Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of October 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 2011

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 2011
1-Month
0.54"
(13.72mm)
1.24"
(31.50mm)
-0.70"
(-17.78mm)
21st Driest Driest since: 2010 1979
107th Wettest Wettest since: 2009 1923
Aug–Sep 2011
2-Month
1.35"
(34.29mm)
2.31"
(58.67mm)
-0.96"
(-24.38mm)
18th Driest Driest since: 1975 2012
110th Wettest Wettest since: 2010 1923
Jul–Sep 2011
3-Month
2.36"
(59.94mm)
3.59"
(91.19mm)
-1.23"
(-31.25mm)
17th Driest Driest since: 1988 1964
111th Wettest Wettest since: 2010 1923
Jun–Sep 2011
4-Month
3.95"
(100.33mm)
5.43"
(137.92mm)
-1.48"
(-37.59mm)
24th Driest Driest since: 1996 2012
104th Wettest Wettest since: 2010 1923
May–Sep 2011
5-Month
8.54"
(216.92mm)
7.64"
(194.06mm)
0.90"
(22.86mm)
94th Driest Driest since: 2010 1919
34th Wettest Wettest since: 1998 1915
Apr–Sep 2011
6-Month
11.03"
(280.16mm)
9.42"
(239.27mm)
1.61"
(40.89mm)
102nd Driest Driest since: 2010 2012
26th Wettest Wettest since: 1999 1941
Mar–Sep 2011
7-Month
12.51"
(317.75mm)
10.67"
(271.02mm)
1.84"
(46.73mm)
106th Driest Driest since: 2010 2012
22nd Wettest Wettest since: 1997 1941
Feb–Sep 2011
8-Month
13.54"
(343.92mm)
11.63"
(295.40mm)
1.91"
(48.52mm)
105th Driest Driest since: 2010 2012
23rd Wettest Wettest since: 1997 1945
Jan–Sep 2011
9-Month
14.55"
(369.57mm)
12.70"
(322.58mm)
1.85"
(46.99mm)
103rd Driest Driest since: 2010 1919
25th Wettest Wettest since: 1998 1915, 1945
Dec 2010–Sep 2011
10-Month
16.24"
(412.50mm)
13.71"
(348.23mm)
2.53"
(64.27mm)
112th Driest Driest since: 2010 1919
15th Wettest Wettest since: 1997 1923
Nov 2010–Sep 2011
11-Month
17.59"
(446.79mm)
14.74"
(374.40mm)
2.85"
(72.39mm)
115th Driest Driest since: 2010 1919
12th Wettest Wettest since: 1997 1923
Oct 2010–Sep 2011
12-Month
18.87"
(479.30mm)
15.94"
(404.88mm)
2.93"
(74.42mm)
114th Driest Driest since: 2010 1919
13th Wettest Wettest since: 1999 1995
Apr 2010–Sep 2011
18-Month
29.52"
(749.81mm)
25.35"
(643.89mm)
4.17"
(105.92mm)
121st Driest Driest since: 2010 2021
6th Wettest Wettest since: 1999 1945
Oct 2009–Sep 2011
24-Month
34.98"
(888.49mm)
31.88"
(809.75mm)
3.10"
(78.74mm)
102nd Driest Driest since: 2010 2002
24th Wettest Wettest since: 1999 1998
Oct 2008–Sep 2011
36-Month
52.15"
(1,324.61mm)
47.81"
(1,214.37mm)
4.34"
(110.24mm)
109th Driest Driest since: 2010 2002
16th Wettest Wettest since: 1999 1997
Oct 2007–Sep 2011
48-Month
68.60"
(1,742.44mm)
63.72"
(1,618.49mm)
4.88"
(123.95mm)
103rd Driest Driest since: 2010 2003
21st Wettest Wettest since: 2000 1998
Oct 2006–Sep 2011
60-Month
83.07"
(2,109.98mm)
79.56"
(2,020.82mm)
3.51"
(89.16mm)
91st Driest Driest since: 2010 2004
32nd Wettest Wettest since: 2000 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 4, 2021 from https://www.ncdc.noaa.gov/cag/