Saint Cloud Historical Growing Season Data
from Midwest Climate Center

Growing Season Summary
Station: 217294 ST CLOUD WSO AP, MN

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 22 182 526 765 935 856 537 222 23 0 4074
GDD
Base 45
0 0 7 100 378 615 780 701 392 125 8 0 3109
GDD
Base 50
0 0 2 49 245 465 625 546 259 59 2 0 2255
GDD
Base 55
0 0 0 21 139 321 470 392 150 22 0 0 1518
GDD
Base 60
0 0 0 7 68 192 318 247 75 7 0 0 915
MGDD*
Base 50
0 1 18 129 330 485 612 551 329 142 17 0 2618

*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 5/18 4/24 5/01 5/27 6/01 9/22 9/01 9/14 10/06 10/09
30 5/07 4/11 4/25 5/21 5/27 9/28 9/01 9/19 10/11 10/16
28 4/30 4/11 4/22 5/17 5/20 10/01 9/03 9/21 10/15 10/31
24 4/20 3/24 4/03 5/02 5/13 10/10 9/21 9/26 10/31 11/04
20 4/06 3/21 3/24 4/13 4/20 10/28 9/22 10/06 11/06 11/10
16 3/29 2/26 3/14 4/10 4/20 11/04 10/02 10/15 11/18 11/23

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

Base
Temp
F
Median Shortest 10% 90% Longest
32 133 99 113 152 157
30 145 118 126 160 166
28 156 120 129 169 190
24 177 140 156 201 224
20 208 167 177 220 232
16 217 177 192 244 251