We’ve known this for years and have seen pics of the weather monitors next to AC units, chimneys and every other kind of heat producing structures................
Yep. Not sure how the article could claim an “exclusive.”
I live in a central Texas town about 5 miles from the official weather monitoring facility at the airport. I have a rain gauge in the open and so far this year, I’ve recorded 50.5 inches of rain. The official total at the airport is 33. I call BS.