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Juneau water levels in 1999
Annual rank55 / 82
vs. average-19.4 cm
Highest monthly peak4.24 mNovember 1999
Monthly mean vs. previous year
| Month | 1999 (cm) | 1998 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 16.8 | 42.0 | -25.2 | 3.49 |
| Feb | 34.2 | 52.1 | -17.9 | 3.48 |
| Mar | 22.3 | 18.0 | 4.3 | 3.34 |
| Apr | 7.1 | 14.1 | -7.0 | 3.45 |
| May | 11.9 | 11.4 | 0.5 | 3.55 |
| Jun | 15.5 | 7.4 | 8.1 | 3.53 |
| Jul | 11.5 | 10.9 | 0.6 | 3.40 |
| Aug | 18.0 | 14.8 | 3.2 | 3.83 |
| Sep | 16.3 | 16.7 | -0.4 | 3.26 |
| Oct | 25.2 | 20.5 | 4.7 | 4.06 |
| Nov | 41.3 | 29.6 | 11.7 | 4.24 |
| Dec | 29.6 | 21.5 | 8.1 | 3.75 |
Nearby years (cm vs. average)
-11.2
-15.5
-21.7
-14.1
-18.6
-19.4
-23.1
-22.6
-25.9
-25.3
-26.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1999 annual mean water level ranked 55 of 82 years (-19.4 cm vs. the period average).