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Vaca Key, USCg Station, Florida Bay water levels in 2021
Annual rank9 / 49
vs. average8.8 cm
Highest monthly peak0.56 mNovember 2021
Monthly mean vs. previous year
| Month | 2021 (cm) | 2020 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 5.1 | 9.1 | -4.0 | 0.36 |
| Feb | 6.0 | 4.1 | 1.9 | 0.37 |
| Mar | 9.4 | 2.6 | 6.8 | 0.33 |
| Apr | 9.8 | 8.5 | 1.3 | 0.34 |
| May | 6.5 | 10.8 | -4.3 | 0.37 |
| Jun | 4.8 | 13.5 | -8.7 | 0.32 |
| Jul | 8.3 | 13.1 | -4.8 | 0.40 |
| Aug | 16.6 | 17.4 | -0.8 | 0.42 |
| Sep | 20.6 | 27.3 | -6.7 | 0.43 |
| Oct | 24.1 | 30.8 | -6.7 | 0.50 |
| Nov | 26.2 | 24.5 | 1.7 | 0.56 |
| Dec | 16.3 | 10.4 | 5.9 | 0.45 |
Nearby years (cm vs. average)
+9.0
+7.5
+5.2
+13.8
+10.3
+8.8
+14.5
+14.9
+11.7
+8.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2021 annual mean water level ranked 9 of 49 years (8.8 cm vs. the period average).