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Apra Harbor, Guam water levels in 2003
Annual rank28 / 73
vs. average1.6 cm
Highest monthly peak0.56 mAugust 2003
Monthly mean vs. previous year
| Month | 2003 (cm) | 2002 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -6.8 | -0.1 | -6.7 | 0.32 |
| Feb | -2.2 | 3.3 | -5.5 | 0.41 |
| Mar | -7.0 | 8.3 | -15.3 | 0.36 |
| Apr | -7.4 | 11.1 | -18.5 | 0.37 |
| May | 12.3 | 12.5 | -0.2 | 0.56 |
| Jun | 8.5 | 18.9 | -10.4 | 0.48 |
| Jul | 12.2 | 18.3 | -6.1 | 0.55 |
| Aug | 18.5 | 13.7 | 4.8 | 0.56 |
| Sep | 14.8 | 2.1 | 12.7 | 0.54 |
| Oct | 9.6 | -5.4 | 15.0 | 0.43 |
| Nov | 4.5 | -8.7 | 13.2 | 0.51 |
| Dec | 2.0 | -20.9 | 22.9 | 0.46 |
Nearby years (cm vs. average)
+10.9
+9.9
+7.2
+1.1
+1.6
+5.3
+10.9
+8.8
+17.6
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2003 annual mean water level ranked 28 of 73 years (1.6 cm vs. the period average).