Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2021. For more information, please see Climatological Rankings.


Alaska

Precipitation Rankings, August 2021

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1925-2000
Mean
Anomaly Rank
(1925-2021)
Wettest/Driest
Since
Record
August 2021
1-Month
5.31"
(134.87mm)
4.37"
(111.00mm)
0.94"
(23.87mm)
79th Driest Driest since: 2020 1941
19th Wettest Wettest since: 2018 2018
Jul–Aug 2021
2-Month
8.82"
(224.03mm)
7.66"
(194.56mm)
1.16"
(29.47mm)
77th Driest Driest since: 2020 1977
21st Wettest Wettest since: 2018 1998
Jun–Aug 2021
3-Month
11.60"
(294.64mm)
10.00"
(254.00mm)
1.60"
(40.64mm)
78th Driest Driest since: 2020 1957
20th Wettest Wettest since: 2018 2014
May–Aug 2021
4-Month
13.81"
(350.77mm)
12.11"
(307.59mm)
1.70"
(43.18mm)
75th Driest Driest since: 2020 1957
23rd Wettest Wettest since: 2018 1998
Apr–Aug 2021
5-Month
15.85"
(402.59mm)
14.00"
(355.60mm)
1.85"
(46.99mm)
83rd Driest Driest since: 2020 1957
15th Wettest Wettest since: 2018 1998
Mar–Aug 2021
6-Month
18.66"
(473.96mm)
16.23"
(412.24mm)
2.43"
(61.72mm)
88th Driest Driest since: 2020 1957
10th Wettest Wettest since: 2018 1998
Feb–Aug 2021
7-Month
20.63"
(524.00mm)
18.55"
(471.17mm)
2.08"
(52.83mm)
79th Driest Driest since: 2020 1957
19th Wettest Wettest since: 2018 1963
Jan–Aug 2021
8-Month
23.80"
(604.52mm)
21.28"
(540.51mm)
2.52"
(64.01mm)
83rd Driest Driest since: 2020 1969
15th Wettest Wettest since: 2018 1963
Dec 2020–Aug 2021
9-Month
27.93"
(709.42mm)
24.38"
(619.25mm)
3.55"
(90.17mm)
89th Driest Driest since: 2020 1969
8th Wettest Wettest since: 1998 1944
Nov 2020–Aug 2021
10-Month
31.92"
(810.77mm)
27.76"
(705.10mm)
4.16"
(105.67mm)
91st Driest Driest since: 2020 1969
6th Wettest Wettest since: 1980 1944
Oct 2020–Aug 2021
11-Month
35.31"
(896.87mm)
32.15"
(816.61mm)
3.16"
(80.26mm)
77th Driest Driest since: 2019 1969
20th Wettest Wettest since: 2020 1944
Sep 2020–Aug 2021
12-Month
39.38"
(1,000.25mm)
36.70"
(932.18mm)
2.68"
(68.07mm)
68th Driest Driest since: 2019 1969
29th Wettest Wettest since: 2020 1944
Mar 2020–Aug 2021
18-Month
56.84"
(1,443.74mm)
52.92"
(1,344.17mm)
3.92"
(99.57mm)
77th Driest Driest since: 2020 1969
20th Wettest Wettest since: 2016 1944
Sep 2019–Aug 2021
24-Month
80.15"
(2,035.81mm)
73.26"
(1,860.80mm)
6.89"
(175.01mm)
85th Driest Driest since: 2020 1969
11th Wettest Wettest since: 2006 1930
Sep 2018–Aug 2021
36-Month
113.72"
(2,888.49mm)
109.83"
(2,789.68mm)
3.89"
(98.81mm)
57th Driest Driest since: 2019 1974
38th Wettest Wettest since: 2020 1931
Sep 2017–Aug 2021
48-Month
154.08"
(3,913.63mm)
146.33"
(3,716.78mm)
7.75"
(196.85mm)
73rd Driest Driest since: 2020 1972
21st Wettest Wettest since: 2017 1932
Sep 2016–Aug 2021
60-Month
188.29"
(4,782.57mm)
182.81"
(4,643.37mm)
5.48"
(139.20mm)
56th Driest Driest since: 2019 1976
37th Wettest Wettest since: 2020 1932

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2021, retrieved on September 17, 2021 from https://www.ncdc.noaa.gov/cag/