Michigan State Climatologist’s Office

Growing Season Summary

Climate Office

                        Growing Season Summary
                   Station: (200770) BIG_BAY_2_SE             
                Years:  1971 To 2000    Missing Data:  18.7%

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   5/28  5/10  5/18  6/09  6/18  23    10/03  9/02  9/21 10/17 11/01  23
 30   5/21  5/01  5/08  6/03  6/11  23    10/10  9/23  9/26 10/31 11/01  23
 28   5/12  4/22  4/29  5/27  5/30  23    10/15  9/23  9/28 11/01 11/01  23
 24   4/28  4/13  4/14  5/18  5/27  24    10/31  9/28 10/08 11/18 11/22  23
 20   4/13  3/10  3/24  4/30  5/09  24    11/09 10/24 10/31 11/23 11/22  23
 16   4/07  3/10  3/23  4/19  4/21  24    11/21 10/31 11/05 11/26 12/07  24


Base           Length of Season (Days)
Temp   Median  Shortest    10%      90%   Longest  #yrs
 32      127      101      109      151      153    23
 30      143      120      127      166      184    23
 28      155      127      131      179      184    23
 24      189      132      144      209      215    23
 20      214      177      185      237      243    23
 16      228      200      206      244      260    24