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 October 2019. For more information, please see Climatological Rankings.


South Dakota

Precipitation Rankings, April 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1940
1-Month
2.59"
(65.79mm)
1.95"
(49.53mm)
0.64"
(16.26mm)
96th Driest Driest since: 1939 1926
30th Wettest Wettest since: 1935 1986
Ties: 1975
Mar–Apr 1940
2-Month
4.37"
(111.00mm)
3.00"
(76.20mm)
1.37"
(34.80mm)
111th Driest Driest since: 1939 1926
15th Wettest Wettest since: 1935 1986
Feb–Apr 1940
3-Month
4.97"
(126.24mm)
3.54"
(89.92mm)
1.43"
(36.32mm)
108th Driest Driest since: 1939 1926
18th Wettest Wettest since: 1935 1986
Jan–Apr 1940
4-Month
5.17"
(131.32mm)
4.01"
(101.85mm)
1.16"
(29.47mm)
104th Driest Driest since: 1939 2015
22nd Wettest Wettest since: 1935 1986
Dec 1939–Apr 1940
5-Month
5.49"
(139.45mm)
4.49"
(114.05mm)
1.00"
(25.40mm)
95th Driest Driest since: 1939 1980
30th Wettest Wettest since: 1935 1986
Nov 1939–Apr 1940
6-Month
5.50"
(139.70mm)
5.13"
(130.30mm)
0.37"
(9.40mm)
77th Driest Driest since: 1939 1934
48th Wettest Wettest since: 1938 1986
Oct 1939–Apr 1940
7-Month
6.65"
(168.91mm)
6.41"
(162.81mm)
0.24"
(6.10mm)
72nd Driest Driest since: 1939 1934
53rd Wettest Wettest since: 1935 1999
Sep 1939–Apr 1940
8-Month
7.66"
(194.56mm)
8.05"
(204.47mm)
-0.39"
(-9.91mm)
54th Driest Driest since: 1939 1934
71st Wettest Wettest since: 1935 1997
Aug 1939–Apr 1940
9-Month
9.51"
(241.55mm)
10.20"
(259.08mm)
-0.69"
(-17.53mm)
44th Driest Driest since: 1939 1959
81st Wettest Wettest since: 1935 1986
Jul 1939–Apr 1940
10-Month
11.38"
(289.05mm)
12.76"
(324.10mm)
-1.38"
(-35.05mm)
37th Driest Driest since: 1939 1926
88th Wettest Wettest since: 1938 1986
Ties: 1953
Jun 1939–Apr 1940
11-Month
15.51"
(393.95mm)
16.19"
(411.23mm)
-0.68"
(-17.28mm)
50th Driest Driest since: 1939 1934
75th Wettest Wettest since: 1935 1916
May 1939–Apr 1940
12-Month
17.87"
(453.90mm)
19.09"
(484.89mm)
-1.22"
(-30.99mm)
46th Driest Driest since: 1939 1937
79th Wettest Wettest since: 1930 2016
Nov 1938–Apr 1940
18-Month
21.50"
(546.10mm)
24.21"
(614.93mm)
-2.71"
(-68.83mm)
28th Driest Driest since: 1939 1937
96th Wettest Wettest since: 1938 1916
May 1938–Apr 1940
24-Month
33.20"
(843.28mm)
38.15"
(969.01mm)
-4.95"
(-125.73mm)
21st Driest Driest since: 1939 1937
103rd Wettest Wettest since: 1933 1916
May 1937–Apr 1940
36-Month
50.36"
(1,279.14mm)
57.12"
(1,450.85mm)
-6.76"
(-171.71mm)
19th Driest Driest since: 1939 1937
104th Wettest Wettest since: 1932 2011
May 1936–Apr 1940
48-Month
62.23"
(1,580.64mm)
76.03"
(1,931.16mm)
-13.80"
(-350.52mm)
5th Driest Driest since: 1939 1937
117th Wettest Wettest since: 1935 2012
May 1935–Apr 1940
60-Month
76.69"
(1,947.93mm)
94.91"
(2,410.71mm)
-18.22"
(-462.78mm)
4th Driest Driest since: 1939 1938
117th Wettest Wettest since: 1936 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 8, 2019 from https://www.ncdc.noaa.gov/cag/