Season 3 holds the highest collective average score across the series.
Season 3 Details →Lowest score variance (σ = 0.75), maintaining an average of 6.8.
Complete Episode Rating Matrix
Interactive score chart by season and episode number. Darker green indicates higher ratings; amber and red denote lower reception.
| Episode | Season 1 | Season 2 | Season 3 |
|---|---|---|---|
| Ep 1 | 7.0 | 7.0 | 8.0 |
| Ep 2 | 8.0 | 7.0 | 7.0 |
| Ep 3 | 7.0 | 8.0 | 6.0 |
| Ep 4 | 7.0 | 8.0 | 8.0 |
| Ep 5 | 6.0 | 8.0 | – |
| Ep 6 | 7.0 | 6.0 | – |
| Ep 7 | 6.0 | 7.0 | – |
| Ep 8 | 6.0 | 9.0 | – |
| Ep 9 | 6.0 | 8.0 | – |
| Ep 10 | 7.0 | 7.0 | – |
| Ep 11 | 8.0 | 7.0 | – |
| Ep 12 | 6.0 | 7.0 | – |
| Ep 13 | – | 8.0 | – |
| Ep 14 | – | 6.0 | – |
| Ep 15 | – | 7.0 | – |
| Ep 16 | – | 7.0 | – |
| Ep 17 | – | 9.0 | – |
| Ep 18 | – | 7.0 | – |
| Ep 19 | – | 7.0 | – |
| Ep 20 | – | 6.0 | – |
| Ep 21 | – | 6.0 | – |
| Ep 22 | – | 7.0 | – |
| Ep 23 | – | 6.0 | – |
| Ep 24 | – | 7.0 | – |
| Ep 25 | – | 7.0 | – |
| Ep 26 | – | 8.0 | – |
| Season Avg | 6.8 | 7.2 | 7.3 |
Ratings Analysis & Trajectory
Across 3 seasons and 42 episodes, Blue has earned an overall series rating of 7.1 out of 10. The series demonstrates an upward quality trajectory, with later seasons sustaining higher viewer acclaim than its debut.
The single highest-rated hour of television in the series is Season 2, Episode 8 ("On My Own"), rated at an extraordinary 9.0/10 with 1 ratings. Conversely, the lowest-rated installment is Season 3, Episode 3 ("A History of Anxiety"), landing at 6.0/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 11 ("You Lie To Me Too", 8) and Episode 12 ("Give An Old Man A Break", 6), a swing of 2 points.
Top 10 Highest Rated Episodes of Blue
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 2, Ep 8 | On My Own | 9.0 | 1 | Mar 22, 2013 |
| #2 | Season 2, Ep 17 | The Details | 9.0 | 1 | Mar 29, 2013 |
| #3 | Season 1, Ep 2 | Son | 8.0 | 1 | Jun 11, 2012 |
| #4 | Season 1, Ep 11 | You Lie To Me Too | 8.0 | 1 | Jul 2, 2012 |
| #5 | Season 2, Ep 3 | It's Just A Crutch | 8.0 | 1 | Mar 15, 2013 |
| #6 | Season 2, Ep 4 | Everything Is A Test | 8.0 | 1 | Mar 15, 2013 |
| #7 | Season 2, Ep 5 | How Do You Do? | 8.0 | 1 | Mar 15, 2013 |
| #8 | Season 2, Ep 9 | The Truth Hurts | 8.0 | 1 | Mar 22, 2013 |
| #9 | Season 2, Ep 13 | Doubling The Equation | 8.0 | 1 | Mar 22, 2013 |
| #10 | Season 2, Ep 26 | Where Were You? | 8.0 | 1 | Apr 5, 2013 |