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Hampton Roads (Sewells Point) water levels in 2021
Annual rank6 / 98
vs. average23.1 cm
Highest monthly peak1.24 mMay 2021
Monthly mean vs. previous year
| Month | 2021 (cm) | 2020 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 18.8 | 9.5 | 9.3 | 0.93 |
| Feb | 21.0 | 6.3 | 14.7 | 0.94 |
| Mar | 9.3 | 16.2 | -6.9 | 0.97 |
| Apr | 16.5 | 21.9 | -5.4 | 0.92 |
| May | 10.6 | 17.5 | -6.9 | 1.24 |
| Jun | 13.2 | 21.5 | -8.3 | 0.84 |
| Jul | 12.5 | 21.0 | -8.5 | 0.76 |
| Aug | 20.5 | 20.8 | -0.3 | 0.79 |
| Sep | 22.2 | 34.8 | -12.6 | 0.83 |
| Oct | 33.1 | 26.2 | 6.9 | 1.15 |
| Nov | 19.4 | 12.5 | 6.9 | 1.20 |
| Dec | 6.4 | 10.4 | -4.0 | 0.84 |
Nearby years (cm vs. average)
+20.6
+20.1
+22.6
+26.1
+24.4
+23.1
+21.9
+29.2
+30.2
+23.2
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2021 annual mean water level ranked 6 of 98 years (23.1 cm vs. the period average).