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 2018

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 2018
1-Month
0.95"
(24.13mm)
1.07"
(27.18mm)
-0.12"
(-3.05mm)
61st Driest
Driest since:
1944
68th Wettest
Wettest since:
1930
Jul–Aug 2018
2-Month
2.27"
(57.66mm)
2.35"
(59.69mm)
-0.08"
(-2.03mm)
73rd Driest
Driest since:
2020
56th Wettest
Wettest since:
1930
Ties: 1953
Jun–Aug 2018
3-Month
4.37"
(111.00mm)
4.19"
(106.43mm)
0.18"
(4.57mm)
80th Driest
Driest since:
1924
49th Wettest
Wettest since:
1945
May–Aug 2018
4-Month
7.46"
(189.48mm)
6.40"
(162.56mm)
1.06"
(26.92mm)
97th Driest
Driest since:
1919
32nd Wettest
Wettest since:
1908
Apr–Aug 2018
5-Month
8.90"
(226.06mm)
8.18"
(207.77mm)
0.72"
(18.29mm)
91st Driest
Driest since:
1924
38th Wettest
Wettest since:
1941
Mar–Aug 2018
6-Month
10.30"
(261.62mm)
9.43"
(239.52mm)
0.87"
(22.10mm)
89th Driest
Driest since:
1919
40th Wettest
Wettest since:
1941
Feb–Aug 2018
7-Month
11.52"
(292.61mm)
10.39"
(263.91mm)
1.13"
(28.70mm)
95th Driest
Driest since:
1919
34th Wettest
Wettest since:
1941
Jan–Aug 2018
8-Month
12.42"
(315.47mm)
11.46"
(291.08mm)
0.96"
(24.39mm)
87th Driest
Driest since:
1919
42nd Wettest
Wettest since:
1899
Ties: 1895, 1918
Dec 2017–Aug 2018
9-Month
13.44"
(341.38mm)
12.47"
(316.74mm)
0.97"
(24.64mm)
86th Driest
Driest since:
1919
42nd Wettest
Wettest since:
1993
Nov 2017–Aug 2018
10-Month
14.92"
(378.97mm)
13.50"
(342.90mm)
1.42"
(36.07mm)
94th Driest
Driest since:
1919
34th Wettest
Wettest since:
1945
Oct 2017–Aug 2018
11-Month
15.71"
(399.03mm)
14.70"
(373.38mm)
1.01"
(25.65mm)
79th Driest
Driest since:
1919
49th Wettest
Wettest since:
1995
Sep 2017–Aug 2018
12-Month
17.92"
(455.17mm)
15.93"
(404.62mm)
1.99"
(50.55mm)
105th Driest
Driest since:
1934
23rd Wettest
Wettest since:
1995
Ties: 1972
Mar 2017–Aug 2018
18-Month
27.40"
(695.96mm)
25.36"
(644.14mm)
2.04"
(51.82mm)
94th Driest
Driest since:
2013
34th Wettest
Wettest since:
1945
Sep 2016–Aug 2018
24-Month
37.52"
(953.01mm)
31.86"
(809.24mm)
5.66"
(143.77mm)
124th Driest
Driest since:
2002
3rd Wettest
Wettest since:
2015
Sep 2015–Aug 2018
36-Month
52.31"
(1,328.67mm)
47.78"
(1,213.61mm)
4.53"
(115.06mm)
107th Driest
Driest since:
2002
19th Wettest
Wettest since:
1997
Sep 2014–Aug 2018
48-Month
70.35"
(1,786.89mm)
63.68"
(1,617.47mm)
6.67"
(169.42mm)
113th Driest
Driest since:
2003
12th Wettest
Wettest since:
1998
Sep 2013–Aug 2018
60-Month
90.29"
(2,293.37mm)
79.53"
(2,020.06mm)
10.76"
(273.31mm)
120th Driest
Driest since:
2004
4th Wettest
Wettest since:
1999

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