Michael Wacha ERA in 2025

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3.862025 Regular Season

Michael Wacha posted a 3.86 ERA in the 2025 regular season.

• 9th-best of Michael Wacha's 14 seasons on file; the best is 2.78 in 2013.
• Up 0.51 from 3.35 in 2024.

Average of 14 regular seasons, 2013 through 2026. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Michael Wacha ERA in 2025, 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.
2013	STL	15	4	1	2.78	64.2	65	19	1.10	0
2014	STL	19	5	6	3.20	107.0	94	33	1.20	0
2015	STL	30	17	7	3.38	181.1	153	58	1.21	0
2016	STL	27	7	7	5.09	138.0	114	45	1.48	0
2017	STL	30	12	9	4.13	165.2	158	55	1.36	0
2018	STL	15	8	2	3.20	84.1	71	36	1.23	0
2019	STL	29	6	7	4.76	126.2	104	55	1.56	0
2020	NYM	8	1	4	6.62	34.0	37	7	1.56	0
2021	TB	30	3	5	5.05	124.2	121	31	1.31	0
2022	BOS	23	11	2	3.32	127.1	104	31	1.12	0
2023	SD	24	14	4	3.22	134.1	124	43	1.16	0
2024	KC	29	13	8	3.35	166.2	145	45	1.19	0
2025	KC	31	10	13	3.86	172.2	126	45	1.22	0
2026	KC	31	9	9	3.33	194.1	154	53	1.11	0

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