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Sitka water levels in 1991
Annual rank62 / 86
vs. average-3.8 cm
Highest monthly peak2.53 mDecember 1991
Monthly mean vs. previous year
| Month | 1991 (cm) | 1990 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -9.6 | 7.1 | -16.7 | 2.23 |
| Feb | 7.7 | 1.3 | 6.4 | 2.14 |
| Mar | -5.4 | -1.7 | -3.7 | 1.86 |
| Apr | -9.3 | -13.0 | 3.7 | 1.82 |
| May | -13.3 | -16.4 | 3.1 | 2.06 |
| Jun | -16.0 | -9.3 | -6.7 | 1.87 |
| Jul | -13.9 | -14.5 | 0.6 | 1.98 |
| Aug | -2.9 | -6.0 | 3.1 | 2.01 |
| Sep | -4.2 | -4.8 | 0.6 | 1.85 |
| Oct | -1.4 | 8.6 | -10.0 | 2.06 |
| Nov | 16.6 | 9.6 | 7.0 | 2.51 |
| Dec | 22.7 | -6.0 | 28.7 | 2.53 |
Nearby years (cm vs. average)
+0.1
+4.3
+1.4
-7.3
-5.1
-3.8
+2.7
-2.0
-2.3
-4.7
-6.2
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1991 annual mean water level ranked 62 of 86 years (-3.8 cm vs. the period average).