car, with a recommended temperature difference of no more than 10 degrees Celsius between the interior and exterior. Precautions for using car air conditioning: Not using the air conditioner throughout winter: In regions with milder winters, some car owners may not use the air conditioner at all during the season. However, prolonged disuse can lead to the aging of rubber seals and the drying out of lubricants on internal components. Periodically activating the air conditioner allows these parts to be lubricated, maintaining optimal condition. Therefore, it's best to run the air conditioner at least once a week during winter. Randomly adjusting air vent directions: Some drivers do not pay attention to adjusting the direction of the air vents when using the air conditioner, which can hinder its efficiency. Based on the principle that cold air sinks and warm air rises, the correct approach is to direct the vents upward when cooling and downward when heating. Cleaning the air conditioner only when performance deteriorates: The air filter should be replaced regularly, especially in dusty conditions, as dust accumulation can foster bacteria growth and lead to musty odors. It's recommended to replace the filter after each season. Additionally, the condenser should be cleaned periodically, and for thorough cleaning, the radiator should be removed. Using the recirculation mode for extended periods: Since recirculation mode circulates air within the closed space of the car, the oxygen level inside can decrease over time. Moreover, incomplete combustion of fuel in the engine may allow carbon monoxide to leak into the cabin, deteriorating air quality and potentially harming occupants.

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