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, August 1899

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1899
1-Month
0.84"
(21.34mm)
1.07"
(27.18mm)
-0.23"
(-5.84mm)
44th Driest
Driest since:
1944
85th Wettest
Wettest since:
1930
Ties: 1954, 1964, 2016
Jul–Aug 1899
2-Month
2.05"
(52.07mm)
2.35"
(59.69mm)
-0.30"
(-7.62mm)
55th Driest
Driest since:
2020
74th Wettest
Wettest since:
1930
Ties: 1961
Jun–Aug 1899
3-Month
4.39"
(111.51mm)
4.19"
(106.43mm)
0.20"
(5.08mm)
81st Driest
Driest since:
1924
48th Wettest
Wettest to Date
1945
May–Aug 1899
4-Month
6.49"
(164.85mm)
6.40"
(162.56mm)
0.09"
(2.29mm)
71st Driest
Driest since:
1919
58th Wettest
Wettest since:
1908
Apr–Aug 1899
5-Month
7.55"
(191.77mm)
8.18"
(207.77mm)
-0.63"
(-16.00mm)
46th Driest
Driest since:
1924
83rd Wettest
Wettest since:
1941
Mar–Aug 1899
6-Month
10.43"
(264.92mm)
9.43"
(239.52mm)
1.00"
(25.40mm)
94th Driest
Driest since:
1919
35th Wettest
Wettest to Date
1941
Feb–Aug 1899
7-Month
12.72"
(323.09mm)
10.39"
(263.91mm)
2.33"
(59.18mm)
117th Driest
Driest since:
1919
12th Wettest
Wettest to Date
1941
Jan–Aug 1899
8-Month
14.75"
(374.65mm)
11.46"
(291.08mm)
3.29"
(83.57mm)
128th Driest
Driest since:
1919
1st Wettest
Wettest to Date
1899
Dec 1898–Aug 1899
9-Month
15.36"
(390.14mm)
12.47"
(316.74mm)
2.89"
(73.40mm)
121st Driest
Driest since:
1919
7th Wettest
Wettest to Date
1993
Nov 1898–Aug 1899
10-Month
16.30"
(414.02mm)
13.50"
(342.90mm)
2.80"
(71.12mm)
119th Driest
Driest since:
1919
9th Wettest
Wettest to Date
1945
Oct 1898–Aug 1899
11-Month
17.47"
(443.74mm)
14.70"
(373.38mm)
2.77"
(70.36mm)
117th Driest
Driest since:
1919
11th Wettest
Wettest to Date
1995
Ties: 1941
Sep 1898–Aug 1899
12-Month
17.86"
(453.64mm)
15.93"
(404.62mm)
1.93"
(49.02mm)
101st Driest
Driest since:
1934
27th Wettest
Wettest to Date
1995
Ties: 1957
Mar 1898–Aug 1899
18-Month
27.43"
(696.72mm)
25.36"
(644.14mm)
2.07"
(52.58mm)
95th Driest
Driest since:
2013
33rd Wettest
Wettest to Date
1945
Sep 1897–Aug 1899
24-Month
33.43"
(849.12mm)
31.86"
(809.24mm)
1.57"
(39.88mm)
89th Driest
Driest since:
2002
38th Wettest
Wettest to Date
2015
Sep 1896–Aug 1899
36-Month
47.94"
(1,217.68mm)
47.78"
(1,213.61mm)
0.16"
(4.07mm)
69th Driest
Driest since:
2002
57th Wettest
Wettest to Date
1997
Sep 1895–Aug 1899
48-Month
64.61"
(1,641.09mm)
63.68"
(1,617.47mm)
0.93"
(23.62mm)
73rd Driest
Driest since:
2003
52nd Wettest
Wettest to Date
1998

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