Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Wyoming

Precipitation Rankings, September 1942

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1942
1-Month
1.27"
(32.26mm)
1.24"
(31.50mm)
0.03"
(0.76mm)
75th Driest
Driest since:
1979
54th Wettest
Wettest since:
1923
Ties: 1924
Aug–Sep 1942
2-Month
1.86"
(47.24mm)
2.31"
(58.67mm)
-0.45"
(-11.43mm)
51st Driest
Driest since:
2012
78th Wettest
Wettest since:
1923
Ties: 1948
Jul–Sep 1942
3-Month
2.92"
(74.17mm)
3.59"
(91.19mm)
-0.67"
(-17.02mm)
46th Driest
Driest since:
1964
83rd Wettest
Wettest since:
1923
Ties: 2005
Jun–Sep 1942
4-Month
4.13"
(104.90mm)
5.43"
(137.92mm)
-1.30"
(-33.02mm)
27th Driest
Driest since:
2012
102nd Wettest
Wettest since:
1923
May–Sep 1942
5-Month
6.96"
(176.78mm)
7.64"
(194.06mm)
-0.68"
(-17.28mm)
46th Driest
Driest since:
1919
83rd Wettest
Wettest since:
1915
Ties: 1899
Apr–Sep 1942
6-Month
9.56"
(242.82mm)
9.42"
(239.27mm)
0.14"
(3.55mm)
73rd Driest
Driest since:
2012
56th Wettest
Wettest since:
1941
Mar–Sep 1942
7-Month
10.37"
(263.40mm)
10.67"
(271.02mm)
-0.30"
(-7.62mm)
60th Driest
Driest since:
2012
69th Wettest
Wettest since:
1941
Feb–Sep 1942
8-Month
11.24"
(285.50mm)
11.63"
(295.40mm)
-0.39"
(-9.90mm)
56th Driest
Driest since:
2012
73rd Wettest
Wettest since:
1945
Ties: 1970
Jan–Sep 1942
9-Month
12.05"
(306.07mm)
12.70"
(322.58mm)
-0.65"
(-16.51mm)
47th Driest
Driest since:
1919
82nd Wettest
Wettest since:
1915, 1945
Dec 1941–Sep 1942
10-Month
13.49"
(342.65mm)
13.71"
(348.23mm)
-0.22"
(-5.58mm)
63rd Driest
Driest since:
1919
65th Wettest
Wettest since:
1923
Nov 1941–Sep 1942
11-Month
14.48"
(367.79mm)
14.74"
(374.40mm)
-0.26"
(-6.61mm)
62nd Driest
Driest since:
1919
66th Wettest
Wettest since:
1923
Oct 1941–Sep 1942
12-Month
16.16"
(410.46mm)
15.94"
(404.88mm)
0.22"
(5.58mm)
70th Driest
Driest since:
1919
58th Wettest
Wettest since:
1995
Ties: 1917
Apr 1941–Sep 1942
18-Month
29.96"
(760.98mm)
25.35"
(643.89mm)
4.61"
(117.09mm)
125th Driest
Driest since:
2021
3rd Wettest
Wettest since:
1945
Oct 1940–Sep 1942
24-Month
35.31"
(896.87mm)
31.88"
(809.75mm)
3.43"
(87.12mm)
105th Driest
Driest since:
2002
22nd Wettest
Wettest since:
1998
Oct 1939–Sep 1942
36-Month
49.94"
(1,268.48mm)
47.81"
(1,214.37mm)
2.13"
(54.11mm)
90th Driest
Driest since:
2002
36th Wettest
Wettest since:
1997
Oct 1938–Sep 1942
48-Month
63.40"
(1,610.36mm)
63.72"
(1,618.49mm)
-0.32"
(-8.13mm)
63rd Driest
Driest since:
2003
62nd Wettest
Wettest since:
1998
Oct 1937–Sep 1942
60-Month
80.85"
(2,053.59mm)
79.56"
(2,020.82mm)
1.29"
(32.77mm)
74th Driest
Driest since:
2004
50th Wettest
Wettest since:
1999

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