highest team ops in history of any month with more than 20 games

The New York Yankees have the highest OPS by a team with >20 games played in a month, with an OPS of 1.035 in June 1930.

	TEAM	OPS	G	MONTH	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG
1	Yankees	1.035	28	June 1930	.714	20	8	1,043	261	382	64	26	40	245	137	5	99	22		1,219	618	130	34				.366	.442	.593
2	Cardinals	.959	25	April 2000	.680	17	8	858	180	258	48	8	55	176	123	13	204	19	9	1,017	487	111	11	12	6	11	.301	.392	.568
3	Astros	.948	24	July 2017	.625	15	9	870	174	281	71	5	44	169	78	11	167	23	8	974	494	120	1	14	5	19	.323	.380	.568
4	Red Sox	.945	26	June 2003	.615	16	10	974	190	307	79	15	42	185	119	4	148	11	4	1,114	542	136	6	11	15	25	.315	.388	.556
5	Indians	.942	25	April 1997	.480	12	13	898	167	274	57	5	49	159	138	5	140	20	7	1,050	488	111	5	4	12	32	.305	.399	.543
6	Indians	.940	33	July 1936	.656	21	11	1,254	244	442	97	22	34	229	82	4	81	14		1,361	685	153	21				.352	.394	.546
7	Braves	.940	25	June 2023	.840	21	4	880	175	269	41	4	61	168	92	5	176	27	4	987	501	106	0	10	3	22	.306	.371	.569
8	Mariners	.935	27	May 1999	.556	15	12	961	191	296	48	5	58	186	122	4	155	16	9	1,098	528	111	4	7	8	22	.308	.386	.549
9	Giants	.932	26	June 2000	.500	13	13	935	175	289	65	9	44	168	128	9	175	19	4	1,097	504	118	12	13	16	22	.309	.393	.539
10	Cardinals	.931	29	July 1928	.621	18	11	1,022	188	327	77	16	35	181	131	8	81	7		1,197	541	128	36				.320	.401	.529
11	Yankees	.929	28	May 1936	.714	20	8	1,032	218	319	73	21	39	205	137	9	104	15		1,188	551	133	10				.309	.395	.534
12	Yankees	.925	31	July 1927	.774	24	7	1,090	229	351	68	26	34	208	134	6	122	22		1,265	573	128	35				.322	.399	.526
13	Braves	.923	24	July 2006	.583	14	10	861	171	268	53	3	50	164	74	9	175	4	5	962	477	106	12	6	7	23	.311	.369	.554
14	Cubs	.923	27	June 1930	.741	20	7	975	215	319	52	11	38	201	118	6	110	10		1,115	507	101	16				.327	.403	.520
15	Astros	.921	28	August 2019	.679	19	9	987	200	293	69	7	53	191	126	10	195	4	4	1,135	535	129	2	10	7	24	.297	.379	.542
16	Rockies	.918	29	June 1996	.517	15	14	1,040	209	328	65	4	51	199	111	12	210	35	11	1,182	554	120	12	7	9	24	.315	.385	.533
17	Astros	.917	28	September 2000	.571	16	12	987	195	307	60	11	46	190	111	12	190	22	10	1,131	527	117	7	14	11	26	.311	.383	.534
18	Rangers	.916	25	September 2011	.760	19	6	894	166	286	43	5	49	157	78	4	134	25	6	990	486	97	3	11	5	23	.320	.373	.544
19	Tigers	.916	32	August 1937	.613	19	12	1,136	223	358	68	9	49	214	147	5	128	26		1,306	591	126	18				.315	.396	.520
20	Yankees	.916	28	July 2007	.679	19	9	1,008	202	322	65	4	45	195	113	12	171	25	6	1,155	530	114	10	12	7	27	.319	.390	.526
21	Yankees	.916	29	July 1937	.714	20	8	1,042	220	310	66	16	46	207	154	8	101	7		1,215	546	128	11				.298	.392	.524
22	Pirates	.916	25	May 1925	.640	16	9	903	183	302	68	27	15	165	86	7	77	25		1,025	469	110	29				.334	.397	.519
23	Red Sox	.915	29	June 1950	.552	16	13	1,098	245	343	74	9	43	240	157	6	118	7		1,272	564	126	11			25	.312	.401	.514
24	Cardinals	.913	28	June 1925	.679	19	9	979	172	316	57	25	30	163	103	3	72	16		1,106	513	112	21				.323	.389	.524
25	Phillies	.911	25	July 2007	.600	15	10	937	161	294	70	9	37	154	98	16	173	22	4	1,064	493	116	4	9	11	27	.314	.385	.526