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Apra Harbor, Guam water levels in 2012
Annual rank7 / 73
vs. average14.7 cm
Highest monthly peak0.64 mAugust 2012
Monthly mean vs. previous year
| Month | 2012 (cm) | 2011 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 13.4 | 12.9 | 0.5 | 0.51 |
| Feb | 19.9 | – | – | 0.55 |
| Mar | 24.1 | 11.9 | 12.2 | 0.62 |
| Apr | 20.8 | – | – | 0.59 |
| May | 21.6 | – | – | 0.58 |
| Jun | 19.9 | – | – | 0.59 |
| Jul | 21.9 | – | – | 0.64 |
| Aug | 19.4 | 17.8 | 1.6 | 0.64 |
| Sep | 20.9 | 14.4 | 6.5 | 0.55 |
| Oct | 7.5 | 15.4 | -7.9 | 0.47 |
| Nov | 12.4 | 9.9 | 2.5 | 0.52 |
| Dec | 14.4 | 7.1 | 7.3 | 0.52 |
Nearby years (cm vs. average)
+8.8
+17.6
+10.2
+7.7
+14.7
+14.8
+5.9
-5.2
-0.7
+11.6
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2012 annual mean water level ranked 7 of 73 years (14.7 cm vs. the period average).