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


South Dakota

Precipitation Rankings, August 1921

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
August 1921
1-Month
2.37"
(60.20mm)
2.13"
(54.10mm)
0.24"
(6.10mm)
82nd Driest Driest since: 1920 2001
44th Wettest Wettest since: 1918 1906
Jul–Aug 1921
2-Month
5.73"
(145.54mm)
4.67"
(118.62mm)
1.06"
(26.92mm)
99th Driest Driest since: 1920 1947
27th Wettest Wettest since: 1918 2019
Jun–Aug 1921
3-Month
7.48"
(189.99mm)
8.11"
(205.99mm)
-0.63"
(-16.00mm)
42nd Driest Driest since: 1919 1936
84th Wettest Wettest since: 1920 1993
Ties: 2017
May–Aug 1921
4-Month
10.60"
(269.24mm)
11.03"
(280.16mm)
-0.43"
(-10.92mm)
56th Driest Driest since: 1919 1936
70th Wettest Wettest since: 1920 1962
Apr–Aug 1921
5-Month
12.17"
(309.12mm)
12.98"
(329.69mm)
-0.81"
(-20.57mm)
52nd Driest Driest since: 1917 1936
74th Wettest Wettest since: 1920 2019
Ties: 1904
Mar–Aug 1921
6-Month
13.26"
(336.80mm)
14.03"
(356.36mm)
-0.77"
(-19.56mm)
53rd Driest Driest since: 1917 1936
73rd Wettest Wettest since: 1920 2019
Feb–Aug 1921
7-Month
13.39"
(340.11mm)
14.57"
(370.08mm)
-1.18"
(-29.97mm)
45th Driest Driest since: 1917 1936
81st Wettest Wettest since: 1920 2019
Jan–Aug 1921
8-Month
13.76"
(349.50mm)
15.04"
(382.02mm)
-1.28"
(-32.52mm)
43rd Driest Driest since: 1917 1936
83rd Wettest Wettest since: 1920 2019
Dec 1920–Aug 1921
9-Month
14.25"
(361.95mm)
15.52"
(394.21mm)
-1.27"
(-32.26mm)
40th Driest Driest since: 1913 1936
85th Wettest Wettest since: 1920 2019
Nov 1920–Aug 1921
10-Month
15.30"
(388.62mm)
16.16"
(410.46mm)
-0.86"
(-21.84mm)
49th Driest Driest since: 1917 1934
76th Wettest Wettest since: 1920 2019
Oct 1920–Aug 1921
11-Month
16.22"
(411.99mm)
17.44"
(442.98mm)
-1.22"
(-30.99mm)
45th Driest Driest since: 1917 1934
80th Wettest Wettest since: 1920 2019
Ties: 1929
Sep 1920–Aug 1921
12-Month
17.59"
(446.79mm)
19.07"
(484.38mm)
-1.48"
(-37.59mm)
36th Driest Driest since: 1917 1936
89th Wettest Wettest since: 1920 2019
Ties: 1958
Mar 1920–Aug 1921
18-Month
35.58"
(903.73mm)
33.11"
(840.99mm)
2.47"
(62.74mm)
84th Driest Driest since: 1919 1934
41st Wettest Wettest since: 1920 2019
Sep 1919–Aug 1921
24-Month
41.16"
(1,045.46mm)
38.14"
(968.76mm)
3.02"
(76.70mm)
87th Driest Driest since: 1919 1934
37th Wettest Wettest since: 1920 2019
Sep 1918–Aug 1921
36-Month
59.51"
(1,511.55mm)
57.14"
(1,451.36mm)
2.37"
(60.19mm)
74th Driest Driest since: 1919 1936
49th Wettest Wettest since: 1920 2011
Sep 1917–Aug 1921
48-Month
78.79"
(2,001.27mm)
76.09"
(1,932.69mm)
2.70"
(68.58mm)
76th Driest Driest since: 1920 1936
46th Wettest Wettest since: 1918 2011
Sep 1916–Aug 1921
60-Month
95.06"
(2,414.52mm)
94.98"
(2,412.49mm)
0.08"
(2.03mm)
61st Driest Driest since: 1914 1937
60th Wettest Wettest since: 1920 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/