Hot time in 909 drives him to cool down in OC

With this heat, I feared the worst and got it. When I arrived home Friday evening, the day the mercury hit 116, my house was a sauna-like 95 degrees. I could have applied for a home-business permit to teach Bikram yoga.
I opened the windows and left to enjoy a cold drink at a coffeehouse until closing time. When I returned, after 9 p.m., my house was 93. This was going to be a bad night.
Why so hot? My rental unit is an older home without air conditioning or insulation. Those of you in the same