Tide TablesHome › Tide tables & water levels › Key West
Key West water levels in 1999
Annual rank16 / 112
vs. average9.6 cm
Highest monthly peak0.62 mOctober 1999
Monthly mean vs. previous year
| Month | 1999 (cm) | 1998 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -0.8 | -8.3 | 7.5 | 0.52 |
| Feb | 3.3 | -4.1 | 7.4 | 0.42 |
| Mar | -6.0 | -4.7 | -1.3 | 0.39 |
| Apr | -0.1 | -5.4 | 5.3 | 0.42 |
| May | -0.5 | -2.1 | 1.6 | 0.44 |
| Jun | -0.3 | -3.1 | 2.8 | 0.44 |
| Jul | 2.8 | 0.5 | 2.3 | 0.46 |
| Aug | 7.1 | 4.8 | 2.3 | 0.46 |
| Sep | 21.0 | 12.0 | 9.0 | 0.57 |
| Oct | 18.6 | 7.8 | 10.8 | 0.62 |
| Nov | 14.0 | 0.5 | 13.5 | 0.59 |
| Dec | 1.5 | -1.7 | 3.2 | 0.42 |
Nearby years (cm vs. average)
+6.0
+8.5
+0.5
+4.7
+4.2
+9.6
+7.5
+3.5
+7.0
+4.6
+5.3
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1999 annual mean water level ranked 16 of 112 years (9.6 cm vs. the period average).