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Galveston, Galveston Channel water levels in 2018
Annual rank9 / 122
vs. average37.0 cm
Highest monthly peak0.92 mOctober 2018
Monthly mean vs. previous year
| Month | 2018 (cm) | 2017 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -7.0 | 6.9 | -13.9 | 0.39 |
| Feb | 9.7 | 6.0 | 3.7 | 0.45 |
| Mar | 15.1 | 15.6 | -0.5 | 0.58 |
| Apr | 14.5 | 22.0 | -7.5 | 0.64 |
| May | 14.4 | 16.4 | -2.0 | 0.46 |
| Jun | 11.1 | 27.9 | -16.8 | 0.63 |
| Jul | 6.0 | 10.6 | -4.6 | 0.40 |
| Aug | 19.9 | 26.0 | -6.1 | 0.50 |
| Sep | 33.0 | 29.0 | 4.0 | 0.65 |
| Oct | 42.8 | 40.9 | 1.9 | 0.92 |
| Nov | 16.7 | 22.7 | -6.0 | 0.72 |
| Dec | 10.5 | 7.1 | 3.4 | 0.76 |
Nearby years (cm vs. average)
+30.4
+28.6
+36.3
+44.5
+40.7
+37.0
+45.2
+45.6
+42.6
+40.0
+44.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2018 annual mean water level ranked 9 of 122 years (37.0 cm vs. the period average).