NOAA Eastern Regional Event Data  for Boston
http://www.erh.noaa.gov/er/box/climate/boshistory.html


Oct 1 Warmest low temperature, 69F, 1954 

Oct 2 Earliest recorded snow, trace, 1899 

Oct 7 Highest temperature, 90F, 1963 

Oct 9 Beginning of 44 days without measurable precipitation, 1924 

Oct 10 Earliest measurable snowfall, 0.2 inches, 1979 

Oct 11 Highest pressure, 30.78 inches, 1972 

Oct 12 Highest temperature, 90F, 1954 

Oct 20 Stile's hurricane, 1770 

Oct 20-21 Greatest 24 hour precipitation, 6.66 inches, 1996 

Oct 23 Coldest high temperature, 38F, 1969 

Oct 23-24 Winthrop's hurricane, 1761 

Oct 25 Highest average one minute wind velocity, northwest 63 mph, 1933 

Oct 26 Lowest temperature, 25F, 1879 

Oct 27 Lowest temperature, 25F, 1936 

Oct 28-31 Halloween storm.  A noreaster that brought record breaking damage to the coast, 1991