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, January 2011

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
January 2011
1-Month
1.01"
(25.65mm)
1.06"
(26.92mm)
-0.05"
(-1.27mm)
71st Driest
Driest since:
1961
58th Wettest
Wettest since:
1895
Ties: 1912
Dec 2010–Jan 2011
2-Month
2.70"
(68.58mm)
2.07"
(52.58mm)
0.63"
(16.00mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest since:
1997
Nov 2010–Jan 2011
3-Month
4.05"
(102.87mm)
3.10"
(78.74mm)
0.95"
(24.13mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest since:
1943
Oct 2010–Jan 2011
4-Month
5.33"
(135.38mm)
4.30"
(109.22mm)
1.03"
(26.16mm)
111th Driest
Driest since:
1934, 1977
17th Wettest
Wettest since:
1943
Sep 2010–Jan 2011
5-Month
5.68"
(144.27mm)
5.54"
(140.72mm)
0.14"
(3.55mm)
70th Driest
Driest since:
1934
58th Wettest
Wettest since:
1943
Aug 2010–Jan 2011
6-Month
6.69"
(169.93mm)
6.61"
(167.89mm)
0.08"
(2.04mm)
72nd Driest
Driest since:
1905
56th Wettest
Wettest since:
1928
Ties: 1897
Jul 2010–Jan 2011
7-Month
7.80"
(198.12mm)
7.89"
(200.41mm)
-0.09"
(-2.29mm)
64th Driest
Driest since:
2021
64th Wettest
Wettest since:
1924
Jun 2010–Jan 2011
8-Month
10.43"
(264.92mm)
9.72"
(246.89mm)
0.71"
(18.03mm)
91st Driest
Driest since:
1934
37th Wettest
Wettest since:
1999
May 2010–Jan 2011
9-Month
13.66"
(346.96mm)
11.92"
(302.77mm)
1.74"
(44.19mm)
102nd Driest
Driest since:
1901
26th Wettest
Wettest since:
1909
Apr 2010–Jan 2011
10-Month
15.98"
(405.89mm)
13.72"
(348.49mm)
2.26"
(57.40mm)
108th Driest
Driest since:
1955
20th Wettest
Wettest since:
1942
Mar 2010–Jan 2011
11-Month
17.09"
(434.09mm)
14.97"
(380.24mm)
2.12"
(53.85mm)
105th Driest
Driest since:
2013
23rd Wettest
Wettest since:
1996
Feb 2010–Jan 2011
12-Month
17.67"
(448.82mm)
15.93"
(404.62mm)
1.74"
(44.20mm)
98th Driest
Driest since:
2013
30th Wettest
Wettest since:
1996
Ties: 1945
Aug 2009–Jan 2011
18-Month
23.25"
(590.55mm)
22.54"
(572.52mm)
0.71"
(18.03mm)
76th Driest
Driest since:
1935
51st Wettest
Wettest since:
1996
Ties: 1921
Feb 2009–Jan 2011
24-Month
33.92"
(861.57mm)
31.88"
(809.75mm)
2.04"
(51.82mm)
90th Driest
Driest since:
2003
37th Wettest
Wettest since:
1943
Feb 2008–Jan 2011
36-Month
50.24"
(1,276.10mm)
47.78"
(1,213.61mm)
2.46"
(62.49mm)
91st Driest
Driest since:
2003
35th Wettest
Wettest since:
1948
Feb 2007–Jan 2011
48-Month
65.66"
(1,667.76mm)
63.65"
(1,616.71mm)
2.01"
(51.05mm)
83rd Driest
Driest since:
2004
42nd Wettest
Wettest since:
1999
Feb 2006–Jan 2011
60-Month
78.11"
(1,983.99mm)
79.51"
(2,019.55mm)
-1.40"
(-35.56mm)
51st Driest
Driest since:
2005
73rd Wettest
Wettest since:
2000

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