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 1978

View Period (Months):
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  • Record Wettest
Period Value 1925-2000
Mean
Anomaly Rank
(1925-2022)
Wettest/Driest
Since
Record
August 1978
1-Month
2.79"
(70.87mm)
4.37"
(111.00mm)
-1.58"
(-40.13mm)
6th Driest
Driest since:
1941
93rd Wettest
Wettest since:
2018
Jul–Aug 1978
2-Month
5.57"
(141.48mm)
7.66"
(194.56mm)
-2.09"
(-53.08mm)
6th Driest
Driest since:
1977
93rd Wettest
Wettest since:
2022
Jun–Aug 1978
3-Month
8.75"
(222.25mm)
10.00"
(254.00mm)
-1.25"
(-31.75mm)
16th Driest
Driest since:
1957
83rd Wettest
Wettest since:
2014
May–Aug 1978
4-Month
10.69"
(271.53mm)
12.11"
(307.59mm)
-1.42"
(-36.06mm)
15th Driest
Driest since:
1957
84th Wettest
Wettest since:
1998
Apr–Aug 1978
5-Month
12.18"
(309.37mm)
14.00"
(355.60mm)
-1.82"
(-46.23mm)
12th Driest
Driest since:
1957
87th Wettest
Wettest since:
1998
Mar–Aug 1978
6-Month
13.57"
(344.68mm)
16.23"
(412.24mm)
-2.66"
(-67.56mm)
6th Driest
Driest since:
1957
93rd Wettest
Wettest since:
1998
Ties: 1972
Feb–Aug 1978
7-Month
15.76"
(400.30mm)
18.55"
(471.17mm)
-2.79"
(-70.87mm)
8th Driest
Driest since:
1957
91st Wettest
Wettest since:
1963
Jan–Aug 1978
8-Month
17.37"
(441.20mm)
21.28"
(540.51mm)
-3.91"
(-99.31mm)
5th Driest
Driest since:
1969
94th Wettest
Wettest since:
1963
Ties: 1950
Dec 1977–Aug 1978
9-Month
19.35"
(491.49mm)
24.38"
(619.25mm)
-5.03"
(-127.76mm)
4th Driest
Driest since:
1969
94th Wettest
Wettest since:
1944
Nov 1977–Aug 1978
10-Month
21.42"
(544.07mm)
27.76"
(705.10mm)
-6.34"
(-161.03mm)
3rd Driest
Driest since:
1969
95th Wettest
Wettest since:
1944
Oct 1977–Aug 1978
11-Month
25.75"
(654.05mm)
32.15"
(816.61mm)
-6.40"
(-162.56mm)
3rd Driest
Driest since:
1969
95th Wettest
Wettest since:
1944
Sep 1977–Aug 1978
12-Month
31.45"
(798.83mm)
36.70"
(932.18mm)
-5.25"
(-133.35mm)
5th Driest
Driest since:
1969
93rd Wettest
Wettest since:
1944
Mar 1977–Aug 1978
18-Month
46.29"
(1,175.77mm)
52.92"
(1,344.17mm)
-6.63"
(-168.40mm)
4th Driest
Driest since:
1969
94th Wettest
Wettest since:
1944
Sep 1976–Aug 1978
24-Month
69.95"
(1,776.73mm)
73.26"
(1,860.80mm)
-3.31"
(-84.07mm)
21st Driest
Driest since:
1969
76th Wettest
Wettest since:
1930
Sep 1975–Aug 1978
36-Month
102.49"
(2,603.25mm)
109.83"
(2,789.68mm)
-7.34"
(-186.43mm)
10th Driest
Driest since:
1974
86th Wettest
Wettest since:
1931
Sep 1974–Aug 1978
48-Month
139.08"
(3,532.63mm)
146.33"
(3,716.78mm)
-7.25"
(-184.15mm)
18th Driest
Driest since:
1972
77th Wettest
Wettest since:
1932
Sep 1973–Aug 1978
60-Month
166.78"
(4,236.21mm)
182.81"
(4,643.37mm)
-16.03"
(-407.16mm)
5th Driest
Driest since:
1976
89th Wettest
Wettest since:
1932

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