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Port O'connor, Matagorda Bay water levels in 2025
Annual rank9 / 10
vs. average-3.8 cm
Highest monthly peak0.67 mOctober 2025
Monthly mean vs. previous year
| Month | 2025 (cm) | 2024 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -1.0 | -2.1 | 1.1 | 0.34 |
| Feb | -0.2 | -3.7 | 3.5 | 0.29 |
| Mar | -1.6 | 12.4 | -14.0 | 0.40 |
| Apr | 9.0 | 11.1 | -2.1 | 0.52 |
| May | 17.6 | 28.3 | -10.7 | 0.48 |
| Jun | 16.9 | 32.4 | -15.5 | 0.53 |
| Jul | 9.1 | – | – | 0.28 |
| Aug | 11.9 | – | – | 0.32 |
| Sep | 24.8 | 35.4 | -10.6 | 0.50 |
| Oct | 33.0 | 35.4 | -2.4 | 0.67 |
| Nov | 12.0 | 31.5 | -19.5 | 0.46 |
| Dec | 4.3 | 9.1 | -4.8 | 0.41 |
Nearby years (cm vs. average)
+3.6
+1.5
-2.3
-1.3
+3.9
-3.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2025 annual mean water level ranked 9 of 10 years (-3.8 cm vs. the period average).