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 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 2009
1-Month
2.87"
(72.90mm)
2.13"
(54.10mm)
0.74"
(18.80mm)
103rd Driest Driest since: 2008 2001
23rd Wettest Wettest since: 2007 1906
Jul–Aug 2009
2-Month
6.32"
(160.53mm)
4.67"
(118.62mm)
1.65"
(41.91mm)
111th Driest Driest since: 2008 1947
15th Wettest Wettest since: 1993 2019
Jun–Aug 2009
3-Month
9.81"
(249.17mm)
8.11"
(205.99mm)
1.70"
(43.18mm)
104th Driest Driest since: 2008 1936
22nd Wettest Wettest since: 1999 1993
May–Aug 2009
4-Month
11.08"
(281.43mm)
11.03"
(280.16mm)
0.05"
(1.27mm)
69th Driest Driest since: 2006 1936
57th Wettest Wettest since: 2008 1962
Apr–Aug 2009
5-Month
12.94"
(328.68mm)
12.98"
(329.69mm)
-0.04"
(-1.01mm)
64th Driest Driest since: 2006 1936
62nd Wettest Wettest since: 2008 2019
Mar–Aug 2009
6-Month
14.69"
(373.13mm)
14.03"
(356.36mm)
0.66"
(16.77mm)
74th Driest Driest since: 2006 1936
52nd Wettest Wettest since: 2008 2019
Feb–Aug 2009
7-Month
15.69"
(398.53mm)
14.57"
(370.08mm)
1.12"
(28.45mm)
80th Driest Driest since: 2006 1936
46th Wettest Wettest since: 2008 2019
Jan–Aug 2009
8-Month
16.09"
(408.69mm)
15.04"
(382.02mm)
1.05"
(26.67mm)
82nd Driest Driest since: 2006 1936
44th Wettest Wettest since: 2008 2019
Dec 2008–Aug 2009
9-Month
16.80"
(426.72mm)
15.52"
(394.21mm)
1.28"
(32.51mm)
85th Driest Driest since: 2006 1936
40th Wettest Wettest since: 2008 2019
Nov 2008–Aug 2009
10-Month
17.95"
(455.93mm)
16.16"
(410.46mm)
1.79"
(45.47mm)
95th Driest Driest since: 2008 1934
30th Wettest Wettest since: 2007 2019
Ties: 2018
Oct 2008–Aug 2009
11-Month
20.81"
(528.57mm)
17.44"
(442.98mm)
3.37"
(85.59mm)
104th Driest Driest since: 2008 1934
21st Wettest Wettest since: 1999 2019
Sep 2008–Aug 2009
12-Month
22.92"
(582.17mm)
19.07"
(484.38mm)
3.85"
(97.79mm)
104th Driest Driest since: 2008 1936
21st Wettest Wettest since: 2007 2019
Mar 2008–Aug 2009
18-Month
39.16"
(994.66mm)
33.11"
(840.99mm)
6.05"
(153.67mm)
113th Driest Driest since: 2008 1934
12th Wettest Wettest since: 1999 2019
Sep 2007–Aug 2009
24-Month
44.60"
(1,132.84mm)
38.14"
(968.76mm)
6.46"
(164.08mm)
109th Driest Driest since: 2007 1934
15th Wettest Wettest since: 2008 2019
Sep 2006–Aug 2009
36-Month
67.57"
(1,716.28mm)
57.14"
(1,451.36mm)
10.43"
(264.92mm)
115th Driest Driest since: 2008 1936
8th Wettest Wettest since: 1999 2011
Sep 2005–Aug 2009
48-Month
83.49"
(2,120.65mm)
76.09"
(1,932.69mm)
7.40"
(187.96mm)
93rd Driest Driest since: 2008 1936
29th Wettest Wettest since: 2001 2011
Sep 2004–Aug 2009
60-Month
105.87"
(2,689.10mm)
94.98"
(2,412.49mm)
10.89"
(276.61mm)
101st Driest Driest since: 2008 1937
20th Wettest Wettest since: 2001 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 20, 2020 from https://www.ncdc.noaa.gov/cag/