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, September 1930

View Period (Months):
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  • Record Wettest
Period Value 1925-2000
Mean
Anomaly Rank
(1925-2022)
Wettest/Driest
Since
Record
September 1930
1-Month
4.80"
(121.92mm)
4.57"
(116.08mm)
0.23"
(5.84mm)
53rd Driest
Driest since:
1969
46th Wettest
Wettest since:
1925
Aug–Sep 1930
2-Month
10.92"
(277.37mm)
8.95"
(227.33mm)
1.97"
(50.04mm)
84th Driest
Driest since:
1941
15th Wettest
Wettest since:
2022
Jul–Sep 1930
3-Month
14.94"
(379.48mm)
12.23"
(310.64mm)
2.71"
(68.84mm)
89th Driest
Driest since:
1968
10th Wettest
Wettest since:
2022
Jun–Sep 1930
4-Month
17.21"
(437.13mm)
14.57"
(370.08mm)
2.64"
(67.05mm)
84th Driest
Driest since:
1968
15th Wettest
Wettest since:
2012
May–Sep 1930
5-Month
19.12"
(485.65mm)
16.68"
(423.67mm)
2.44"
(61.98mm)
84th Driest
Driest since:
1969
15th Wettest
Wettest since:
2012
Apr–Sep 1930
6-Month
21.08"
(535.43mm)
18.57"
(471.68mm)
2.51"
(63.75mm)
87th Driest
Driest since:
1969
12th Wettest
Wettest since:
1961
Mar–Sep 1930
7-Month
24.90"
(632.46mm)
20.80"
(528.32mm)
4.10"
(104.14mm)
95th Driest
Driest since:
1969
4th Wettest
Wettest to Date
2016
Feb–Sep 1930
8-Month
27.05"
(687.07mm)
23.12"
(587.25mm)
3.93"
(99.82mm)
93rd Driest
Driest since:
1969
6th Wettest
Wettest since:
1928
Jan–Sep 1930
9-Month
28.62"
(726.95mm)
25.85"
(656.59mm)
2.77"
(70.36mm)
82nd Driest
Driest since:
1969
17th Wettest
Wettest since:
1928
Dec 1929–Sep 1930
10-Month
30.37"
(771.40mm)
28.92"
(734.57mm)
1.45"
(36.83mm)
65th Driest
Driest since:
1969
33rd Wettest
Wettest since:
2022
Nov 1929–Sep 1930
11-Month
35.93"
(912.62mm)
32.29"
(820.17mm)
3.64"
(92.45mm)
82nd Driest
Driest since:
1969
16th Wettest
Wettest since:
1944
Oct 1929–Sep 1930
12-Month
41.58"
(1,056.13mm)
36.68"
(931.67mm)
4.90"
(124.46mm)
87th Driest
Driest since:
1969
11th Wettest
Wettest since:
1944
Apr 1929–Sep 1930
18-Month
61.17"
(1,553.72mm)
55.22"
(1,402.59mm)
5.95"
(151.13mm)
87th Driest
Driest since:
1969
11th Wettest
Wettest since:
1944
Oct 1928–Sep 1930
24-Month
84.17"
(2,137.92mm)
73.25"
(1,860.55mm)
10.92"
(277.37mm)
96th Driest
Driest since:
1969
1st Wettest
Wettest to Date
1930
Oct 1927–Sep 1930
36-Month
124.44"
(3,160.78mm)
109.82"
(2,789.43mm)
14.62"
(371.35mm)
95th Driest
Driest since:
1974
1st Wettest
Wettest to Date
1930
Oct 1926–Sep 1930
48-Month
161.33"
(4,097.78mm)
146.31"
(3,716.27mm)
15.02"
(381.51mm)
92nd Driest
Driest since:
1969
3rd Wettest
Wettest to Date
1932
Oct 1925–Sep 1930
60-Month
202.02"
(5,131.31mm)
182.77"
(4,642.36mm)
19.25"
(488.95mm)
92nd Driest
Driest since:
1972
2nd Wettest
Wettest to Date
1932

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