So your argument that this statement by them: "If you live in a region that usually was 90F in the summer and is now >110F regularly, that’s going to cause problem." is hyperbole, then? Okay, going with that, what temperature range would you find credible, as to describe a region that is seeing wilder swings in summer highs?
https://ourworldindata.org/grapher/summer-temperature-anomal...
Somewhere on the order of 1-2C if you start from the 1850s.