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Charleston water levels in 2017
Annual rank9 / 54
vs. average4.9 cm
Highest monthly peak1.99 mFebruary 2017
Monthly mean vs. previous year
| Month | 2017 (cm) | 2016 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 22.2 | 30.5 | -8.3 | 1.92 |
| Feb | 27.4 | 12.9 | 14.5 | 1.99 |
| Mar | 12.3 | 20.4 | -8.1 | 1.46 |
| Apr | 7.8 | -3.4 | 11.2 | 1.50 |
| May | -6.4 | -9.1 | 2.7 | 1.50 |
| Jun | -3.2 | -6.8 | 3.6 | 1.58 |
| Jul | -8.1 | -9.3 | 1.2 | 1.42 |
| Aug | 0.6 | -2.6 | 3.2 | 1.37 |
| Sep | 2.0 | -3.6 | 5.6 | 1.35 |
| Oct | -4.5 | 15.6 | -20.1 | 1.39 |
| Nov | 13.3 | 25.8 | -12.5 | 1.57 |
| Dec | 0.1 | 8.0 | -7.9 | 1.58 |
Nearby years (cm vs. average)
+2.2
-6.5
+5.2
+6.0
+6.2
+4.9
+0.4
+3.9
-1.3
-0.1
+0.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2017 annual mean water level ranked 9 of 54 years (4.9 cm vs. the period average).