recorded -30 F overnight. Boston temperatures for January 23 never rose above 0 F all day and Nantucket Island was connected to the mainland by ice. In New York City, Erasmus Hall in Brooklyn reached a high of 0 °F during the day and the Hudson River froze over solidly enough for people to walk across to Hoboken.

1859
* January 1859: January 10 - coldest single daytime temperatures ever recorded experienced in New York City and in New England areas. Montreal recorded temperature of -43.6 F at 7 am, some 15 F-change