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, August 2019

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
August 2019
1-Month
3.37"
(85.60mm)
4.37"
(111.00mm)
-1.00"
(-25.40mm)
17th Driest
Driest since:
1941
82nd Wettest
Wettest since:
2018
Jul–Aug 2019
2-Month
6.26"
(159.00mm)
7.66"
(194.56mm)
-1.40"
(-35.56mm)
13th Driest
Driest since:
1977
86th Wettest
Wettest since:
2022
Jun–Aug 2019
3-Month
8.07"
(204.98mm)
10.00"
(254.00mm)
-1.93"
(-49.02mm)
7th Driest
Driest since:
1957
92nd Wettest
Wettest since:
2014
May–Aug 2019
4-Month
10.44"
(265.18mm)
12.11"
(307.59mm)
-1.67"
(-42.41mm)
13th Driest
Driest since:
1957
86th Wettest
Wettest since:
1998
Apr–Aug 2019
5-Month
12.36"
(313.94mm)
14.00"
(355.60mm)
-1.64"
(-41.66mm)
14th Driest
Driest since:
1957
85th Wettest
Wettest since:
1998
Ties: 1933
Mar–Aug 2019
6-Month
14.89"
(378.21mm)
16.23"
(412.24mm)
-1.34"
(-34.03mm)
20th Driest
Driest since:
1957
79th Wettest
Wettest since:
1998
Feb–Aug 2019
7-Month
17.09"
(434.09mm)
18.55"
(471.17mm)
-1.46"
(-37.08mm)
21st Driest
Driest since:
1957
78th Wettest
Wettest since:
1963
Jan–Aug 2019
8-Month
19.59"
(497.59mm)
21.28"
(540.51mm)
-1.69"
(-42.92mm)
23rd Driest
Driest since:
1969
76th Wettest
Wettest since:
1963
Dec 2018–Aug 2019
9-Month
22.51"
(571.75mm)
24.38"
(619.25mm)
-1.87"
(-47.50mm)
20th Driest
Driest since:
1969
78th Wettest
Wettest since:
1944
Nov 2018–Aug 2019
10-Month
26.08"
(662.43mm)
27.76"
(705.10mm)
-1.68"
(-42.67mm)
25th Driest
Driest since:
1969
73rd Wettest
Wettest since:
1944
Oct 2018–Aug 2019
11-Month
31.00"
(787.40mm)
32.15"
(816.61mm)
-1.15"
(-29.21mm)
34th Driest
Driest since:
1969
64th Wettest
Wettest since:
1944
Sep 2018–Aug 2019
12-Month
33.57"
(852.68mm)
36.70"
(932.18mm)
-3.13"
(-79.50mm)
14th Driest
Driest since:
1969
84th Wettest
Wettest since:
1944
Mar 2018–Aug 2019
18-Month
52.97"
(1,345.44mm)
52.92"
(1,344.17mm)
0.05"
(1.27mm)
45th Driest
Driest since:
1969
53rd Wettest
Wettest since:
1944
Sep 2017–Aug 2019
24-Month
73.93"
(1,877.82mm)
73.26"
(1,860.80mm)
0.67"
(17.02mm)
46th Driest
Driest since:
1969
51st Wettest
Wettest since:
1930
Sep 2016–Aug 2019
36-Month
108.14"
(2,746.76mm)
109.83"
(2,789.68mm)
-1.69"
(-42.92mm)
36th Driest
Driest since:
1974
60th Wettest
Wettest since:
1931
Sep 2015–Aug 2019
48-Month
150.03"
(3,810.76mm)
146.33"
(3,716.78mm)
3.70"
(93.98mm)
48th Driest
Driest since:
1972
47th Wettest
Wettest since:
1932
Sep 2014–Aug 2019
60-Month
186.10"
(4,726.94mm)
182.81"
(4,643.37mm)
3.29"
(83.57mm)
48th Driest
Driest since:
1976
46th Wettest
Wettest since:
1932

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