Double D Pool: a public pool at Nevins Street between Degraw and Douglas Streets in the Park Slope/Gowanus area.

Coney Island: Take the F train all the way to Stillwell Avenue

The Movies: at BAM or the Pavilion

Shop at Target at the Atlantic Mall: It’s air conditioned

The Brooklyn Botanic Garden is open Tuesday–Friday: 8 a.m. to 6 p.m.; Saturday & Sunday: 10 a.m. to 6 p.m.
Closed Mondays

Brooklyn Public Library is always cool