Saint Cloud Normal and Extreme Growing Season

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