mlb teams with best record in september all-time

The Chicago Whales have the best record by a team in the month of September, with a record of 34-18.

	TEAM	REC	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Whales	34-18	.654	56	34	18	1,781	233	472	64	27	15	203	196	8		65		2,053	635	106	68				.265	.341	.357	.697
2	Blues	33-20	.623	56	33	20	1,834	229	477	56	25	11	185	139	9		86		2,027	616	92	45				.260	.315	.336	.651
3	Yankees	1895-1378	.579	3,293	1,895	1,378	111,058	15,429	29,006	4,756	916	2,819		11,549	823		2,042	424	125,470	44,051	8,491	1,603	503	487	1,746	.261	.334	.397	.731
4	Giants	2035-1742	.539	3,828	2,035	1,742		17,248										492			8,297		491	659	1,678		.327		.712
5	Dodgers	2009-1749	.535	3,798	2,009	1,749		16,822										572			7,937		514	648	1,676		.324		.701
6	Cardinals	1838-1720	.517	3,596	1,838	1,720		15,619										652			8,218		557	639	1,737		.325		.704
7	Guardians	1716-1568	.523	3,311	1,716	1,568	112,357	14,691	29,604	5,199	942	2,287		10,414	839		2,094	557	125,907	43,548	8,428	1,865	580	430	1,719	.263	.329	.388	.717
8	Terriers	28-26	.519	57	28	26	1,803	224	470	72	26	7	185	209	17		70		2,119	615	105	90				.261	.343	.341	.684
9	Blue Jays	656-620	.514	1,276	656	620	43,419	5,733	11,071	2,181	255	1,306	5,396	4,026	398	8,501	751	287	48,440	17,680	3,742	250	347	240	977	.255	.322	.407	.729
10	Astros	849-821	.508	1,671	849	821	56,675	6,983	14,340	2,599	351	1,377	6,562	5,293	470	10,603	1,169	478	63,555	21,772	4,327	691	426	540	1,213	.253	.320	.384	.704
11	Red Sox	1673-1629	.507	3,326	1,673	1,629	113,390	14,938	29,865	5,410	953	2,239		11,245	809		1,693	420	127,727	43,898	8,602	1,773	543	479	1,929	.263	.333	.387	.720
12	Pirates	1912-1890	.503	3,841	1,912	1,890		16,835										535			8,128		536	658	1,673		.326		.703
13	Tigers	1663-1644	.503	3,330	1,663	1,644	113,087	14,975	29,914	4,798	1,070	2,330		10,987	747		2,000	436	127,066	43,842	8,198	1,947	507	405	1,848	.265	.332	.388	.720
14	Reds	1871-1869	.500	3,784	1,871	1,869		16,252										529			7,891		482	564	1,644		.321		.694
15	White Sox	1644-1646	.500	3,319	1,644	1,646	112,059	14,142	29,144	4,708	940	1,989		10,591	901		2,444	593	126,209	41,699	7,637	2,118	540	386	1,830	.260	.327	.372	.700
16	Nationals	768-775	.498	1,543	768	775	52,103	6,460	13,155	2,544	352	1,264	6,067	4,917	398	10,147	1,152	483	58,498	20,195	4,160	686	394	557	1,084	.252	.319	.388	.707
17	Cubs	1925-1903	.503	3,871	1,925	1,903		17,213										477			7,933		477	583	1,667		.320		.695
18	Rebels	27-28	.491	55	27	28	1,756	204	458	57	30	10	172	145	12		62		1,983	605	97	70				.261	.321	.345	.666
19	Twins	1615-1704	.487	3,336	1,615	1,704	112,954	14,149	29,318	4,780	1,071	1,853		10,617	884		2,185	521	126,525	41,799	7,704	1,695	542	417	1,831	.260	.327	.370	.697
20	Brewers	729-774	.485	1,504	729	774	50,878	6,563	12,857	2,425	288	1,424	6,208	5,034	425	10,109	1,041	424	57,258	20,130	4,137	526	395	354	1,088	.253	.323	.396	.719
21	Braves	1929-1929	.500	3,914	1,929	1,929		16,883										486			7,643		504	626	1,693		.318		.685
22	Royals	739-790	.483	1,529	739	790	52,379	6,678	13,736	2,500	406	1,208	6,300	4,469	400	9,439	1,294	478	58,081	20,672	4,114	381	452	299	1,159	.262	.322	.395	.717
23	Mariners	613-656	.483	1,269	613	656	43,395	5,581	11,098	2,118	208	1,270	5,297	4,145	413	8,558	854	345	48,618	17,442	3,596	324	341	264	970	.256	.324	.402	.726
24	Tip-Tops	28-30	.483	59	28	30	1,950	245	515	75	29	16	210	163	18		77		2,191	696	120	60				.264	.327	.357	.684
25	Rockies	399-434	.479	833	399	434	28,720	4,308	7,827	1,513	226	978	4,089	2,652	273	6,510	517	216	32,206	12,726	2,717	346	215	204	655	.273	.337	.443	.781