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San Juan water levels in 1998
Annual rank20 / 57
vs. average2.4 cm
Highest monthly peak0.62 mSeptember 1998
Monthly mean vs. previous year
| Month | 1998 (cm) | 1997 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 6.7 | -7.6 | 14.3 | 0.44 |
| Feb | 6.7 | -8.5 | 15.2 | 0.40 |
| Mar | 1.0 | -6.0 | 7.0 | 0.35 |
| Apr | -2.0 | -2.8 | 0.8 | 0.32 |
| May | 2.7 | -1.4 | 4.1 | 0.47 |
| Jun | 6.4 | -0.6 | 7.0 | 0.40 |
| Jul | 5.0 | 4.2 | 0.8 | 0.38 |
| Aug | 4.6 | 6.4 | -1.8 | 0.35 |
| Sep | 7.9 | 8.6 | -0.7 | 0.62 |
| Oct | 9.4 | 7.7 | 1.7 | 0.42 |
| Nov | 2.4 | 2.9 | -0.5 | 0.43 |
| Dec | -6.5 | 2.1 | -8.6 | 0.30 |
Nearby years (cm vs. average)
-2.0
+2.0
-3.0
-3.3
-0.9
+2.4
-2.6
-3.4
+2.5
-0.8
+3.6
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1998 annual mean water level ranked 20 of 57 years (2.4 cm vs. the period average).