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


South Dakota

Precipitation Rankings, May 1921

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1921
1-Month
3.12"
(79.25mm)
2.92"
(74.17mm)
0.20"
(5.08mm)
77th Driest Driest since: 1919 1940
49th Wettest Wettest since: 1920 1962
Apr–May 1921
2-Month
4.69"
(119.13mm)
4.87"
(123.70mm)
-0.18"
(-4.57mm)
59th Driest Driest since: 1911 1934
67th Wettest Wettest since: 1920 1927
Mar–May 1921
3-Month
5.78"
(146.81mm)
5.92"
(150.37mm)
-0.14"
(-3.56mm)
55th Driest Driest since: 1911 1934
71st Wettest Wettest since: 1920 1942
Feb–May 1921
4-Month
5.91"
(150.11mm)
6.46"
(164.08mm)
-0.55"
(-13.97mm)
48th Driest Driest since: 1911 1934
78th Wettest Wettest since: 1920 2019
Jan–May 1921
5-Month
6.28"
(159.51mm)
6.93"
(176.02mm)
-0.65"
(-16.51mm)
45th Driest Driest since: 1911 1934
81st Wettest Wettest since: 1920 2019
Ties: 2009
Dec 1920–May 1921
6-Month
6.77"
(171.96mm)
7.41"
(188.21mm)
-0.64"
(-16.25mm)
44th Driest Driest since: 1911 1934
81st Wettest Wettest since: 1920 2019
Nov 1920–May 1921
7-Month
7.82"
(198.63mm)
8.06"
(204.72mm)
-0.24"
(-6.09mm)
54th Driest Driest since: 1913 1934
71st Wettest Wettest since: 1920 2019
Oct 1920–May 1921
8-Month
8.74"
(222.00mm)
9.34"
(237.24mm)
-0.60"
(-15.24mm)
45th Driest Driest since: 1913 1934
80th Wettest Wettest since: 1920 1995
Sep 1920–May 1921
9-Month
10.11"
(256.79mm)
10.97"
(278.64mm)
-0.86"
(-21.85mm)
46th Driest Driest since: 1913 1934
79th Wettest Wettest since: 1920 2019
Aug 1920–May 1921
10-Month
11.86"
(301.24mm)
13.13"
(333.50mm)
-1.27"
(-32.26mm)
36th Driest Driest since: 1911 1934
89th Wettest Wettest since: 1920 2019
Jul 1920–May 1921
11-Month
14.22"
(361.19mm)
15.68"
(398.27mm)
-1.46"
(-37.08mm)
38th Driest Driest since: 1918 1934
87th Wettest Wettest since: 1920 2019
Jun 1920–May 1921
12-Month
18.81"
(477.77mm)
19.11"
(485.39mm)
-0.30"
(-7.62mm)
58th Driest Driest since: 1918 1934
67th Wettest Wettest since: 1920 2019
Dec 1919–May 1921
18-Month
29.11"
(739.39mm)
26.49"
(672.85mm)
2.62"
(66.54mm)
91st Driest Driest since: 1919 1934
33rd Wettest Wettest since: 1920 1916
Jun 1919–May 1921
24-Month
40.66"
(1,032.76mm)
38.16"
(969.26mm)
2.50"
(63.50mm)
83rd Driest Driest since: 1919 1937
41st Wettest Wettest since: 1920 2011
Ties: 2008
Jun 1918–May 1921
36-Month
60.34"
(1,532.64mm)
57.11"
(1,450.59mm)
3.23"
(82.05mm)
82nd Driest Driest since: 1920 1936
41st Wettest Wettest since: 1918 2011
Jun 1917–May 1921
48-Month
76.29"
(1,937.77mm)
76.05"
(1,931.67mm)
0.24"
(6.10mm)
56th Driest Driest since: 1914 1937
66th Wettest Wettest since: 1920 2011
Jun 1916–May 1921
60-Month
96.94"
(2,462.28mm)
94.95"
(2,411.73mm)
1.99"
(50.55mm)
70th Driest Driest since: 1915 1937
51st Wettest Wettest since: 1920 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2019, retrieved on August 20, 2019 from https://www.ncdc.noaa.gov/cag/