Babe Ruth has the best wOBA in a season, with a wOBA of .597 in 1920.

Interpreted as:

highest woba with a minimum of 3.1 PA per team game by a player percentage MLB season

	NAME	WOBA	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WRC+	BRAA
1	Babe Ruth B. Ruth	.597	1920	NYY	142	458	158	172	36	9	54	135	150	3	80	14	14	616	388	99	5				.376	.532	.847	1.379	191	120.9	237	110.5
2	Babe Ruth B. Ruth	.575	1921	NYY	152	540	177	204	44	16	59	168	145	4	81	17	13	693	457	119	4				.378	.512	.846	1.359	214	127.8	224	118.7
3	Babe Ruth B. Ruth	.571	1923	NYY	152	522	151	205	45	13	41	130	170	4	93	17	21	699	399	99	3				.393	.545	.764	1.309	211	124.7	230	120.4
4	Ted Williams T. Williams	.568	1941	BSA	143	456	135	185	33	3	37	120	147	3	27	2	4	606	335	73	0			10	.406	.553	.735	1.287	179	108.8	221	96.9
5	Babe Ruth B. Ruth	.551	1926	NYY	152	495	139	184	30	5	47	153	144	3	76	11	9	652	365	82	10				.372	.516	.737	1.253	184	105.6	216	100.6
6	Babe Ruth B. Ruth	.549	1924	NYY	153	529	143	200	39	7	46	124	142	4	81	9	13	681	391	92	6				.378	.513	.739	1.252	193	109.2	210	102
7	Babe Ruth B. Ruth	.545	1927	NYY	151	540	158	192	29	8	60	165	137	0	89	7	6	691	417	97	14				.356	.486	.772	1.258	195	109.9	212	104.8
8	Barry Bonds B. Bonds	.544	2002	SFG	143	403	117	149	31	2	46	110	198	9	47	9	2	612	322	79	0	2	68	4	.370	.582	.799	1.381	183	110	244	109.9
9	Rogers Hornsby R. Hornsby	.540	1925	SLN	138	504	133	203	41	10	39	143	83	2	39	5	3	605	381	90	16				.403	.489	.756	1.245	173	94.1	208	90.1
10	Lou Gehrig L. Gehrig	.540	1927	NYY	155	584	149	218	52	18	47	173	109	3	84	10	8	717	447	117	21				.373	.474	.765	1.240	199	110.9	209	105.6
11	Rogers Hornsby R. Hornsby	.537	1924	SLN	143	536	121	227	43	14	25	94	89	2	32	5	12	640	373	82	13				.424	.507	.696	1.203	175	96.7	221	95.9
12	Barry Bonds B. Bonds	.537	2004	SFG	147	373	129	135	27	3	45	101	232	9	41	6	1	617	303	75	0	3	120	5	.362	.609	.812	1.422	185	108	233	105.7
13	Barry Bonds B. Bonds	.537	2001	SFG	153	476	129	156	32	2	73	137	177	9	93	13	3	664	411	107	0	2	35	5	.328	.515	.863	1.379	200	117.7	234	116.6
14	Hugh Duffy H. Duffy	.526	1894	BSN	125	539	160	237	51	16	18	145	66	1	15	48		616	374	85	10				.440	.502	.694	1.196	203	91.3	169	80.7
15	Babe Ruth B. Ruth	.525	1931	NYY	145	534	149	199	31	3	46	162	128	1	51	5	4	663	374	80	0				.373	.495	.700	1.195	181	98.6	206	95.1
16	Ted Williams T. Williams	.525	1946	BSA	150	514	142	176	37	8	38	123	156	2	44	0	0	672	343	83	0			12	.342	.497	.667	1.164	166	95.8	214	87.5
17	Tip O'Neill T. O'Neill	.525	1887	STL	124	517	167	225	52	19	14	123	50	5	20	30		572	357	85					.435	.490	.691	1.180	191	96.4	190	88.9
18	Ted Williams T. Williams	.524	1957	BOS	132	420	96	163	28	1	38	87	119	5	43	0	1	546	307	67	0	2	33	11	.388	.526	.731	1.257	148	87.3	223	79
19	Ted Williams T. Williams	.524	1942	BSA	150	522	141	186	34	5	36	137	145	4	51	3	2	671	338	75	0			12	.356	.499	.648	1.147	168	96.2	209	86.5
20	Jimmie Foxx J. Foxx	.522	1932	PHA	154	585	151	213	33	9	58	169	116	0	96	3	7	701	438	100	0				.364	.469	.749	1.218	193	105.6	198	95.8
21	Rogers Hornsby R. Hornsby	.520	1922	SLN	154	623	141	250	46	14	42	152	65	1	50	17	12	704	450	102	15				.401	.459	.722	1.181	186	97.8	197	92.7
22	Babe Ruth B. Ruth	.517	1930	NYY	145	518	150	186	28	9	49	153	136	1	61	10	10	676	379	86	21				.359	.493	.732	1.225	192	97	204	100.6
23	Lou Gehrig L. Gehrig	.512	1936	NYY	155	579	167	205	37	7	49	152	130	7	46	3	4	719	403	93	3				.354	.478	.696	1.174	192	97.6	178	85.8
24	Stan Musial S. Musial	.512	1948	SLN	155	611	135	230	46	18	39	131	79	3	34	7		694	429	103	1			18	.376	.450	.702	1.152	174	92.3	201	86.4
25	Lou Gehrig L. Gehrig	.511	1934	NYY	154	579	128	210	40	6	49	166	109	2	31	9	5	690	409	95	0				.363	.465	.706	1.172	182	94.8	194	90.9