Tide TablesHome › Tide tables & water levels › San Juan
San Juan water levels in 2017
Annual rank15 / 57
vs. average3.0 cm
Highest monthly peak0.96 mSeptember 2017
Monthly mean vs. previous year
| Month | 2017 (cm) | 2016 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 2.1 | 9.1 | -7.0 | 0.39 |
| Feb | 0.9 | 10.2 | -9.3 | 0.29 |
| Mar | -0.3 | 3.5 | -3.8 | 0.33 |
| Apr | 3.6 | 6.6 | -3.0 | 0.34 |
| May | 1.2 | 9.2 | -8.0 | 0.38 |
| Jun | 2.6 | 6.9 | -4.3 | 0.43 |
| Jul | 4.1 | 7.4 | -3.3 | 0.39 |
| Aug | 9.5 | 5.7 | 3.8 | 0.44 |
| Sep | 7.5 | 8.9 | -1.4 | 0.96 |
| Oct | 5.3 | 14.9 | -9.6 | 0.34 |
| Nov | 10.4 | 11.0 | -0.6 | 0.46 |
| Dec | 5.3 | 6.8 | -1.5 | 0.47 |
Nearby years (cm vs. average)
+7.2
+2.8
+6.8
+10.0
+7.0
+3.0
+4.3
+6.5
+5.0
+4.4
+7.2
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2017 annual mean water level ranked 15 of 57 years (3.0 cm vs. the period average).