I'll confirm San Jose being way too hot. I lived there during our YC summer and it was 90-100 every day. Palo Alto and Menlo Park are incredibly comfortable 10+

I'll confirm San Jose being way too hot. I lived there during our YC summer and it was 90-100 every day. Palo Alto and Menlo Park are incredibly comfortable 10+ months out of the year, and maybe a light jacket the rest of the time.