BGNormals = 
  Import["http://ceadserv1.nku.edu/longa//classes/mat375/days/docs/Fletcher/data/BowlingGreenDailyClimateNormals.csv", "CSV"];
BGheader = BGNormals[[1]]
BGNormalData = BGNormals[[2 ;;]];

(* Dumb counting method...:) *)
navg = 13*4 + 6 + 1;
ndtr = navg + 2;
nmax = navg + 4;
nmin = navg + 6;
navgstddev = navg + 8;
ndtrstddev = navg + 10;
nmaxstddev = navg + 12;
nminstddev = navg + 14;
indices = {navg, ndtr, nmax, nmin, navgstddev, ndtrstddev, nmaxstddev,
    nminstddev};
vnames = BGheader[[indices]]

BGNormalTemps = BGNormalData[[All, indices]];
BGNormalTemps[[1, All]]
{avg, dtr, max, min, avgstddev, dtrstddev, maxstddev, minstddev} = 
  Transpose[BGNormalTemps];