About Climate Summary Tables

Growing Season Summary for Station USW00014920 - LA CROSSE REGIONAL AIRPORT, WI

Growing season summary by month
Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
GDD
Base 40		 1 7 77 284 635 913 1068 997 726 356 82 7 5152
GDD
Base 45		 0 2 40 175 482 763 913 842 577 229 39 2 4064
GDD
Base 50		 0 0 19 95 336 613 758 687 431 133 16 1 3090
GDD
Base 60		 0 0 4 17 114 320 448 378 177 30 2 0 1490
MGDD*
Base 50		 1 3 46 162 372 594 721 664 443 191 41 3 3240

*Modified Growing Degree Days: Base 50 Ceiling 86.

Growing Season Summary - Derived from 1991-2020 Averages
  DATE OF LAST SPRING OCCURRENCE   DATE OF FIRST FALL OCCURRENCE
Base
Temp °F		 Median Early 90% 10% Late . Median Early 90% 10% Late
36 05/06 04/16 05/20 04/22 05/21 . 09/30 09/15 10/13 09/20 10/27
32 04/26 03/27 05/09 04/15 05/15 . 10/13 09/20 10/25 09/30 11/09
28 04/12 03/22 04/24 03/26 05/03 . 10/23 10/01 11/07 10/07 11/19
24 04/04 03/09 04/14 03/22 04/20 . 11/04 10/12 11/21 10/19 12/07
20 03/28 03/09 04/08 03/14 04/09 . 11/13 10/19 11/30 11/02 12/17
16 03/16 02/20 03/28 03/03 04/08 . 11/21 11/02 12/10 11/07 12/21

 

Length of Growing Season (Days) - Derived from 1991-2020 Normals
*Annual/seasonal totals may differ from the sum of the monthly totals due to rounding
Base
Temp °F		 Median Shortest 10% 90% Longest
36 151 128 133 166 179
32 175 158 158 195 207
28 195 175 178 220 237
24 216 188 200 244 254
20 236 213 216 260 277
16 252 217 220 280 286