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Baltimore, Fort McHenry water levels in 2015
Annual rank20 / 123
vs. average14.2 cm
Highest monthly peak0.88 mOctober 2015
Monthly mean vs. previous year
| Month | 2015 (cm) | 2014 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -15.0 | -10.5 | -4.5 | 0.50 |
| Feb | -13.6 | -10.0 | -3.6 | 0.68 |
| Mar | -12.3 | -4.0 | -8.3 | 0.39 |
| Apr | 2.0 | 11.3 | -9.3 | 0.73 |
| May | 3.9 | 16.1 | -12.2 | 0.54 |
| Jun | 16.1 | 21.1 | -5.0 | 0.69 |
| Jul | 20.9 | 15.2 | 5.7 | 0.71 |
| Aug | 18.5 | 22.1 | -3.6 | 0.84 |
| Sep | 22.7 | 20.1 | 2.6 | 0.76 |
| Oct | 17.9 | 19.9 | -2.0 | 0.88 |
| Nov | 5.3 | -2.6 | 7.9 | 0.78 |
| Dec | 7.0 | 1.2 | 5.8 | 0.62 |
Nearby years (cm vs. average)
+16.8
+20.9
+18.3
+15.3
+16.5
+14.2
+16.9
+19.0
+20.7
+24.2
+22.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2015 annual mean water level ranked 20 of 123 years (14.2 cm vs. the period average).