It depends on what the weather is outside and how developed the air conditioner is. if it's hot out it may take a while to get cool or if it is scorching hot outside it may not get cold at all.
One of the reasons a 2000 Jeep Cherokee heater would randomly blow cold air and then hot air and then cold might be that there is a problem with the hot/cold duct. The air or a vent might be inadvertently blowing periodically.
Hot air because it is blow out the hot air from the inside of the laptop.
A hair dryer blows hot air out.
If the AC is on Vent and it blows hot air in and the temp is at coolest. I think it does not matter because when you have it in vent it is venting air from the out side, it will start blowing air from the out side meaning if its hot out side the air will come out hot. Sometimes a car might blow hot air when you have it on full AC and cooldest. When you accelerate your car hard but it should cool down after you stop accelerating hard.
Why does my Lincoln LS V8 Blow cold air on one side and hot air on the other side
If it's cold outside do you want cold air blasting when you get in your car?
You have to get it recharged. you have no freeon left which makes the cold air
no
There is a door behind the dash that changes cold and hot air flows. The door is probable stuck or the control circuit has failed causing the hot air to blow on cold.
It is more effective to bring cold air in for temperature regulation.
All air conditioners work by removing energy from one liquid and putting it in another liquid. Usually, the two liquids are the same. They blow air over the cold liquid which cools the room. They blow air over the hot liquid to the outside. With valves, air conditioners can be made to blow hot air inside and cold air outside. That is called reverse cycle.
Most likely your AC just needs service, All it needs is some freon, Seems like when it starts running low it blows hot air from right to left as it gets low.