70 degrees is perfect! - shorts & short sleeves (or no sleeves) for me! I am taking off Thursday afternoon to get out on the road on the bike for the first time in a month & it's supposed to be 57. I'll have arm & knee warmers on unless there is a stiff wind - then I MIGHT wear my tights & jacket.
"When I'm on my bike I forget about things like age. I just have fun." Kathy Sessler
2006 Independent Fabrication Custom Ti Crown Jewel (Road, though she has been known to go just about anywhere)/Specialized Jett