Historical Climate Data

Growing Season Summary
Station: 474080 JUMP RIVER 1 ESE, 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 1 27 165 468 680 831 765 496 218 27 1 3591
GDD
Base 45		 0 0 11 90 324 531 677 613 353 122 9 0 2661
GDD
Base 50		 0 0 4 44 201 385 523 461 227 59 3 0 1856
GDD
Base 55		 0 0 0 20 110 249 370 314 130 23 0 0 1184
GDD
Base 60		 0 0 0 8 50 136 226 182 64 7 0 0 654
MGDD*
Base 50		 0 1 19 121 311 439 545 496 311 136 16 0 2340

*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 6/07 5/03 5/20 6/21 7/13 9/12 8/02 8/16 9/23 10/03
30 5/28 5/01 5/11 6/20 7/05 9/22 8/02 8/18 10/01 10/09
28 5/21 4/27 4/29 6/14 7/05 9/23 8/16 9/05 10/09 10/22
24 5/03 4/03 4/11 5/23 6/11 10/04 8/24 9/21 10/29 11/02
20 4/20 3/24 4/03 5/06 5/09 10/15 9/03 9/28 11/04 11/08
16 4/09 3/20 3/23 4/23 5/02 10/30 9/29 10/12 11/15 11/21

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

Base
Temp
°F		 Median Shortest 10% 90% Longest
32 96 20 67 122 140
30 113 31 72 139 143
28 124 70 90 152 172
24 160 107 120 184 194
20 183 120 147 211 224
16 203 161 180 224 246