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Port Angeles water levels in 1991
Annual rank40 / 50
vs. average-3.7 cm
Highest monthly peak1.36 mDecember 1991
Monthly mean vs. previous year
| Month | 1991 (cm) | 1990 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -1.5 | 7.6 | -9.1 | 1.31 |
| Feb | 12.5 | 4.0 | 8.5 | 1.36 |
| Mar | 5.8 | -4.9 | 10.7 | 1.15 |
| Apr | -7.0 | -8.2 | 1.2 | 1.02 |
| May | -13.7 | -9.8 | -3.9 | 1.08 |
| Jun | -17.1 | -3.4 | -13.7 | 1.12 |
| Jul | -12.8 | -6.7 | -6.1 | 1.19 |
| Aug | -2.1 | -4.6 | 2.5 | 1.30 |
| Sep | -10.1 | -4.3 | -5.8 | 0.95 |
| Oct | -4.3 | -2.1 | -2.2 | 1.20 |
| Nov | 2.4 | 9.4 | -7.0 | 1.36 |
| Dec | 5.5 | 0.6 | 4.9 | 1.36 |
Nearby years (cm vs. average)
-0.9
+0.0
-5.2
-5.4
-2.0
-3.7
+4.7
+2.6
+0.1
+2.1
-0.3
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1991 annual mean water level ranked 40 of 50 years (-3.7 cm vs. the period average).