Heat waves in NYC: 3+ days in a row at 90°F or hotter. Thu, Aug 11, 2016: 91°F / 74°F, 0.15″ rain Fri, Aug 12, 2016: 93°F / 73°F, 0.32″ rain Sat, Aug 13, 2016: 96°F / 81°F Sun, Aug 14, 2016: 94°F / 78°F, 0.06″ rain Mon, Aug 15, 2016: 92°F / 77°F Source: NOAA GHCN-Daily, Ny City Cntrl Park (USW00094728).