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Port San Luis water levels in 1999
Annual rank67 / 75
vs. average-5.1 cm
Highest monthly peak1.24 mJuly 1999
Monthly mean vs. previous year
| Month | 1999 (cm) | 1998 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -5.4 | 14.0 | -19.4 | 1.15 |
| Feb | -12.2 | 8.8 | -21.0 | 0.82 |
| Mar | -10.6 | 0.6 | -11.2 | 0.79 |
| Apr | -11.8 | -8.0 | -3.8 | 0.90 |
| May | -8.6 | -4.8 | -3.8 | 1.04 |
| Jun | -4.3 | -1.8 | -2.5 | 1.12 |
| Jul | 0.8 | 5.4 | -4.6 | 1.24 |
| Aug | -1.1 | 9.8 | -10.9 | 1.11 |
| Sep | 1.8 | 9.6 | -7.8 | 1.00 |
| Oct | -2.9 | 0.5 | -3.4 | 1.00 |
| Nov | -6.1 | -2.4 | -3.7 | 1.04 |
| Dec | -9.0 | -11.2 | 2.2 | 1.17 |
Nearby years (cm vs. average)
-0.1
+0.5
-1.8
+6.7
+2.4
-5.1
-2.8
-1.3
-1.3
+0.5
+1.3
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1999 annual mean water level ranked 67 of 75 years (-5.1 cm vs. the period average).