Cold snaps in NYC: 3+ days in a row never above freezing. Thu, Dec 22, 1870: 27°F / 17°F Fri, Dec 23, 1870: 24°F / 17°F Sat, Dec 24, 1870: 24°F / 15°F Sun, Dec 25, 1870: 25°F / 15°F Mon, Dec 26, 1870: 31°F / 22°F Tue, Dec 27, 1870: 30°F / 19°F Wed, Dec 28, 1870: 32°F / 28°F, 0.1″ rain Thu, Dec 29, 1870: 23°F / 19°F Fri, Dec 30, 1870: 30°F / 10°F, 0.05″ rain Source: NOAA GHCN-Daily, Ny City Cntrl Park (USW00094728).