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Nantucket water levels in 2020
Annual rank8 / 60
vs. average11.0 cm
Highest monthly peak1.35 mMarch 2020
Monthly mean vs. previous year
| Month | 2020 (cm) | 2019 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 12.8 | 10.7 | 2.1 | 0.95 |
| Feb | 7.3 | 1.0 | 6.3 | 1.13 |
| Mar | 11.5 | 5.5 | 6.0 | 1.35 |
| Apr | 20.4 | 6.7 | 13.7 | 1.31 |
| May | 7.4 | 14.9 | -7.5 | 1.02 |
| Jun | 15.4 | 17.3 | -1.9 | 0.99 |
| Jul | 17.8 | 19.0 | -1.2 | 1.01 |
| Aug | 17.1 | 19.0 | -1.9 | 0.90 |
| Sep | 14.6 | 17.8 | -3.2 | 1.26 |
| Oct | 12.4 | 25.6 | -13.2 | 1.01 |
| Nov | 9.9 | 20.3 | -10.4 | 0.97 |
| Dec | 13.9 | 13.6 | 0.3 | 1.32 |
Nearby years (cm vs. average)
+4.3
+8.8
+10.1
+9.4
+11.9
+11.0
+12.5
+11.1
+18.2
+18.1
+13.4
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2020 annual mean water level ranked 8 of 60 years (11.0 cm vs. the period average).