Joe DiMaggio had his most RBIs in a month in August 1939, with 53 RBIs.

	NAME	RBI	MONTH	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	PA	TB	XBH	SH	GIDP	AVG	OBP	SLG	OPS
1	Joe DiMaggio J. DiMaggio	53	August 1939	31	131	37	53	7	0	14	19	1	4	0	154	102	21	3	2	.405	.483	.779	1.262
2	Joe DiMaggio J. DiMaggio	44	August 1938	36	155	44	52	10	6	7	16	1	4	0	172	95	23	0		.335	.401	.613	1.014
3	Joe DiMaggio J. DiMaggio	43	July 1937	29	121	40	52	10	6	15	17	1	9	2	139	119	31	0		.430	.504	.983	1.487
4	Joe DiMaggio J. DiMaggio	36	August 1940	26	98	21	38	6	1	8	10	0	1	0	108	70	15	0	4	.388	.444	.714	1.159
5	Joe DiMaggio J. DiMaggio	35	September 1948	28	107	21	43	1	0	10	15	2	4	0	124	74	11	0	2	.402	.484	.692	1.175
6	Joe DiMaggio J. DiMaggio	34	August 1937	30	123	31	42	9	2	8	17	3	9	1	143	79	19	0		.341	.434	.642	1.076
7	Joe DiMaggio J. DiMaggio	33	May 1948	27	104	21	32	3	5	8	13	2	3	0	119	69	16	0	4	.308	.395	.663	1.058
8	Joe DiMaggio J. DiMaggio	33	July 1941	29	120	28	53	11	3	8	16	1	1	1	137	94	22	0	1	.442	.511	.783	1.294
9	Joe DiMaggio J. DiMaggio	33	July 1938	26	109	26	41	6	2	8	14	1	3	2	124	75	16	0		.376	.452	.688	1.140
10	Joe DiMaggio J. DiMaggio	31	August 1948	31	118	28	34	4	1	6	16	1	6	1	135	58	11	0	5	.288	.378	.492	.869
11	Joe DiMaggio J. DiMaggio	30	September 1950	27	105	28	38	8	1	9	22	0	7	0	127	75	18	0	4	.362	.472	.714	1.187
12	Joe DiMaggio J. DiMaggio	30	July 1940	27	114	25	43	5	0	9	12	1	10	1	127	75	14	0	1	.377	.441	.658	1.099
13	Joe DiMaggio J. DiMaggio	30	June 1940	29	110	17	32	4	5	7	12	0	6	0	122	67	16	0	5	.291	.361	.609	.970
14	Joe DiMaggio J. DiMaggio	29	June 1936	26	122	27	42	10	3	6	4	0	5	0	127	76	19	1		.344	.365	.623	.988
15	Joe DiMaggio J. DiMaggio	28	September 1937	34	130	27	37	5	3	7	22	0	11	0	152	69	15	0		.285	.388	.531	.919
16	Joe DiMaggio J. DiMaggio	28	June 1937	26	112	27	35	3	2	10	4	0	4	0	116	72	15	0		.313	.336	.643	.979
17	Joe DiMaggio J. DiMaggio	28	May 1936	26	126	30	48	15	4	4	3	1	8	2	130	83	23	0		.381	.400	.659	1.059
18	Joe DiMaggio J. DiMaggio	27	June 1950	32	119	24	32	7	0	11	16	0	9	0	135	72	18	0	4	.269	.356	.605	.961
19	Joe DiMaggio J. DiMaggio	27	May 1937	28	122	24	43	8	2	5	3	1	3	0	128	70	15	2		.352	.373	.574	.947
20	Joe DiMaggio J. DiMaggio	27	August 1936	30	138	23	48	8	5	9	4	0	5	0	142	93	22	0		.348	.366	.674	1.040
21	Joe DiMaggio J. DiMaggio	26	June 1941	26	106	27	40	9	1	10	9	1	3	0	116	81	20	0	2	.377	.431	.764	1.195
22	Joe DiMaggio J. DiMaggio	26	September 1940	30	113	18	43	10	3	3	12	1	7	0	126	68	16	0	3	.381	.444	.602	1.046
23	Joe DiMaggio J. DiMaggio	26	July 1936	30	130	31	39	7	3	6	11	2	7	1	145	70	16	2		.300	.364	.538	.902
24	Joe DiMaggio J. DiMaggio	25	July 1947	30	116	24	41	4	4	5	11	0	8	1	127	68	13	0	1	.353	.409	.586	.996
25	Joe DiMaggio J. DiMaggio	24	June 1948	28	115	19	34	6	3	8	11	2	7	0	128	70	17	0	2	.296	.367	.609	.976