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Port San Luis water levels in 1990
Annual rank44 / 75
vs. average-1.1 cm
Highest monthly peak1.23 mJuly 1990
Monthly mean vs. previous year
| Month | 1990 (cm) | 1989 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -2.8 | -12.2 | 9.4 | 1.16 |
| Feb | -6.9 | -13.1 | 6.2 | – |
| Mar | -10.1 | -9.8 | -0.3 | – |
| Apr | -6.1 | -9.2 | 3.1 | 1.12 |
| May | -9.2 | -5.5 | -3.7 | 1.11 |
| Jun | -5.2 | -3.4 | -1.8 | 1.22 |
| Jul | 2.7 | 2.4 | 0.3 | 1.23 |
| Aug | 3.9 | 2.4 | 1.5 | 1.08 |
| Sep | 6.4 | 4.9 | 1.5 | 0.96 |
| Oct | 5.2 | 1.2 | 4.0 | 1.08 |
| Nov | 1.5 | 3.6 | -2.1 | 1.18 |
| Dec | -1.2 | 0.9 | -2.1 | 1.20 |
Nearby years (cm vs. average)
-1.7
-0.2
+1.1
-2.8
-2.4
-1.1
-0.2
+6.7
+4.4
-0.1
+0.5
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1990 annual mean water level ranked 44 of 75 years (-1.1 cm vs. the period average).