The plus side of it getting to 100+ degrees every day is that our pool was nice and warm - perfect for a little baby.
Evan did great! We got in up to his waist and he never cried or got upset. We got to swish his legs around in the water, which he seems mildly interested in.
I was a bit worried he'd be slippery, but his swim outfit took care of that :). We also waited to go in until 5pm, so the backyard was in complete shade.
And afterwards, we wrapped him up tight in his stingray towel! Our little "swimmer"