Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Alaska

Precipitation Rankings, May 1998

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1925-2000
Mean
Anomaly Rank
(1925-2022)
Wettest/Driest
Since
Record
May 1998
1-Month
3.09"
(78.49mm)
2.11"
(53.59mm)
0.98"
(24.90mm)
97th Driest
Driest since:
2010
2nd Wettest
Wettest since:
1944
Apr–May 1998
2-Month
5.61"
(142.49mm)
4.00"
(101.60mm)
1.61"
(40.89mm)
98th Driest
Driest since:
2022
1st Wettest
Wettest to Date
1998
Mar–May 1998
3-Month
7.40"
(187.96mm)
6.23"
(158.24mm)
1.17"
(29.72mm)
86th Driest
Driest since:
2011
13th Wettest
Wettest since:
1941
Feb–May 1998
4-Month
8.97"
(227.84mm)
8.55"
(217.17mm)
0.42"
(10.67mm)
64th Driest
Driest since:
2014
35th Wettest
Wettest since:
1929
Jan–May 1998
5-Month
10.58"
(268.73mm)
11.28"
(286.51mm)
-0.70"
(-17.78mm)
33rd Driest
Driest since:
1969
66th Wettest
Wettest since:
1929
Dec 1997–May 1998
6-Month
14.89"
(378.21mm)
14.38"
(365.25mm)
0.51"
(12.96mm)
62nd Driest
Driest since:
1969
36th Wettest
Wettest since:
1929
Nov 1997–May 1998
7-Month
18.50"
(469.90mm)
17.76"
(451.10mm)
0.74"
(18.80mm)
61st Driest
Driest since:
1969
37th Wettest
Wettest since:
1929
Oct 1997–May 1998
8-Month
21.67"
(550.42mm)
22.15"
(562.61mm)
-0.48"
(-12.19mm)
41st Driest
Driest since:
1969
57th Wettest
Wettest since:
1937
Sep 1997–May 1998
9-Month
26.27"
(667.26mm)
26.70"
(678.18mm)
-0.43"
(-10.92mm)
43rd Driest
Driest since:
1969
55th Wettest
Wettest since:
1926
Aug 1997–May 1998
10-Month
31.10"
(789.94mm)
31.07"
(789.18mm)
0.03"
(0.76mm)
46th Driest
Driest since:
1969
52nd Wettest
Wettest since:
1926
Jul 1997–May 1998
11-Month
34.20"
(868.68mm)
34.34"
(872.24mm)
-0.14"
(-3.56mm)
43rd Driest
Driest since:
1969
55th Wettest
Wettest since:
1926
Jun 1997–May 1998
12-Month
36.10"
(916.94mm)
36.68"
(931.67mm)
-0.58"
(-14.73mm)
38th Driest
Driest since:
1969
60th Wettest
Wettest since:
1926
Dec 1996–May 1998
18-Month
48.26"
(1,225.80mm)
50.91"
(1,293.11mm)
-2.65"
(-67.31mm)
21st Driest
Driest since:
1969
76th Wettest
Wettest since:
1929
Jun 1996–May 1998
24-Month
67.32"
(1,709.93mm)
73.19"
(1,859.03mm)
-5.87"
(-149.10mm)
13th Driest
Driest since:
1970
84th Wettest
Wettest since:
1930
Jun 1995–May 1998
36-Month
99.39"
(2,524.51mm)
109.71"
(2,786.63mm)
-10.32"
(-262.12mm)
6th Driest
Driest since:
1971
90th Wettest
Wettest since:
1931
Jun 1994–May 1998
48-Month
136.83"
(3,475.48mm)
146.24"
(3,714.50mm)
-9.41"
(-239.02mm)
10th Driest
Driest since:
1972
85th Wettest
Wettest since:
1932
Jun 1993–May 1998
60-Month
176.55"
(4,484.37mm)
182.72"
(4,641.09mm)
-6.17"
(-156.72mm)
19th Driest
Driest since:
1973
75th Wettest
Wettest since:
1932

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