The St. Louis Cardinals had their worst record in a month 25 times, with a record of 0-1.

	TEAM	REC	MONTH	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Cardinals	0-1	March 2023	.000	1	0	1	41	9	15	2	0	2	9	6	0	8	1	0	47	23	4	0	0	1	1	.366	.447	.561	1.008
2	Cardinals	0-2	March 2018	.000	2	0	2	67	6	13	1	0	3	6	4	0	27	0	0	71	23	4	0	0	0	0	.194	.239	.343	.583
3	Cardinals	0-1	October 2017	.000	1	0	1	31	1	3	0	0	1	1	2	0	8	0	0	33	6	1	0	0	0	0	.097	.152	.194	.345
4	Cardinals	0-3	October 2015	.000	3	0	3	90	0	12	5	0	0	0	9	1	21	1	0	100	17	5	0	0	0	4	.133	.220	.189	.409
5	Cardinals	0-1	March 2011	.000	1	0	1	40	3	12	0	1	1	3	3	0	5	0	1	44	17	2	1	0	0	4	.300	.349	.425	.774
6	Cardinals	0-1	October 2006	.000	1	0	1	32	3	6	0	0	3	3	1	0	6	0	0	33	15	3	0	0	0	1	.188	.212	.469	.681
7	Cardinals	0-1	October 1995	.000	1	0	1	34	4	10	3	0	0	4	4	0	4	0	0	40	13	3	0	2	0	1	.294	.350	.382	.732
8	Cardinals	0-3	October 1990	.000	3	0	3	105	12	31	7	0	4	12	7	1	24	5	3	114	50	11	1	0	1	4	.295	.345	.476	.821
9	Cardinals	0-1	October 1989	.000	1	0	1	31	1	5	0	0	0	0	1	0	4	2	0	32	5	0	0	0	0	0	.161	.188	.161	.349
10	Cardinals	0-2	October 1988	.000	2	0	2	69	8	17	4	0	2	8	6	1	14	3	1	76	27	6	0	0	0	0	.246	.316	.391	.707
11	Cardinals	0-4	October 1986	.000	4	0	4	130	12	32	5	1	2	12	12	0	22	6	2	147	45	8	2	3	1	3	.246	.303	.346	.650
12	Cardinals	0-1	October 1978	.000	1	0	1	30	1	5	1	1	0	1	0	0	4	1	0	31	8	2	0	1	0	1	.167	.161	.267	.428
13	Cardinals	0-3	October 1976	.000	3	0	3	94	0	17	3	0	0	0	4	0	13	2	1	98	20	3	0	0	0	2	.181	.214	.213	.427
14	Cardinals	0-1	October 1974	.000	1	0	1	33	2	8	1	0	1	2	3	0	4	2	0	36	12	2	0	0	0	2	.242	.306	.364	.669
15	Cardinals	0-1	October 1970	.000	1	0	1	34	5	11	3	0	0	5	2	2	7	1	0	39	14	3	0	1	0	2	.324	.385	.412	.796
16	Cardinals	0-2	October 1960	.000	2	0	2	66	4	13	1	0	0	4	5	0	16	4	1	72	14	1	1	0	0	0	.197	.254	.212	.466
17	Cardinals	0-1	October 1950	.000	1	0	1	38	2	8	1	0	1	2	4	0	3	0	0	44	12	2	2		0	1	.211	.286	.316	.602
18	Cardinals	0-1	October 1939	.000	1	0	1	35	1	8	3	0	1	1	7	0	4	1	0	42	14	4	0			0	.229	.357	.400	.757
19	Cardinals	0-1	October 1933	.000	1	0	1	32	1	6	1	1	0	1	3	0	6	0	0	35	9	2	0			1	.188	.257	.281	.538
20	Cardinals	0-1	October 1921	.000	2	0	1	69	7	18	2	1	0	7	12	0	5	0		83	22	3	2				.261	.370	.319	.689
21	Cardinals	0-4	September 1918	.000	4	0	4	128	11	32	7	4	0		6	0	11	1		138	47	11	4				.250	.284	.367	.651
22	Cardinals	0-1	October 1916	.000	1	0	1	33	3	10	2	0	0		1	0	4	0		36	12	2	2				.303	.324	.364	.687
23	Cardinals	0-4	October 1908	.000	4	0	4	126	8	23	2	2	0		5	3	15	3		136	29	4	2				.183	.231	.230	.462
24	Cardinals	0-2	October 1906	.000	3	0	2	88	3	17	1	0	0		3	0		3		93	18	1	2				.193	.220	.205	.424
25	Cardinals	0-2	October 1902	.000	3	0	2	85	13	28	3	0	0	11	7	0	-26	4		97	31	3	5				.329	.380	.365	.745