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 2004

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
August 2004
1-Month
1.12"
(28.45mm)
1.07"
(27.18mm)
0.05"
(1.27mm)
81st Driest
Driest since:
1944
48th Wettest
Wettest since:
1930
Ties: 1920, 1990
Jul–Aug 2004
2-Month
2.78"
(70.61mm)
2.35"
(59.69mm)
0.43"
(10.92mm)
98th Driest
Driest since:
2020
31st Wettest
Wettest since:
1930
Jun–Aug 2004
3-Month
4.44"
(112.78mm)
4.19"
(106.43mm)
0.25"
(6.35mm)
82nd Driest
Driest since:
1924
47th Wettest
Wettest since:
1945
May–Aug 2004
4-Month
5.89"
(149.61mm)
6.40"
(162.56mm)
-0.51"
(-12.95mm)
49th Driest
Driest since:
1919
80th Wettest
Wettest since:
1908
Ties: 1986
Apr–Aug 2004
5-Month
7.41"
(188.21mm)
8.18"
(207.77mm)
-0.77"
(-19.56mm)
41st Driest
Driest since:
1924
88th Wettest
Wettest since:
1941
Mar–Aug 2004
6-Month
7.85"
(199.39mm)
9.43"
(239.52mm)
-1.58"
(-40.13mm)
29th Driest
Driest since:
1919
100th Wettest
Wettest since:
1941
Ties: 1900
Feb–Aug 2004
7-Month
8.92"
(226.57mm)
10.39"
(263.91mm)
-1.47"
(-37.34mm)
28th Driest
Driest since:
1919
101st Wettest
Wettest since:
1941
Jan–Aug 2004
8-Month
9.53"
(242.06mm)
11.46"
(291.08mm)
-1.93"
(-49.02mm)
26th Driest
Driest since:
1919
103rd Wettest
Wettest since:
1899
Dec 2003–Aug 2004
9-Month
10.76"
(273.30mm)
12.47"
(316.74mm)
-1.71"
(-43.44mm)
27th Driest
Driest since:
1919
101st Wettest
Wettest since:
1993
Nov 2003–Aug 2004
10-Month
11.90"
(302.26mm)
13.50"
(342.90mm)
-1.60"
(-40.64mm)
30th Driest
Driest since:
1919
98th Wettest
Wettest since:
1945
Ties: 2022
Oct 2003–Aug 2004
11-Month
12.59"
(319.79mm)
14.70"
(373.38mm)
-2.11"
(-53.59mm)
27th Driest
Driest since:
1919
101st Wettest
Wettest since:
1995
Sep 2003–Aug 2004
12-Month
13.87"
(352.30mm)
15.93"
(404.62mm)
-2.06"
(-52.32mm)
29th Driest
Driest since:
1934
99th Wettest
Wettest since:
1995
Mar 2003–Aug 2004
18-Month
22.74"
(577.60mm)
25.36"
(644.14mm)
-2.62"
(-66.54mm)
27th Driest
Driest since:
2013
101st Wettest
Wettest since:
1945
Sep 2002–Aug 2004
24-Month
28.60"
(726.44mm)
31.86"
(809.24mm)
-3.26"
(-82.80mm)
25th Driest
Driest since:
2002
102nd Wettest
Wettest since:
2015
Sep 2001–Aug 2004
36-Month
40.32"
(1,024.13mm)
47.78"
(1,213.61mm)
-7.46"
(-189.48mm)
6th Driest
Driest since:
2002
120th Wettest
Wettest since:
1997
Sep 2000–Aug 2004
48-Month
52.84"
(1,342.14mm)
63.68"
(1,617.47mm)
-10.84"
(-275.33mm)
2nd Driest
Driest since:
2003
123rd Wettest
Wettest since:
1998
Sep 1999–Aug 2004
60-Month
66.14"
(1,679.96mm)
79.53"
(2,020.06mm)
-13.39"
(-340.10mm)
1st Driest
Driest since:
2004
123rd Wettest
Wettest since:
1999

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