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 2020. For more information, please see Climatological Rankings.


South Dakota

Precipitation Rankings, December 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
December 1940
1-Month
0.39"
(9.91mm)
0.48"
(12.19mm)
-0.09"
(-2.28mm)
47th Driest Driest since: 1939 1986
79th Wettest Wettest since: 1937 1909
Ties: 1923, 1946, 1961
Nov–Dec 1940
2-Month
1.08"
(27.43mm)
1.14"
(28.96mm)
-0.06"
(-1.53mm)
67th Driest Driest since: 1939 1912
59th Wettest Wettest since: 1936 1922
Ties: 1926, 2006
Oct–Dec 1940
3-Month
2.11"
(53.59mm)
2.42"
(61.47mm)
-0.31"
(-7.88mm)
55th Driest Driest since: 1939 1912
71st Wettest Wettest since: 1931 1998
Sep–Dec 1940
4-Month
2.80"
(71.12mm)
4.03"
(102.36mm)
-1.23"
(-31.24mm)
27th Driest Driest since: 1939 1952
99th Wettest Wettest since: 1938 1996
Aug–Dec 1940
5-Month
5.04"
(128.02mm)
6.17"
(156.72mm)
-1.13"
(-28.70mm)
32nd Driest Driest since: 1939 1958
94th Wettest Wettest since: 1934 2019
Ties: 1972
Jul–Dec 1940
6-Month
6.98"
(177.29mm)
8.70"
(220.98mm)
-1.72"
(-43.69mm)
26th Driest Driest since: 1939 1976
100th Wettest Wettest since: 1931 2019
Jun–Dec 1940
7-Month
9.85"
(250.19mm)
12.14"
(308.36mm)
-2.29"
(-58.17mm)
17th Driest Driest since: 1938 1936
109th Wettest Wettest since: 1939 2019
May–Dec 1940
8-Month
10.43"
(264.92mm)
15.06"
(382.52mm)
-4.63"
(-117.60mm)
6th Driest Driest since: 1936 1936
120th Wettest Wettest since: 1939 2019
Apr–Dec 1940
9-Month
13.02"
(330.71mm)
17.01"
(432.05mm)
-3.99"
(-101.34mm)
11th Driest Driest since: 1936 1936
115th Wettest Wettest since: 1939 2019
Mar–Dec 1940
10-Month
14.80"
(375.92mm)
18.06"
(458.72mm)
-3.26"
(-82.80mm)
19th Driest Driest since: 1939 1936
107th Wettest Wettest since: 1938 2019
Feb–Dec 1940
11-Month
15.40"
(391.16mm)
18.60"
(472.44mm)
-3.20"
(-81.28mm)
18th Driest Driest since: 1939 1936
108th Wettest Wettest since: 1938 2019
Jan–Dec 1940
12-Month
15.60"
(396.24mm)
19.07"
(484.38mm)
-3.47"
(-88.14mm)
16th Driest Driest since: 1936 1936
110th Wettest Wettest since: 1939 2019
Jul 1939–Dec 1940
18-Month
21.81"
(553.97mm)
27.82"
(706.63mm)
-6.01"
(-152.66mm)
6th Driest Driest since: 1937 1936
119th Wettest Wettest since: 1939 2019
Jan 1939–Dec 1940
24-Month
31.22"
(792.99mm)
38.15"
(969.01mm)
-6.93"
(-176.02mm)
7th Driest Driest since: 1937 1934
118th Wettest Wettest since: 1939 2019
Jan 1938–Dec 1940
36-Month
48.45"
(1,230.63mm)
57.20"
(1,452.88mm)
-8.75"
(-222.25mm)
9th Driest Driest since: 1938 1936
115th Wettest Wettest since: 1939 2019
Jan 1937–Dec 1940
48-Month
65.23"
(1,656.84mm)
76.16"
(1,934.46mm)
-10.93"
(-277.62mm)
10th Driest Driest since: 1939 1936
113th Wettest Wettest since: 1932 1998
Jan 1936–Dec 1940
60-Month
76.13"
(1,933.70mm)
95.09"
(2,415.29mm)
-18.96"
(-481.59mm)
4th Driest Driest since: 1938 1937
118th Wettest Wettest since: 1939 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 1, 2020 from https://www.ncdc.noaa.gov/cag/