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San Juan water levels in 2019
Annual rank8 / 57
vs. average6.5 cm
Highest monthly peak0.59 mOctober 2019
Monthly mean vs. previous year
| Month | 2019 (cm) | 2018 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 3.6 | 4.9 | -1.3 | 0.42 |
| Feb | -0.4 | -1.8 | 1.4 | 0.32 |
| Mar | 3.3 | 2.1 | 1.2 | 0.33 |
| Apr | 3.1 | 1.1 | 2.0 | 0.36 |
| May | 5.7 | 0.1 | 5.6 | 0.41 |
| Jun | 4.1 | 0.6 | 3.5 | 0.43 |
| Jul | 8.7 | 4.0 | 4.7 | 0.44 |
| Aug | 7.3 | 11.0 | -3.7 | 0.45 |
| Sep | 11.8 | 17.0 | -5.2 | 0.46 |
| Oct | 17.2 | 11.8 | 5.4 | 0.59 |
| Nov | 18.1 | 12.7 | 5.4 | 0.52 |
| Dec | 11.4 | 4.0 | 7.4 | 0.51 |
Nearby years (cm vs. average)
+6.8
+10.0
+7.0
+3.0
+4.3
+6.5
+5.0
+4.4
+7.2
+8.2
+4.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2019 annual mean water level ranked 8 of 57 years (6.5 cm vs. the period average).