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Humboldt Bay (North Spit) water levels in 2015
Annual rank4 / 46
vs. average11.9 cm
Highest monthly peak1.71 mDecember 2015
Monthly mean vs. previous year
| Month | 2015 (cm) | 2014 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 17.9 | 10.8 | 7.1 | 1.49 |
| Feb | 20.9 | 11.6 | 9.3 | 1.41 |
| Mar | 9.4 | 11.5 | -2.1 | 1.37 |
| Apr | 4.7 | 8.7 | -4.0 | 1.44 |
| May | 8.2 | 6.8 | 1.4 | 1.38 |
| Jun | 12.4 | 6.5 | 5.9 | 1.43 |
| Jul | 21.0 | 15.5 | 5.5 | 1.45 |
| Aug | 20.0 | 15.1 | 4.9 | 1.49 |
| Sep | 23.2 | 23.7 | -0.5 | 1.52 |
| Oct | 24.3 | 24.3 | 0.0 | 1.58 |
| Nov | 15.5 | 19.0 | -3.5 | 1.58 |
| Dec | 28.2 | 34.5 | -6.3 | 1.71 |
Nearby years (cm vs. average)
+4.8
+0.8
+3.7
-1.1
+10.5
+11.9
+9.4
+10.5
+8.0
+11.9
+6.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2015 annual mean water level ranked 4 of 46 years (11.9 cm vs. the period average).