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 April 2022. For more information, please see Climatological Rankings.


Alaska

Precipitation Rankings, September 1940

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1925-2000
Mean
Anomaly Rank
(1925-2021)
Wettest/Driest
Since
Record
September 1940
1-Month
6.18"
(156.97mm)
4.57"
(116.08mm)
1.61"
(40.89mm)
91st Driest Driest since: 1939 1969
7th Wettest Wettest since: 1938 1925
Aug–Sep 1940
2-Month
10.64"
(270.26mm)
8.95"
(227.33mm)
1.69"
(42.93mm)
78th Driest Driest since: 1937 1941
20th Wettest Wettest since: 1939 2012
Jul–Sep 1940
3-Month
13.30"
(337.82mm)
12.23"
(310.64mm)
1.07"
(27.18mm)
69th Driest Driest since: 1937 1968
29th Wettest Wettest since: 1939 2012
Jun–Sep 1940
4-Month
15.30"
(388.62mm)
14.57"
(370.08mm)
0.73"
(18.54mm)
61st Driest Driest since: 1937 1968
37th Wettest Wettest since: 1939 2012
May–Sep 1940
5-Month
17.57"
(446.28mm)
16.68"
(423.67mm)
0.89"
(22.61mm)
61st Driest Driest since: 1937 1969
37th Wettest Wettest since: 1939 2012
Apr–Sep 1940
6-Month
19.27"
(489.46mm)
18.57"
(471.68mm)
0.70"
(17.78mm)
60th Driest Driest since: 1937 1969
38th Wettest Wettest since: 1939 1961
Mar–Sep 1940
7-Month
21.22"
(538.99mm)
20.80"
(528.32mm)
0.42"
(10.67mm)
53rd Driest Driest since: 1937 1969
45th Wettest Wettest since: 1939 2016
Ties: 2011
Feb–Sep 1940
8-Month
22.33"
(567.18mm)
23.12"
(587.25mm)
-0.79"
(-20.07mm)
32nd Driest Driest since: 1937 1969
66th Wettest Wettest since: 1939 1928
Jan–Sep 1940
9-Month
25.10"
(637.54mm)
25.85"
(656.59mm)
-0.75"
(-19.05mm)
35th Driest Driest since: 1936 1969
63rd Wettest Wettest since: 1939 1928
Dec 1939–Sep 1940
10-Month
28.44"
(722.38mm)
28.92"
(734.57mm)
-0.48"
(-12.19mm)
36th Driest Driest since: 1936 1969
61st Wettest Wettest since: 1939 1928
Nov 1939–Sep 1940
11-Month
31.57"
(801.88mm)
32.29"
(820.17mm)
-0.72"
(-18.29mm)
34th Driest Driest since: 1936 1969
63rd Wettest Wettest since: 1939 1944
Oct 1939–Sep 1940
12-Month
36.65"
(930.91mm)
36.68"
(931.67mm)
-0.03"
(-0.76mm)
42nd Driest Driest since: 1936 1969
55th Wettest Wettest since: 1939 1944
Apr 1939–Sep 1940
18-Month
58.20"
(1,478.28mm)
55.22"
(1,402.59mm)
2.98"
(75.69mm)
69th Driest Driest since: 1938 1969
28th Wettest Wettest since: 1939 1944
Oct 1938–Sep 1940
24-Month
78.47"
(1,993.14mm)
73.25"
(1,860.55mm)
5.22"
(132.59mm)
76th Driest Driest since: 1937 1969
20th Wettest Wettest since: 1939 1930
Oct 1937–Sep 1940
36-Month
116.53"
(2,959.86mm)
109.82"
(2,789.43mm)
6.71"
(170.43mm)
74th Driest Driest since: 1938 1974
21st Wettest Wettest since: 1939 1930
Oct 1936–Sep 1940
48-Month
160.01"
(4,064.25mm)
146.31"
(3,716.27mm)
13.70"
(347.98mm)
89th Driest Driest since: 1939 1969
5th Wettest Wettest since: 1932 1932
Oct 1935–Sep 1940
60-Month
193.58"
(4,916.93mm)
182.77"
(4,642.36mm)
10.81"
(274.57mm)
77th Driest Driest since: 1938 1972
16th Wettest Wettest since: 1939 1932

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 19, 2022 from https://www.ncdc.noaa.gov/cag/