Sandy Koufax ERA in 1963

• 3rd-best of Sandy Koufax's 12 seasons on file; the best is 1.73 in 1966.
• Down 0.66 from 2.54 in 1962.

Lowest of 12 regular seasons, 1955 through 1966. Figures come from ESPN's box scores and were last read on September 22, 2026.

CopyCSV

Sandy Koufax ERA in 1963, 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.
1955	LAD	12	2	2	3.02	41.2	30	28	1.46	0
1956	LAD	16	2	4	4.91	58.2	30	29	1.62	0
1957	LAD	34	5	4	3.88	104.1	122	51	1.28	0
1958	LAD	40	11	11	4.48	158.2	131	105	1.49	1
1959	LAD	35	8	6	4.05	153.1	173	92	1.49	2
1960	LAD	37	8	13	3.91	175.0	197	100	1.33	1
1961	LAD	42	18	13	3.52	255.2	269	96	1.20	1
1962	LAD	28	14	7	2.54	184.1	216	57	1.04	1
1963	LAD	40	25	5	1.88	311.0	306	58	0.87	0
1964	LAD	29	19	5	1.74	223.0	223	53	0.93	1
1965	LAD	43	26	8	2.04	335.2	382	71	0.86	2
1966	LAD	41	27	9	1.73	323.0	317	77	0.98	0

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