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 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 1938

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1938
1-Month
1.35"
(34.29mm)
1.24"
(31.50mm)
0.11"
(2.79mm)
85th Driest Driest since: 1937 1979
43rd Wettest Wettest since: 1929 1923
Ties: 1906, 1907, 1970
Aug–Sep 1938
2-Month
2.46"
(62.48mm)
2.31"
(58.67mm)
0.15"
(3.81mm)
78th Driest Driest since: 1937 2012
50th Wettest Wettest since: 1933 1923
Jul–Sep 1938
3-Month
4.03"
(102.36mm)
3.59"
(91.19mm)
0.44"
(11.17mm)
91st Driest Driest since: 1936 1964
37th Wettest Wettest since: 1937 1923
Jun–Sep 1938
4-Month
5.47"
(138.94mm)
5.43"
(137.92mm)
0.04"
(1.02mm)
72nd Driest Driest since: 1935 2012
56th Wettest Wettest since: 1937 1923
May–Sep 1938
5-Month
8.28"
(210.31mm)
7.64"
(194.06mm)
0.64"
(16.25mm)
85th Driest Driest since: 1936 1919
43rd Wettest Wettest since: 1937 1915
Apr–Sep 1938
6-Month
10.03"
(254.76mm)
9.42"
(239.27mm)
0.61"
(15.49mm)
85th Driest Driest since: 1936 2012
43rd Wettest Wettest since: 1937 1941
Mar–Sep 1938
7-Month
11.84"
(300.74mm)
10.67"
(271.02mm)
1.17"
(29.72mm)
95th Driest Driest since: 1937 2012
33rd Wettest Wettest since: 1929 1941
Ties: 2009, 2015
Feb–Sep 1938
8-Month
12.49"
(317.25mm)
11.63"
(295.40mm)
0.86"
(21.85mm)
84th Driest Driest since: 1936 2012
44th Wettest Wettest since: 1937 1945
Jan–Sep 1938
9-Month
13.43"
(341.12mm)
12.70"
(322.58mm)
0.73"
(18.54mm)
83rd Driest Driest since: 1936 1919
45th Wettest Wettest since: 1937 1915, 1945
Dec 1937–Sep 1938
10-Month
14.89"
(378.21mm)
13.71"
(348.23mm)
1.18"
(29.98mm)
86th Driest Driest since: 1936 1919
41st Wettest Wettest since: 1937 1923
Nov 1937–Sep 1938
11-Month
16.22"
(411.99mm)
14.74"
(374.40mm)
1.48"
(37.59mm)
94th Driest Driest since: 1937 1919
33rd Wettest Wettest since: 1929 1923
Oct 1937–Sep 1938
12-Month
17.45"
(443.23mm)
15.94"
(404.88mm)
1.51"
(38.35mm)
89th Driest Driest since: 1937 1919
38th Wettest Wettest since: 1929 1995
Apr 1937–Sep 1938
18-Month
27.73"
(704.34mm)
25.35"
(643.89mm)
2.38"
(60.45mm)
98th Driest Driest since: 1937 2021
29th Wettest Wettest since: 1928 1945
Oct 1936–Sep 1938
24-Month
34.50"
(876.30mm)
31.88"
(809.75mm)
2.62"
(66.55mm)
97th Driest Driest since: 1937 2002
29th Wettest Wettest since: 1930 1998
Oct 1935–Sep 1938
36-Month
49.28"
(1,251.71mm)
47.81"
(1,214.37mm)
1.47"
(37.34mm)
82nd Driest Driest since: 1937 2002
43rd Wettest Wettest since: 1930 1997
Oct 1934–Sep 1938
48-Month
64.03"
(1,626.36mm)
63.72"
(1,618.49mm)
0.31"
(7.87mm)
67th Driest Driest since: 1937 2003
57th Wettest Wettest since: 1930 1998
Oct 1933–Sep 1938
60-Month
74.87"
(1,901.70mm)
79.56"
(2,020.82mm)
-4.69"
(-119.12mm)
33rd Driest Driest since: 1937 2004
90th Wettest Wettest since: 1933 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on November 27, 2021 from https://www.ncdc.noaa.gov/cag/