MIDWEST CLIMATE: CLIMATE SUMMARIES

Growing Season Summary for Station USW00014898 - GREEN BAY A S INTL AP, WI

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
GDD Base 40	0	1	29	171	466	741	902	846	576	245	46	3	4026
GDD Base 45	0	0	13	92	321	591	747	691	429	140	17	1	3042
GDD Base 50	0	0	5	43	196	442	592	536	290	70	5	0	2180
GDD Base 60	0	0	0	7	46	175	285	234	85	10	0	0	843
MGDD* Base 50	0	1	18	104	268	456	587	539	338	129	22	1	2464

*Modified Growing Degree Days: Base 50 Ceiling 86.

Growing Season Summary - Derived from 1981-2010 Averages

	DATE OF LAST SPRING OCCURRENCE						DATE OF FIRST FALL OCCURANCE
Base Temp °F	Median	Early	90%	10%	Late	.	Median	Early	90%	10%	Late
36	05/18	04/16	06/02	05/01	06/16	.	09/25	09/03	09/13	10/05	10/26
32	05/05	04/08	05/21	04/21	06/06	.	10/03	09/12	09/22	10/16	11/08
28	04/24	03/27	05/08	04/07	05/16	.	10/15	09/19	10/01	11/01	11/11
24	04/10	03/09	04/26	03/28	05/10	.	10/29	09/29	10/11	11/14	12/04
20	04/01	03/01	04/15	03/17	04/30	.	11/10	10/17	10/25	11/25	12/09
16	03/23	02/25	04/05	03/10	04/30	.	11/21	10/21	11/05	12/04	11/19

 

Length of Growing Season (Days) - Derived from 1981-2010 Normals
*Annual/seasonal totals may differ from the sum of the monthly totals due to rounding

Base Temp °F	Median	Shortest	10%	90%	Longest
36	127	88	109	147	167
32	150	117	130	169	200
28	173	126	152	195	218
24	200	163	178	221	250
20	222	189	201	243	266
16	127	163	221	261	250

^Top