Felix Hernandez ERA in 2017
4.362017 Regular Season
Felix Hernandez posted a 4.36 ERA in the 2017 regular season.
- 12th-best of Felix Hernandez's 15 seasons on file; the best is 2.14 in 2014.
- Up 0.54 from 3.82 in 2016.
Figures come from ESPN's box scores and were last read on September 23, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2005 |  SEA | 12 | 4 | 4 | 2.67 | 84.1 | 77 | 23 | 1.00 | 0 |
| 2006 | SEA | 31 | 12 | 14 | 4.52 | 191.0 | 176 | 60 | 1.34 | 0 |
| 2007 | SEA | 30 | 14 | 7 | 3.92 | 190.1 | 165 | 53 | 1.38 | 0 |
| 2008 | SEA | 31 | 9 | 11 | 3.45 | 200.2 | 175 | 80 | 1.39 | 0 |
| 2009 | SEA | 34 | 19 | 5 | 2.49 | 238.2 | 217 | 71 | 1.14 | 0 |
| 2010 | SEA | 34 | 13 | 12 | 2.27 | 249.2 | 232 | 70 | 1.06 | 0 |
| 2011 | SEA | 33 | 14 | 14 | 3.47 | 233.2 | 222 | 67 | 1.22 | 0 |
| 2012 | SEA | 33 | 13 | 9 | 3.06 | 232.0 | 223 | 56 | 1.14 | 0 |
| 2013 | SEA | 31 | 12 | 10 | 3.04 | 204.1 | 216 | 46 | 1.13 | 0 |
| 2014 | SEA | 34 | 15 | 6 | 2.14 | 236.0 | 248 | 46 | 0.92 | 0 |
| 2015 | SEA | 31 | 18 | 9 | 3.53 | 201.2 | 191 | 58 | 1.18 | 0 |
| 2016 | SEA | 25 | 11 | 8 | 3.82 | 153.1 | 122 | 65 | 1.32 | 0 |
| 2017 | SEA | 16 | 6 | 5 | 4.36 | 86.2 | 78 | 26 | 1.29 | 0 |
| 2018 | SEA | 29 | 8 | 14 | 5.55 | 155.2 | 125 | 59 | 1.40 | 0 |
| 2019 | SEA | 15 | 1 | 8 | 6.40 | 71.2 | 57 | 25 | 1.53 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV