Historical Climate Data

Growing Season Summary
Station: 475335 MENOMONIE SEWAGE PLANT, WI

Growing Degree Day Averages
Derived from 1971-2000 Data

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
GDD
Base 40		 0 3 42 243 579 815 985 914 621 307 49 2 4557
GDD
Base 45		 0 0 18 141 427 665 830 759 474 189 19 0 3523
GDD
Base 50		 0 0 6 72 286 516 675 604 334 100 6 0 2601
GDD
Base 55		 0 0 1 33 170 369 520 449 210 43 1 0 1800
GDD
Base 60		 0 0 0 13 86 233 367 299 114 14 0 0 1129
MGDD*
Base 50		 0 2 32 171 367 528 657 603 387 191 32 1 2970

*Modified Growing Degree Days: Base 50 Ceiling 86.

Growing Season Summary
Derived from 1971-2000 Averages

  Date of Last Spring Occurrence Date of First Fall Occurrence
Base
Temp
°F		 Median Early 90% 10% Late Median Early 90% 10% Late
32 5/12 4/21 4/28 5/27 6/01 9/30 9/03 9/20 10/08 10/15
30 5/05 4/09 4/24 5/17 6/01 10/04 9/11 9/23 10/15 10/30
28 4/27 3/29 4/09 5/08 5/14 10/05 9/19 9/28 10/24 11/04
24 4/14 3/24 4/03 4/25 5/06 10/23 10/02 10/04 11/05 11/11
20 4/09 3/21 3/23 4/16 4/22 11/03 10/02 10/19 11/12 11/16
16 3/26 2/26 3/11 4/07 4/09 11/12 10/20 10/30 11/29 12/19

Length of Growing Season (Days)
Derived from 1971-2000 Averages

Base
Temp
°F		 Median Shortest 10% 90% Longest
32 141 102 120 157 169
30 156 102 135 168 176
28 164 143 147 186 195
24 192 151 164 208 226
20 210 177 190 225 233
16 231 194 212 259 274