Information provided by the Midwestern Climate Center.  (Disclaimer)
Date obtained: April, 2004.

Growing Season Summary

                        Growing Season Summary
                   Station: ( 91732) CEDARTOWN                
                Years:  1971 To 2000    Missing Data:   0.7%

Base   Date of Last Spring Occurrence       Date of First Fall Occurrence
Temp Median Early  90%   10%  Late #yrs  Median Early  10%   90%   Late #yrs
 32   4/11  3/23  3/27  4/23  4/30  30    10/24  9/23 10/08 11/08 11/17  30
 30   4/05  2/25  3/19  4/15  4/24  30    11/05  9/23 10/14 11/18 12/06  30
 28   3/23  2/24  3/07  4/11  4/20  30    11/13  9/30 10/31 11/27 12/06  30
 24   3/10  1/13  2/17  3/24  4/04  30    11/23 10/23 11/08 12/11 12/19  30
 20   2/16 12/25  1/29  3/08  3/15  30    12/14 10/23 11/20  1/08  2/20  30
 16   2/08 12/24  1/09  3/05  3/15  28    12/23 12/01 12/07  1/18  2/19  28


Base           Length of Season (Days)
Temp   Median  Shortest    10%      90%   Longest  #yrs
 32      198      170      176      218      229    30
 30      212      179      188      237      263    30
 28      236      204      211      252      263    30
 24      261      226      239      278      321    30
 20      295      262      281      342      376    30
 16      319      285      291      366      399    26