The New York Yankees had their lowest batting average in a month in October 1983, with an average of .139.

	TEAM	AVG	MONTH	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS
1	Yankees	.139	October 1983	2	.500	1	1	72	5	10	3	0	1	4	11	0	10	2	0	83	16	4	0	0	0	2	.253	.222	.475
2	Yankees	.152	October 1922	1	.000	0	1	33	1	5	1	0	0	1	5	0	5	0	0	38	6	1	0				.263	.182	.445
3	Yankees	.161	October 2017	1	.000	0	1	31	1	5	1	0	1	1	1	0	8	0	1	32	9	2	0	0	0	0	.188	.290	.478
4	Yankees	.161	October 1990	3	.333	1	2	93	7	15	3	0	1	4	11	0	22	3	1	104	21	4	0	0	1	2	.250	.226	.476
5	Yankees	.164	October 1914	7	.429	3	4	219	17	36	2	3	1	12	22	0	26	13		244	47	6	3				.241	.215	.455
6	Yankees	.170	October 1972	5	.000	0	5	165	7	28	6	0	5	7	10	2	23	0	2	177	49	11	0	0	3	3	.226	.297	.523
7	Yankees	.172	October 1961	1	1.000	1	0	29	1	5	0	0	1	1	1	0	5	0	0	30	8	1	0	0	0	0	.200	.276	.476
8	Yankees	.175	October 1938	2	.500	1	1	63	8	11	3	0	1	6	8	1	5	2		72	17	4	0				.278	.270	.548
9	Yankees	.179	October 2021	3	.333	1	2	95	6	17	2	1	1	6	5	1	28	0	0	101	24	4	0	0	0	3	.228	.253	.480
10	Highlanders	.179	October 1911	5	.000	0	5	145	9	26	2	0	0	8	17	1	36	11		164	28	2	1				.270	.193	.463
11	Yankees	.183	October 2004	3	.333	1	2	93	5	17	4	0	1	5	6	2	21	0	0	101	24	5	0	0	1	4	.248	.258	.506
12	Yankees	.186	April 1968	17	.471	8	9	542	50	101	13	1	9	45	70	1	98	17	4	621	143	23	4	4	3	8	.279	.264	.543
13	Yankees	.188	October 1944	1	.000	0	1	32	2	6	2	1	0	2	1	0	4	1	0	34	10	3	1			1	.212	.313	.525
14	Yankees	.192	March 2011	1	1.000	1	0	26	6	5	1	0	2	6	5	0	8	1	0	34	12	3	2	1	0	0	.313	.462	.774
15	Highlanders	.194	April 1912	12	.167	2	10	387	35	75	6	6	1	32	40	6	53	14		443	96	13	10				.279	.248	.528
16	Yankees	.195	April 1940	10	.400	4	6	328	30	64	4	5	6	25	44	2	44	4		378	96	15	4			6	.294	.293	.587
17	Yankees	.197	October 1978	2	.500	1	1	66	7	13	4	0	2	7	6	0	9	2	0	72	23	6	0	0	0	1	.264	.348	.612
18	Yankees	.197	May 1967	25	.360	9	16	806	75	159	24	2	18	66	83	4	177	6	3	903	241	44	8	2	5	19	.275	.299	.574
19	Yankees	.198	May 1914	26	.423	11	15	802	74	159	24	6	2	57	101	13	129	44		933	201	32	17				.298	.251	.549
20	Yankees	.200	October 1967	1	1.000	1	0	30	4	6	1	0	2	3	3	0	5	3	0	33	13	3	0	0	0	0	.273	.433	.706
21	Yankees	.202	August 1968	36	.543	19	16	1,191	98	241	32	8	23	93	132	6	223	22	10	1,351	358	63	18	4	17	19	.284	.301	.585
22	Highlanders	.207	May 1905	26	.280	7	18	852	83	176	24	8	3	69	67	7	120	45		946	225	35	20				.270	.264	.534
23	Yankees	.208	June 2023	23	.478	11	12	746	88	155	37	2	29	83	59	9	181	9	4	818	283	68	0	4	2	17	.273	.379	.652
24	Yankees	.208	June 1914	27	.231	6	20	847	71	176	17	7	3		94	5	111	44		967	216	27	21				.291	.255	.546
25	Yankees	.209	October 1915	5	.600	3	2	153	14	32	7	1	1	13	14	1	31	4		172	44	9	4				.280	.288	.567