One hundred degree days are much less common than they used to be in New York. During the 1930s they occurred about once every 400 days, and now they occur about once every 900 days.
New York’s hottest day (106F) occurred in 1936, and 18 of the 20 hottest days occurred with CO2 below 350 ppm CO2
The rate of sea level rise in Manhattan has been steady for 150 years, and is due primarily to subsidence. One foot of apparent sea level rise should occur in about the year 2085.
h/t to JunkScience