The dust bowl heatwaves are not a good argument against the idea that human activity can have dramatic climate impacts in a short time, though.
When something like global warming become a religion any comment perceived as attacking itself no matter how innocent and truthful will bring out zealots looking to defend their faith. I think we should keep religion out of science.
Portland reached 116F recently
https://www.oregonlive.com/weather/2021/06/portland-records-...
Here's Portland since 1938
https://projects.oregonlive.com/weather/temps/
This has Portland yearly records going back to 1875
https://www.currentresults.com/Yearly-Weather/USA/OR/Portlan...
There's no evidence to say that the 1930s were higher in the Pacific North West (which reached a high of 105 in 1935), or that it's ever been 110, let alone 115