About Climate Summary Tables

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

GDD Summary by Month (based on 1991-2020 period)
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 43 186 499 781 928 860 594 248 44 2 4190
GDD
Base 50		 0 0 21 103 353 631 773 705 448 146 18 1 3200
GDD
Base 60		 0 0 4 20 124 337 464 396 190 33 2 0 1570
MGDD*
Base 50		 0 0 19 92 326 590 721 662 418 129 15 1 2972

*Modified Growing Degree Days: Base 50 Ceiling 86.

Dates of First & Last Occurrence of Critical Temperature Thresholds Summary (based on 1991-2020 period)
  DATE OF LAST SPRING OCCURRENCE   DATE OF FIRST FALL OCCURRENCE
Base
Temp °F		 Earliest 10% Median 90% Latest . Earliest 10% Median 90% Latest
36 04-16 04-21 05-06 05-19 05-21 . 09-15 09-20 09-30 10-13 10-27
32 03-27 04-15 04-26 05-09 05-15 . 09-20 09-30 10-13 10-25 11-09
28 03-22 03-26 04-11 04-24 05-03 . 10-01 10-07 10-23 11-07 11-19
24 03-09 03-22 04-04 04-13 04-20 . 10-12 10-19 11-06 11-21 12-07
20 03-09 03-14 03-28 04-08 04-09 . 10-19 11-02 11-13 11-30 12-17
16 02-20 03-02 03-16 03-28 04-08 . 11-02 11-07 11-21 12-10 12-21

 

Growing Season Length Summary (based on 1991-2020 period)
Base
Temp °F		 Shortest 10% Median 90% Longest
36 121 129 150 163 177
32 147 155 171 185 193
28 173 175 193 221 225
24 185 201 214 239 250
20 200 214 233 257 271
16 217 218 245 278 283