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 1967

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1967
1-Month
1.49"
(37.85mm)
1.24"
(31.50mm)
0.25"
(6.35mm)
91st Driest
Driest since:
1979
38th Wettest
Wettest since:
1923
Aug–Sep 1967
2-Month
2.12"
(53.85mm)
2.31"
(58.67mm)
-0.19"
(-4.82mm)
58th Driest
Driest since:
2012
71st Wettest
Wettest since:
1923
Jul–Sep 1967
3-Month
3.36"
(85.34mm)
3.59"
(91.19mm)
-0.23"
(-5.85mm)
64th Driest
Driest since:
1964
65th Wettest
Wettest since:
1923
Ties: 1981
Jun–Sep 1967
4-Month
7.69"
(195.33mm)
5.43"
(137.92mm)
2.26"
(57.41mm)
121st Driest
Driest since:
2012
8th Wettest
Wettest since:
1923
May–Sep 1967
5-Month
10.10"
(256.54mm)
7.64"
(194.06mm)
2.46"
(62.48mm)
121st Driest
Driest since:
1919
8th Wettest
Wettest since:
1915
Apr–Sep 1967
6-Month
11.96"
(303.78mm)
9.42"
(239.27mm)
2.54"
(64.51mm)
117th Driest
Driest since:
2012
12th Wettest
Wettest since:
1941
Mar–Sep 1967
7-Month
13.20"
(335.28mm)
10.67"
(271.02mm)
2.53"
(64.26mm)
119th Driest
Driest since:
2012
10th Wettest
Wettest since:
1941
Ties: 1993
Feb–Sep 1967
8-Month
14.11"
(358.39mm)
11.63"
(295.40mm)
2.48"
(62.99mm)
116th Driest
Driest since:
2012
13th Wettest
Wettest since:
1945
Jan–Sep 1967
9-Month
15.46"
(392.68mm)
12.70"
(322.58mm)
2.76"
(70.10mm)
119th Driest
Driest since:
1919
10th Wettest
Wettest since:
1915, 1945
Dec 1966–Sep 1967
10-Month
16.44"
(417.58mm)
13.71"
(348.23mm)
2.73"
(69.35mm)
115th Driest
Driest since:
1919
13th Wettest
Wettest since:
1923
Nov 1966–Sep 1967
11-Month
17.30"
(439.42mm)
14.74"
(374.40mm)
2.56"
(65.02mm)
111th Driest
Driest since:
1919
17th Wettest
Wettest since:
1923
Oct 1966–Sep 1967
12-Month
18.52"
(470.41mm)
15.94"
(404.88mm)
2.58"
(65.53mm)
112th Driest
Driest since:
1919
16th Wettest
Wettest since:
1995
Apr 1966–Sep 1967
18-Month
26.14"
(663.96mm)
25.35"
(643.89mm)
0.79"
(20.07mm)
75th Driest
Driest since:
2021
53rd Wettest
Wettest since:
1945
Oct 1965–Sep 1967
24-Month
30.09"
(764.29mm)
31.88"
(809.75mm)
-1.79"
(-45.46mm)
40th Driest
Driest since:
2002
87th Wettest
Wettest since:
1998
Oct 1964–Sep 1967
36-Month
48.74"
(1,238.00mm)
47.81"
(1,214.37mm)
0.93"
(23.63mm)
79th Driest
Driest since:
2002
47th Wettest
Wettest since:
1997
Oct 1963–Sep 1967
48-Month
63.65"
(1,616.71mm)
63.72"
(1,618.49mm)
-0.07"
(-1.78mm)
64th Driest
Driest since:
2003
61st Wettest
Wettest since:
1998
Oct 1962–Sep 1967
60-Month
80.04"
(2,033.02mm)
79.56"
(2,020.82mm)
0.48"
(12.20mm)
69th Driest
Driest since:
2004
55th Wettest
Wettest since:
1999
Ties: 1924

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