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Naples (outer coast) water levels in 2009
Annual rank12 / 56
vs. average4.3 cm
Highest monthly peak0.81 mJune 2009
Monthly mean vs. previous year
| Month | 2009 (cm) | 2008 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -14.1 | -8.8 | -5.3 | 0.50 |
| Feb | -13.1 | -9.8 | -3.3 | 0.49 |
| Mar | -1.4 | -9.1 | 7.7 | 0.66 |
| Apr | -0.6 | 2.2 | -2.8 | 0.56 |
| May | 3.8 | 4.8 | -1.0 | 0.63 |
| Jun | 11.7 | 2.7 | 9.0 | 0.81 |
| Jul | 10.6 | 11.1 | -0.5 | 0.66 |
| Aug | 12.7 | 15.0 | -2.3 | 0.71 |
| Sep | 25.8 | 24.9 | 0.9 | 0.79 |
| Oct | 18.9 | 16.2 | 2.7 | 0.72 |
| Nov | 14.6 | 6.9 | 7.7 | 0.69 |
| Dec | 6.5 | -5.7 | 12.2 | 0.74 |
Nearby years (cm vs. average)
+0.2
+2.8
+0.4
+1.9
+2.2
+4.3
+1.4
+1.7
+8.2
+6.6
+7.9
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2009 annual mean water level ranked 12 of 56 years (4.3 cm vs. the period average).