The 7th-biggest snowstorm in NYC since 1869. Snowstorms: 6.0″ or more. Sun, Dec 26, 2010: 30°F / 21°F, 12.2″ snow, 1.09″ precipitation Mon, Dec 27, 2010: 28°F / 20°F, 7.8″ snow, 0.52″ precipitation Source: NOAA GHCN-Daily, Ny City Cntrl Park (USW00094728).