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 2009

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 2009
1-Month
1.18"
(29.97mm)
1.07"
(27.18mm)
0.11"
(2.79mm)
90th Driest
Driest since:
1944
39th Wettest
Wettest since:
1930
Ties: 1915, 1931, 1965
Jul–Aug 2009
2-Month
2.63"
(66.80mm)
2.35"
(59.69mm)
0.28"
(7.11mm)
88th Driest
Driest since:
2020
41st Wettest
Wettest since:
1930
Jun–Aug 2009
3-Month
5.85"
(148.59mm)
4.19"
(106.43mm)
1.66"
(42.16mm)
119th Driest
Driest since:
1924
10th Wettest
Wettest since:
1945
Ties: 1923
May–Aug 2009
4-Month
7.11"
(180.59mm)
6.40"
(162.56mm)
0.71"
(18.03mm)
88th Driest
Driest since:
1919
41st Wettest
Wettest since:
1908
Apr–Aug 2009
5-Month
9.61"
(244.09mm)
8.18"
(207.77mm)
1.43"
(36.32mm)
105th Driest
Driest since:
1924
24th Wettest
Wettest since:
1941
Mar–Aug 2009
6-Month
11.21"
(284.73mm)
9.43"
(239.52mm)
1.78"
(45.21mm)
111th Driest
Driest since:
1919
18th Wettest
Wettest since:
1941
Feb–Aug 2009
7-Month
11.85"
(300.99mm)
10.39"
(263.91mm)
1.46"
(37.08mm)
102nd Driest
Driest since:
1919
27th Wettest
Wettest since:
1941
Jan–Aug 2009
8-Month
13.19"
(335.03mm)
11.46"
(291.08mm)
1.73"
(43.95mm)
106th Driest
Driest since:
1919
23rd Wettest
Wettest since:
1899
Dec 2008–Aug 2009
9-Month
14.39"
(365.51mm)
12.47"
(316.74mm)
1.92"
(48.77mm)
110th Driest
Driest since:
1919
18th Wettest
Wettest since:
1993
Ties: 1904, 1905
Nov 2008–Aug 2009
10-Month
15.31"
(388.87mm)
13.50"
(342.90mm)
1.81"
(45.97mm)
104th Driest
Driest since:
1919
24th Wettest
Wettest since:
1945
Oct 2008–Aug 2009
11-Month
16.54"
(420.12mm)
14.70"
(373.38mm)
1.84"
(46.74mm)
102nd Driest
Driest since:
1919
26th Wettest
Wettest since:
1995
Sep 2008–Aug 2009
12-Month
17.95"
(455.93mm)
15.93"
(404.62mm)
2.02"
(51.31mm)
107th Driest
Driest since:
1934
21st Wettest
Wettest since:
1995
Mar 2008–Aug 2009
18-Month
27.21"
(691.13mm)
25.36"
(644.14mm)
1.85"
(46.99mm)
89th Driest
Driest since:
2013
39th Wettest
Wettest since:
1945
Sep 2007–Aug 2009
24-Month
34.17"
(867.92mm)
31.86"
(809.24mm)
2.31"
(58.68mm)
96th Driest
Driest since:
2002
31st Wettest
Wettest since:
2015
Sep 2006–Aug 2009
36-Month
49.07"
(1,246.38mm)
47.78"
(1,213.61mm)
1.29"
(32.77mm)
84th Driest
Driest since:
2002
42nd Wettest
Wettest since:
1997
Sep 2005–Aug 2009
48-Month
61.76"
(1,568.70mm)
63.68"
(1,617.47mm)
-1.92"
(-48.77mm)
46th Driest
Driest since:
2003
79th Wettest
Wettest since:
1998
Sep 2004–Aug 2009
60-Month
78.33"
(1,989.58mm)
79.53"
(2,020.06mm)
-1.20"
(-30.48mm)
57th Driest
Driest since:
2004
67th Wettest
Wettest since:
1999

Citing This Page