Tom Wilhelmsen career ERA
3.53Career Regular Season
Tom Wilhelmsen has a career ERA of 3.53 over 7 regular seasons.
- Best season on file: 2.27 in 2014.
- Most recent: 4.44 in 2017.
Average of 7 regular seasons, 2011 through 2017. Figures come from ESPN's box scores and were last read on September 22, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2011 |  SEA | 25 | 2 | 0 | 3.31 | 32.2 | 30 | 13 | 1.16 | 0 |
| 2012 | SEA | 73 | 4 | 3 | 2.50 | 79.1 | 87 | 29 | 1.11 | 29 |
| 2013 | SEA | 59 | 0 | 3 | 4.12 | 59.0 | 45 | 33 | 1.32 | 24 |
| 2014 | SEA | 57 | 3 | 2 | 2.27 | 79.1 | 72 | 36 | 1.05 | 1 |
| 2015 | SEA | 53 | 2 | 2 | 3.19 | 62.0 | 60 | 29 | 1.37 | 13 |
| 2016 | TEX/SEA | 50 | 2 | 4 | 6.80 | 46.1 | 28 | 19 | 1.71 | 1 |
| 2017 |  ARI | 27 | 1 | 1 | 4.44 | 26.1 | 17 | 12 | 1.41 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV