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Honolulu water levels in 2018
Annual rank8 / 114
vs. average9.0 cm
Highest monthly peak0.67 mJanuary 2018
Monthly mean vs. previous year
| Month | 2018 (cm) | 2017 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 10.1 | 4.4 | 5.7 | 0.67 |
| Feb | 4.6 | 8.3 | -3.7 | 0.61 |
| Mar | 2.0 | 9.9 | -7.9 | 0.42 |
| Apr | 1.8 | 17.1 | -15.3 | 0.38 |
| May | 0.1 | 16.3 | -16.2 | 0.48 |
| Jun | 5.6 | 10.5 | -4.9 | 0.62 |
| Jul | 9.0 | 10.0 | -1.0 | 0.65 |
| Aug | 14.0 | 23.3 | -9.3 | 0.64 |
| Sep | 14.0 | 17.6 | -3.6 | 0.62 |
| Oct | 11.3 | 15.1 | -3.8 | 0.52 |
| Nov | 5.9 | 12.8 | -6.9 | 0.52 |
| Dec | 1.9 | 11.4 | -9.5 | 0.58 |
Nearby years (cm vs. average)
+4.2
+6.1
+5.9
+11.3
+15.4
+9.0
+10.1
+16.7
+9.9
+6.7
+7.0
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2018 annual mean water level ranked 8 of 114 years (9.0 cm vs. the period average).