I saw a video where they said that you go to prison if you hang your laundry outside in the USA.
I have never heard about sending someone to prison for hanging clothing outside.
In Canada, we have families who hang clothes out in Winter when the temperatures are just right for that freeze dried effect. The challenge is that Canada's weather pattern(s) are changing. Our summer's are breaking heat and humidity records and our Winters are starting to feel like a brisk late Autumn.
Here is an example of an Inuit community freeze drying clothing: