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Wilmington water levels in 2021
Annual rank6 / 88
vs. average16.9 cm
Highest monthly peak1.22 mNovember 2021
Monthly mean vs. previous year
| Month | 2021 (cm) | 2020 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 17.8 | 4.2 | 13.6 | 1.21 |
| Feb | 22.3 | 16.0 | 6.3 | 1.11 |
| Mar | 12.9 | 7.5 | 5.4 | 1.07 |
| Apr | 14.7 | 16.5 | -1.8 | 1.11 |
| May | 4.4 | 15.3 | -10.9 | 1.05 |
| Jun | 11.2 | 27.5 | -16.3 | 1.03 |
| Jul | 16.2 | 18.3 | -2.1 | 1.12 |
| Aug | 18.4 | 24.4 | -6.0 | 1.04 |
| Sep | 20.3 | 28.6 | -8.3 | 1.03 |
| Oct | 20.6 | 30.0 | -9.4 | 1.07 |
| Nov | 15.9 | 25.1 | -9.2 | 1.22 |
| Dec | 6.2 | 11.9 | -5.7 | 1.03 |
Nearby years (cm vs. average)
+17.6
+10.5
+16.9
+19.1
+20.6
+16.9
+15.5
+20.6
+21.2
+13.0
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 88 years (16.9 cm vs. the period average).