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Port San Luis water levels in 1991
Annual rank38 / 75
vs. average-0.2 cm
Highest monthly peak1.26 mJuly 1991
Monthly mean vs. previous year
| Month | 1991 (cm) | 1990 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -1.5 | -2.8 | 1.3 | 1.26 |
| Feb | 0.3 | -6.9 | 7.2 | 1.18 |
| Mar | -5.8 | -10.1 | 4.3 | 1.02 |
| Apr | -14.6 | -6.1 | -8.5 | 0.94 |
| May | -12.4 | -9.2 | -3.2 | 1.04 |
| Jun | -5.3 | -5.2 | -0.1 | 1.20 |
| Jul | 1.4 | 2.7 | -1.3 | 1.26 |
| Aug | 2.5 | 3.9 | -1.4 | 1.25 |
| Sep | 6.5 | 6.4 | 0.1 | 1.07 |
| Oct | 7.5 | 5.2 | 2.3 | 1.09 |
| Nov | 3.5 | 1.5 | 2.0 | 1.20 |
| Dec | 6.5 | -1.2 | 7.7 | 1.25 |
Nearby years (cm vs. average)
-0.2
+1.1
-2.8
-2.4
-1.1
-0.2
+6.7
+4.4
-0.1
+0.5
-1.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1991 annual mean water level ranked 38 of 75 years (-0.2 cm vs. the period average).