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 1903

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 1903
1-Month
1.36"
(34.54mm)
1.06"
(26.92mm)
0.30"
(7.62mm)
102nd Driest
Driest since:
1961
27th Wettest
Wettest since:
1895
Ties: 1965
Dec 1902–Jan 1903
2-Month
2.57"
(65.28mm)
2.07"
(52.58mm)
0.50"
(12.70mm)
107th Driest
Driest since:
1931
21st Wettest
Wettest since:
1997
Nov 1902–Jan 1903
3-Month
3.38"
(85.85mm)
3.10"
(78.74mm)
0.28"
(7.11mm)
89th Driest
Driest since:
1931
39th Wettest
Wettest since:
1943
Ties: 2015
Oct 1902–Jan 1903
4-Month
3.76"
(95.50mm)
4.30"
(109.22mm)
-0.54"
(-13.72mm)
37th Driest
Driest since:
1934, 1977
91st Wettest
Wettest since:
1943
Ties: 1990
Sep 1902–Jan 1903
5-Month
4.67"
(118.62mm)
5.54"
(140.72mm)
-0.87"
(-22.10mm)
32nd Driest
Driest since:
1934
96th Wettest
Wettest since:
1943
Ties: 2001
Aug 1902–Jan 1903
6-Month
4.97"
(126.24mm)
6.61"
(167.89mm)
-1.64"
(-41.65mm)
15th Driest
Driest since:
1905
113th Wettest
Wettest since:
1928
Jul 1902–Jan 1903
7-Month
5.94"
(150.88mm)
7.89"
(200.41mm)
-1.95"
(-49.53mm)
13th Driest
Driest since:
2021
115th Wettest
Wettest since:
1924
Jun 1902–Jan 1903
8-Month
7.33"
(186.18mm)
9.72"
(246.89mm)
-2.39"
(-60.71mm)
16th Driest
Driest since:
1934
112th Wettest
Wettest since:
1999
May 1902–Jan 1903
9-Month
8.90"
(226.06mm)
11.92"
(302.77mm)
-3.02"
(-76.71mm)
12th Driest
Driest since:
1901
116th Wettest
Wettest since:
1909
Apr 1902–Jan 1903
10-Month
10.50"
(266.70mm)
13.72"
(348.49mm)
-3.22"
(-81.79mm)
10th Driest
Driest since:
1955
118th Wettest
Wettest since:
1942
Mar 1902–Jan 1903
11-Month
11.74"
(298.20mm)
14.97"
(380.24mm)
-3.23"
(-82.04mm)
16th Driest
Driest since:
2013
112th Wettest
Wettest since:
1996
Feb 1902–Jan 1903
12-Month
12.65"
(321.31mm)
15.93"
(404.62mm)
-3.28"
(-83.31mm)
15th Driest
Driest since:
2013
113th Wettest
Wettest since:
1996
Aug 1901–Jan 1903
18-Month
17.92"
(455.17mm)
22.54"
(572.52mm)
-4.62"
(-117.35mm)
8th Driest
Driest since:
1935
119th Wettest
Wettest since:
1996
Feb 1901–Jan 1903
24-Month
27.71"
(703.83mm)
31.88"
(809.75mm)
-4.17"
(-105.92mm)
18th Driest
Driest since:
2003
109th Wettest
Wettest since:
1943
Feb 1900–Jan 1903
36-Month
41.25"
(1,047.75mm)
47.78"
(1,213.61mm)
-6.53"
(-165.86mm)
9th Driest
Driest since:
2003
117th Wettest
Wettest since:
1948
Feb 1899–Jan 1903
48-Month
58.02"
(1,473.71mm)
63.65"
(1,616.71mm)
-5.63"
(-143.00mm)
16th Driest
Driest since:
2004
109th Wettest
Wettest since:
1999
Feb 1898–Jan 1903
60-Month
73.32"
(1,862.33mm)
79.51"
(2,019.55mm)
-6.19"
(-157.22mm)
20th Driest
Driest since:
2005
104th Wettest
Wettest since:
2000

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