Bill Buckner has the highest career batting average with 50+ at-bats on August 19, with an average of .446.

Interpreted as:

most ba by a player august 19-25, minimum 50 ab

	NAME	AVG	AB	G	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS
1	Bill Buckner B. Buckner	.446	65	16	10	29	5	0	5	20	0	0	6	0	0	66	49	10	0	1	0	5	.439	.754	1.193
2	Yadier Molina Y. Molina	.423	52	13	7	22	4	0	4	10	2	0	0	0	0	55	38	8	1	0	0	0	.444	.731	1.175
3	Al Simmons A. Simmons	.413	63	15	13	26	6	1	1	14	6	0	5	0		72	37	8	3			0	.464	.587	1.051
4	Dwight Evans D. Evans	.396	53	16	11	21	2	1	3	6	12	2	7	1	0	68	34	6	1	0	0	0	.522	.642	1.164
5	Ray Durham R. Durham	.389	54	13	14	21	5	1	2	10	2	0	5	4	0	57	34	8	0	1	0	1	.404	.630	1.033
6	Lou Gehrig L. Gehrig	.383	60	16	7	23	5	1	2	7	14	0	9	0		75	36	8	1				.500	.600	1.100
7	Honus Wagner H. Wagner	.380	50	13	8	19	2	1	1		2	1	2	2		55	26	4	2				.415	.520	.935
8	Babe Ruth B. Ruth	.377	61	20	15	23	5	1	4	14	16	1	6	0		79	42	10	1				.513	.689	1.201
9	Joe Sewell J. Sewell	.375	56	14	12	21	4	2	0	5	6	0	1	0		63	29	6	1				.435	.518	.953
10	Edd Roush E. Roush	.373	59	14	9	22	1	1	2	10	0	1	3	4		62	31	4	2				.383	.525	.909
11	Jose Altuve J. Altuve	.373	51	12	5	19	3	0	1	6	5	0	8	2	1	56	25	4	0	0	0	3	.429	.490	.919
12	Ichiro Suzuki I. Suzuki	.373	51	14	10	19	0	1	3	7	1	0	5	1	1	53	30	4	1	0	0	0	.385	.588	.973
13	Rudy York R. York	.373	51	13	12	19	2	2	5	19	6	0	7	1		57	40	9	0			0	.439	.784	1.223
14	Bill Dickey B. Dickey	.367	60	15	4	22	5	0	0	13	3	0	3	0		63	27	5	0			0	.397	.450	.847
15	Stan Musial S. Musial	.362	69	21	11	25	3	0	2	6	16	1	5	0	0	86	34	5	0	0	1	2	.488	.493	.981
16	High Pockets Kelly H. Pockets Kelly	.360	50	12	4	18	1	3	0	10	3	0	2	0		54	25	4	1				.396	.500	.896
17	Al Oliver A. Oliver	.353	51	13	9	18	3	0	3	5	3	0	4	2	0	54	30	6	0	0	0	3	.389	.588	.977
18	Shin-Soo Choo S. Choo	.352	54	13	9	19	2	0	2	5	7	1	12	3	1	62	27	4	0	0	1	2	.435	.500	.935
19	Billy Williams B. Williams	.352	54	14	9	19	3	1	2	11	8	0	7	0	0	62	30	6	0	0	2	2	.435	.556	.991
20	Adrian Beltre A. Beltre	.351	57	16	16	20	3	0	5	10	11	1	6	1	1	70	38	8	0	1	3	0	.457	.667	1.124
21	Heinie Manush H. Manush	.351	57	18	8	20	7	1	1	9	6	2	3	2		66	32	9	1				.431	.561	.992
22	Charlie Gehringer C. Gehringer	.347	75	19	22	26	8	2	1	16	9	0	5	2		85	41	11	1			0	.417	.547	.963
23	Earl Averill E. Averill	.346	52	13	16	18	4	2	3	16	8	0	3	0		61	35	9	1			0	.433	.673	1.106
24	Marty McManus M. McManus	.346	52	15	12	18	5	1	2	9	7	1	1	1		61	31	8	1				.433	.596	1.029
25	Ty Cobb T. Cobb	.346	81	21	12	28	6	1	0	15	9	0		6		93	36	7	3				.411	.444	.856