Hoyt Wilhelm career ERA

• Best season on file: 1.31 in 1967.
• Most recent: 4.62 in 1972.

Average of 21 regular seasons, 1952 through 1972. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Hoyt Wilhelm career ERA, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1952	SF	71	15	3	2.43	159.1	108	57	1.15	11
1953	SF	68	7	8	3.04	145.0	71	77	1.41	15
1954	SF	57	12	4	2.10	111.1	64	52	1.16	7
1955	SF	59	4	1	3.93	103.0	71	40	1.40	0
1956	SF	64	4	9	3.83	89.1	71	43	1.57	8
1957	STL/CLE	42	2	4	4.14	58.2	29	22	1.30	12
1958	CLE/BAL	39	3	10	2.34	131.0	92	45	1.07	5
1959	BAL	32	15	11	2.19	226.0	139	77	1.13	0
1960	BAL	41	11	8	3.31	147.0	107	39	1.12	7
1961	BAL	51	9	7	2.30	109.2	87	41	1.19	18
1962	BAL	52	7	10	1.94	93.0	90	34	1.05	15
1963	CHW	55	5	8	2.64	136.1	111	30	1.00	21
1964	CHW	73	12	9	1.99	131.1	95	30	0.94	27
1965	CHW	66	7	7	1.81	144.0	106	32	0.83	20
1966	CHW	46	5	2	1.66	81.1	61	17	0.82	6
1967	CHW	49	8	3	1.31	89.0	76	34	1.03	12
1968	CHW	72	4	4	1.73	93.2	72	24	0.99	12
1969	LAA/ATL	52	7	7	2.19	78.0	67	22	0.92	14
1970	CHC/ATL	53	6	5	3.40	82.0	68	42	1.40	13
1971	ATL/LAD	12	0	1	2.70	20.0	16	5	0.85	3
1972	LAD	16	0	1	4.62	25.1	9	15	1.38	1

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV