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Galveston, Galveston Channel water levels in 2011
Annual rank25 / 122
vs. average23.2 cm
Highest monthly peak0.66 mOctober 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -13.1 | -4.6 | -8.5 | 0.50 |
| Feb | -17.7 | -1.1 | -16.6 | 0.20 |
| Mar | -1.3 | -13.2 | 11.9 | 0.35 |
| Apr | 6.1 | 5.3 | 0.8 | 0.52 |
| May | 11.0 | 11.2 | -0.2 | 0.54 |
| Jun | 6.7 | 12.4 | -5.7 | 0.39 |
| Jul | 3.5 | 24.6 | -21.1 | 0.43 |
| Aug | -0.7 | 10.6 | -11.3 | 0.26 |
| Sep | 4.0 | 32.9 | -28.9 | 0.64 |
| Oct | 10.7 | 9.0 | 1.7 | 0.66 |
| Nov | 6.0 | 6.5 | -0.5 | 0.48 |
| Dec | 5.2 | -10.3 | 15.5 | 0.46 |
Nearby years (cm vs. average)
+17.0
+26.9
+23.6
+28.5
+28.4
+23.2
+29.8
+30.4
+28.6
+36.3
+44.5
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 25 of 122 years (23.2 cm vs. the period average).