The St. Louis Browns had their highest batting average in a season in 1922, with an average of .310.

Interpreted as:

highest batting average in a regular season orioles

	TEAM	AVG	SEASON	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	Browns	.310	1922	154	.604	93	61	5,425	868	1,684	292	94	98	785	471	35	380	136	75	6,130	2,458	484	199				.369	.453	.822
2	Browns	.308	1920	154	.497	76	77	5,359	797	1,650	278	84	50	707	425	38	338	121	78	6,029	2,246	412	207				.363	.419	.782
3	Browns	.303	1921	154	.526	81	73	5,446	835	1,651	246	105	67	720	415	37	402	91	71	6,103	2,308	418	205				.357	.424	.780
4	Browns	.298	1925	154	.536	82	71	5,435	898	1,620	304	68	110	798	497	31	373	85	78	6,106	2,390	482	143				.360	.440	.800
5	Browns	.295	1924	153	.487	74	78	5,222	765	1,539	264	62	67	679	459	35	350	85	85	5,908	2,128	393	192				.356	.408	.763
6	Browns	.285	1937	156	.299	46	108	5,510	715	1,573	327	44	71	682	514	14	510	30	27	6,123	2,201	442	85				.348	.399	.747
7	Browns	.282	1923	154	.487	74	78	5,296	686	1,491	248	62	82	613	439	26	425	64	54	5,970	2,109	392	209				.340	.398	.738
8	Orioles	.281	2004	162	.481	78	84	5,736	842	1,614	319	18	169	803	528	57	949	101	41	6,429	2,476	506	46	62	34	126	.345	.432	.776
9	Browns	.281	1938	156	.362	55	97	5,333	755	1,498	273	36	92	713	589	20	525	51	40	6,048	2,119	401	106				.355	.397	.752
10	Orioles	.279	1999	162	.481	78	84	5,637	851	1,572	299	21	203	804	615	61	890	107	46	6,409	2,522	523	41	55	34	146	.353	.447	.800
11	Browns	.279	1936	155	.375	57	95	5,391	804	1,502	299	66	79	761	625	19	630	62	20	6,107	2,170	444	72				.356	.403	.758
12	Orioles	.277	2006	162	.432	70	92	5,610	768	1,556	288	20	164	727	474	73	878	121	32	6,238	2,376	472	40	41	35	145	.339	.424	.763
13	Browns	.276	1927	155	.386	59	94	5,217	724	1,442	263	59	55	657	449	42	417	90	66	5,900	1,988	377	192				.339	.381	.720
14	Browns	.276	1929	154	.520	79	73	5,175	733	1,427	278	64	46	672	584	25	423	70	48	5,974	1,971	388	190				.352	.381	.733
15	Browns	.276	1932	154	.409	63	91	5,448	735	1,502	274	69	67	684	507	19	528	69	63	6,064	2,115	410	90				.339	.388	.728
16	Browns	.276	1926	155	.403	62	92	5,256	682	1,449	253	78	72	614	437	35	460	64	66	5,931	2,074	403	203				.335	.395	.730
17	Browns	.274	1928	154	.532	82	72	5,219	774	1,432	276	76	63	707	543	29	474	78	43	6,002	2,049	415	211				.346	.393	.739
18	Orioles	.274	1996	163	.543	88	74	5,689	949	1,557	299	29	257	914	645	61	915	76	40	6,493	2,685	585	31	67	49	134	.350	.472	.822
19	Orioles	.273	1998	162	.488	79	83	5,565	817	1,520	303	11	214	783	593	58	903	86	48	6,304	2,487	528	44	44	30	136	.347	.447	.794
20	Orioles	.273	1980	162	.617	100	62	5,585	805	1,523	258	29	156	751	587	21	766	111	38	6,281	2,307	443	42	46	38	158	.342	.413	.755
21	Orioles	.272	2000	162	.457	74	88	5,549	794	1,508	310	22	184	750	558	49	900	126	65	6,237	2,414	516	27	54	34	148	.341	.435	.776
22	Orioles	.272	2007	162	.426	69	93	5,631	756	1,529	306	30	142	718	500	47	939	144	42	6,263	2,321	478	38	47	31	139	.333	.412	.746
23	Orioles	.272	1994	112	.563	63	49	3,856	589	1,047	185	20	139	557	438	39	655	69	13	4,384	1,689	344	16	35	23	89	.349	.438	.787
24	Browns	.271	1948	155	.386	59	94	5,303	671	1,438	251	62	63	625	578	19	571	63	44	6,013	2,002	376	113			131	.345	.378	.722
25	Browns	.271	1931	154	.409	63	91	5,374	720	1,455	286	62	76	666	488	12	578	73	80	5,935	2,093	424	61				.333	.389	.722