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Philadelphia, US Coast Guard Station, Pa. water levels in 2012
Annual rank15 / 36
vs. average2.0 cm
Highest monthly peak2.18 mOctober 2012
Monthly mean vs. previous year
| Month | 2012 (cm) | 2011 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -3.7 | -9.3 | 5.6 | 1.59 |
| Feb | -6.3 | -9.5 | 3.2 | 1.14 |
| Mar | 0.3 | 16.8 | -16.5 | 1.30 |
| Apr | 3.7 | 18.2 | -14.5 | 1.22 |
| May | 13.7 | 28.5 | -14.8 | 1.39 |
| Jun | 21.3 | 20.3 | 1.0 | 1.68 |
| Jul | 13.2 | 16.9 | -3.7 | 1.39 |
| Aug | 14.6 | 27.0 | -12.4 | 1.42 |
| Sep | 10.0 | 42.3 | -32.3 | 1.50 |
| Oct | 17.3 | 24.4 | -7.1 | 2.18 |
| Nov | 7.7 | 10.5 | -2.8 | 1.34 |
| Dec | 6.9 | 7.0 | -0.1 | 2.09 |
Nearby years (cm vs. average)
-5.6
-1.2
+2.6
+3.2
+9.9
+2.0
-1.1
+1.1
-2.8
-0.1
+2.4
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2012 annual mean water level ranked 15 of 36 years (2.0 cm vs. the period average).