>>510162346We don't. It is full sunshine here and I have my window wide open. I won't photograph to avoid doxing myself but it is totally fine. It is not hot like America.
Went for a two hour bike ride in the sun yesterday too. Also fine.
If weather were like this for months instead of a few days a year then ceiling fans would start to be worthwhile. They aren't, either.
Such are the realities of a temperate climate.