Jose Mesa career ERA

• Best season on file: 1.13 in 1995.
• Most recent: 7.11 in 2007.

Average of 19 regular seasons, 1987 through 2007. Figures come from ESPN's box scores and were last read on September 21, 2026.

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Jose Mesa 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.
1987	BAL	6	1	3	6.03	31.1	17	15	1.69	0
1990	BAL	7	3	2	3.86	46.2	24	27	1.37	0
1991	BAL	23	6	11	5.97	123.2	64	62	1.72	0
1992	BAL/CLE	28	7	12	4.59	160.2	62	70	1.49	0
1993	CLE	34	10	12	4.92	208.2	118	62	1.41	0
1994	CLE	51	7	5	3.82	73.0	63	26	1.33	2
1995	CLE	62	3	0	1.13	64.0	58	17	1.03	46
1996	CLE	69	2	7	3.73	72.1	64	28	1.34	39
1997	CLE	66	4	4	2.40	82.1	69	28	1.35	16
1998	SF/CLE	76	8	7	4.57	84.2	63	38	1.52	1
1999	SEA	68	3	6	4.98	68.2	42	40	1.81	33
2000	SEA	66	4	6	5.36	80.2	84	41	1.61	1
2001	PHI	71	3	3	2.34	69.1	59	20	1.23	42
2002	PHI	74	4	6	2.97	75.2	64	39	1.37	45
2003	PHI	61	5	7	6.52	58.0	45	31	1.76	24
2004	PIT	70	5	2	3.25	69.1	37	20	1.41	43
2005	PIT	55	2	8	4.76	56.2	37	26	1.54	27
2006	COL	79	1	5	3.86	72.1	39	36	1.51	1
2007	DET/PHI	56	2	3	7.11	50.2	29	25	1.54	1

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