Tide TablesHome › Tide tables & water levels › Baltimore, Fort McHenry
Baltimore, Fort McHenry water levels in 2012
Annual rank11 / 123
vs. average18.3 cm
Highest monthly peak1.17 mOctober 2012
Monthly mean vs. previous year
| Month | 2012 (cm) | 2011 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -5.8 | -5.9 | 0.1 | 0.51 |
| Feb | -6.3 | -6.3 | 0.0 | 0.48 |
| Mar | 4.3 | 9.1 | -4.8 | 0.60 |
| Apr | 4.4 | 13.3 | -8.9 | 0.66 |
| May | 16.3 | 25.7 | -9.4 | 0.67 |
| Jun | 23.4 | 19.2 | 4.2 | 0.87 |
| Jul | 16.5 | 18.4 | -1.9 | 0.61 |
| Aug | 20.5 | 18.6 | 1.9 | 0.65 |
| Sep | 14.1 | 30.7 | -16.6 | 0.89 |
| Oct | 16.1 | 18.8 | -2.7 | 1.17 |
| Dec | 8.1 | 2.7 | 5.4 | 0.91 |
Nearby years (cm vs. average)
+9.1
+12.5
+16.1
+16.8
+20.9
+18.3
+15.3
+16.5
+14.2
+16.9
+19.0
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2012 annual mean water level ranked 11 of 123 years (18.3 cm vs. the period average).