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Washington, Washington Channel, D.c. water levels in 2015
Annual rank20 / 94
vs. average9.3 cm
Highest monthly peak1.17 mOctober 2015
Monthly mean vs. previous year
| Month | 2015 (cm) | 2014 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -15.0 | -8.5 | -6.5 | 0.67 |
| Feb | -17.6 | 1.2 | -18.8 | 0.86 |
| Mar | -5.8 | 0.1 | -5.9 | 0.69 |
| Apr | 4.6 | 13.2 | -8.6 | 1.03 |
| May | 2.7 | 27.0 | -24.3 | 0.76 |
| Jun | 14.2 | 20.5 | -6.3 | 1.00 |
| Jul | 17.9 | 9.8 | 8.1 | 0.92 |
| Aug | 14.0 | 19.0 | -5.0 | 0.96 |
| Sep | 19.9 | 18.3 | 1.6 | 1.02 |
| Oct | 19.6 | 15.5 | 4.1 | 1.17 |
| Nov | 3.3 | -6.9 | 10.2 | 0.87 |
| Dec | 5.0 | 1.3 | 3.7 | 0.77 |
Nearby years (cm vs. average)
+11.8
+16.5
+12.0
+10.7
+13.3
+9.3
+12.5
+13.8
+23.2
+22.9
+19.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2015 annual mean water level ranked 20 of 94 years (9.3 cm vs. the period average).