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 1930

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 1930
1-Month
1.19"
(30.23mm)
1.06"
(26.92mm)
0.13"
(3.31mm)
89th Driest
Driest since:
1961
40th Wettest
Wettest since:
1895
Ties: 1905
Dec 1929–Jan 1930
2-Month
1.87"
(47.50mm)
2.07"
(52.58mm)
-0.20"
(-5.08mm)
45th Driest
Driest since:
1931
83rd Wettest
Wettest since:
1997
Ties: 1944, 1954, 1990
Nov 1929–Jan 1930
3-Month
2.98"
(75.69mm)
3.10"
(78.74mm)
-0.12"
(-3.05mm)
61st Driest
Driest since:
1931
67th Wettest
Wettest since:
1943
Ties: 2004
Oct 1929–Jan 1930
4-Month
4.08"
(103.63mm)
4.30"
(109.22mm)
-0.22"
(-5.59mm)
53rd Driest
Driest since:
1934, 1977
75th Wettest
Wettest since:
1943
Sep 1929–Jan 1930
5-Month
6.19"
(157.23mm)
5.54"
(140.72mm)
0.65"
(16.51mm)
95th Driest
Driest since:
1934
33rd Wettest
Wettest since:
1943
Aug 1929–Jan 1930
6-Month
7.10"
(180.34mm)
6.61"
(167.89mm)
0.49"
(12.45mm)
86th Driest
Driest since:
1905
42nd Wettest
Wettest since:
1928
Ties: 2005
Jul 1929–Jan 1930
7-Month
8.13"
(206.50mm)
7.89"
(200.41mm)
0.24"
(6.09mm)
74th Driest
Driest since:
2021
54th Wettest
Wettest since:
1924
Jun 1929–Jan 1930
8-Month
9.24"
(234.70mm)
9.72"
(246.89mm)
-0.48"
(-12.19mm)
59th Driest
Driest since:
1934
69th Wettest
Wettest since:
1999
May 1929–Jan 1930
9-Month
11.32"
(287.53mm)
11.92"
(302.77mm)
-0.60"
(-15.24mm)
55th Driest
Driest since:
1901
73rd Wettest
Wettest since:
1909
Apr 1929–Jan 1930
10-Month
13.78"
(350.01mm)
13.72"
(348.49mm)
0.06"
(1.52mm)
65th Driest
Driest since:
1955
63rd Wettest
Wettest since:
1942
Ties: 1985
Mar 1929–Jan 1930
11-Month
16.01"
(406.65mm)
14.97"
(380.24mm)
1.04"
(26.41mm)
87th Driest
Driest since:
2013
41st Wettest
Wettest since:
1996
Feb 1929–Jan 1930
12-Month
17.10"
(434.34mm)
15.93"
(404.62mm)
1.17"
(29.72mm)
92nd Driest
Driest since:
2013
36th Wettest
Wettest since:
1996
Aug 1928–Jan 1930
18-Month
23.30"
(591.82mm)
22.54"
(572.52mm)
0.76"
(19.30mm)
77th Driest
Driest since:
1935
50th Wettest
Wettest since:
1996
Feb 1928–Jan 1930
24-Month
33.14"
(841.76mm)
31.88"
(809.75mm)
1.26"
(32.01mm)
83rd Driest
Driest since:
2003
44th Wettest
Wettest since:
1943
Feb 1927–Jan 1930
36-Month
53.73"
(1,364.74mm)
47.78"
(1,213.61mm)
5.95"
(151.13mm)
117th Driest
Driest since:
2003
9th Wettest
Wettest since:
1948
Feb 1926–Jan 1930
48-Month
70.63"
(1,794.00mm)
63.65"
(1,616.71mm)
6.98"
(177.29mm)
115th Driest
Driest since:
2004
10th Wettest
Wettest since:
1999
Feb 1925–Jan 1930
60-Month
88.03"
(2,235.96mm)
79.51"
(2,019.55mm)
8.52"
(216.41mm)
114th Driest
Driest since:
2005
10th Wettest
Wettest since:
2000

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