Early Wynn career ERA

• Best season on file: 1.58 in 1941.
• Most recent: 2.28 in 1963.

Average of 23 regular seasons, 1939 through 1963. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Early Wynn 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.
1939	MIN	3	0	2	5.75	20.1	1	10	1.77	0
1941	MIN	5	3	1	1.58	40.0	15	10	1.13	0
1942	MIN	30	10	16	5.12	190.0	58	73	1.68	0
1943	MIN	37	18	12	2.91	256.2	89	83	1.23	0
1944	MIN	33	8	17	3.38	207.2	65	67	1.39	2
1946	MIN	17	8	5	3.11	107.0	36	33	1.36	0
1947	MIN	33	17	15	3.64	247.0	73	90	1.38	0
1948	MIN	33	8	19	5.82	198.0	49	94	1.67	0
1949	CLE	26	11	7	4.15	164.2	62	57	1.48	0
1950	CLE	32	18	8	3.20	213.2	143	101	1.25	0
1951	CLE	37	20	13	3.02	274.1	133	107	1.22	1
1952	CLE	42	23	12	2.90	285.2	153	132	1.30	3
1953	CLE	36	17	12	3.93	251.2	138	107	1.35	0
1954	CLE	40	23	11	2.73	270.2	155	83	1.14	2
1955	CLE	32	17	11	2.82	230.0	122	80	1.25	0
1956	CLE	38	20	9	2.72	277.2	158	91	1.17	2
1957	CLE	40	14	17	4.31	263.0	184	104	1.42	1
1958	CHW	40	14	16	4.13	239.2	179	104	1.33	2
1959	CHW	37	22	10	3.17	255.2	179	119	1.26	0
1960	CHW	36	13	12	3.49	237.1	158	112	1.40	1
1961	CHW	17	8	2	3.51	110.1	64	47	1.22	0
1962	CHW	27	7	15	4.46	167.2	91	56	1.35	0
1963	CLE	20	1	2	2.28	55.1	29	15	1.17	1

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