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Seattle (Madison St.), Elliott Bay water levels in 1991
Annual rank45 / 127
vs. average3.8 cm
Highest monthly peak2.07 mFebruary 1991
Monthly mean vs. previous year
| Month | 1991 (cm) | 1990 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -2.0 | 6.5 | -8.5 | 1.76 |
| Feb | 10.2 | 2.2 | 8.0 | 2.07 |
| Mar | 7.1 | -4.8 | 11.9 | 1.85 |
| Apr | -6.3 | -6.6 | 0.3 | 1.55 |
| May | -10.3 | -8.1 | -2.2 | 1.64 |
| Jun | -10.9 | -2.6 | -8.3 | 1.63 |
| Jul | -9.0 | -5.1 | -3.9 | 1.73 |
| Aug | -0.5 | -2.9 | 2.4 | 1.67 |
| Sep | -7.2 | -3.9 | -3.3 | 1.58 |
| Oct | -6.6 | -4.2 | -2.4 | 1.63 |
| Nov | -2.3 | 5.0 | -7.3 | 1.79 |
| Dec | 4.1 | 0.1 | 4.0 | 2.02 |
Nearby years (cm vs. average)
+5.9
+6.1
+1.1
+1.0
+4.6
+3.8
+10.3
+7.0
+5.6
+10.9
+7.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1991 annual mean water level ranked 45 of 127 years (3.8 cm vs. the period average).