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On this date in 1918, many thermometers hovered near the century mark during a brief but blistering heat wave. Earlier that week, temperatures dropped to the 30s on the 4th. By the 7th and 8th the mercury soared to 96 in St. Johnsbury, 99 in Cavendish, 100 at Cornwall, and topping the list Vernon at 102. Temperatures maintained their roller coaster fashion through the month, with scattered frost reported on the 18th in a number of communities.