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 July 2020. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, May 2017

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 2017
1-Month
1.80"
(45.72mm)
2.21"
(56.13mm)
-0.41"
(-10.41mm)
46th Driest Driest since: 2014 1936
81st Wettest Wettest since: 2016 1908
Apr–May 2017
2-Month
4.60"
(116.84mm)
3.99"
(101.35mm)
0.61"
(15.49mm)
91st Driest Driest since: 2014 1936
36th Wettest Wettest since: 2016 2011
Mar–May 2017
3-Month
6.48"
(164.59mm)
5.24"
(133.10mm)
1.24"
(31.49mm)
104th Driest Driest since: 2014 1919
23rd Wettest Wettest since: 2016 2011
Feb–May 2017
4-Month
8.50"
(215.90mm)
6.21"
(157.73mm)
2.29"
(58.17mm)
119th Driest Driest since: 2016 1966
8th Wettest Wettest since: 2011 2011
Jan–May 2017
5-Month
10.16"
(258.06mm)
7.27"
(184.66mm)
2.89"
(73.40mm)
123rd Driest Driest since: 2016 1919
4th Wettest Wettest since: 2011 2011
Dec 2016–May 2017
6-Month
11.98"
(304.29mm)
8.28"
(210.31mm)
3.70"
(93.98mm)
124th Driest Driest since: 2016 1919
2nd Wettest Wettest since: 2011 2011
Nov 2016–May 2017
7-Month
12.82"
(325.63mm)
9.31"
(236.47mm)
3.51"
(89.16mm)
123rd Driest Driest since: 2016 1919
3rd Wettest Wettest since: 2011 2011
Oct 2016–May 2017
8-Month
14.63"
(371.60mm)
10.51"
(266.95mm)
4.12"
(104.65mm)
123rd Driest Driest since: 2016 1966
3rd Wettest Wettest since: 2011 1995
Sep 2016–May 2017
9-Month
16.60"
(421.64mm)
11.75"
(298.45mm)
4.85"
(123.19mm)
125th Driest Driest since: 2016 1934
1st Wettest Wettest to Date 2017
Aug 2016–May 2017
10-Month
17.44"
(442.98mm)
12.81"
(325.37mm)
4.63"
(117.61mm)
125th Driest Driest since: 2016 1934
1st Wettest Wettest to Date 2017
Jul 2016–May 2017
11-Month
18.14"
(460.76mm)
14.10"
(358.14mm)
4.04"
(102.62mm)
124th Driest Driest since: 2016 1934
2nd Wettest Wettest since: 1978 1978
Jun 2016–May 2017
12-Month
18.80"
(477.52mm)
15.93"
(404.62mm)
2.87"
(72.90mm)
114th Driest Driest since: 2016 1934
12th Wettest Wettest since: 2015 1999
Dec 2015–May 2017
18-Month
28.55"
(725.17mm)
24.21"
(614.93mm)
4.34"
(110.24mm)
119th Driest Driest since: 2016 1961
6th Wettest Wettest since: 2011 1996
Jun 2015–May 2017
24-Month
35.72"
(907.29mm)
31.86"
(809.24mm)
3.86"
(98.05mm)
109th Driest Driest since: 2014 2002
16th Wettest Wettest since: 2016 1999
Jun 2014–May 2017
36-Month
54.71"
(1,389.63mm)
47.75"
(1,212.85mm)
6.96"
(176.78mm)
120th Driest Driest since: 2016 2003
4th Wettest Wettest since: 1999 1929
Jun 2013–May 2017
48-Month
72.27"
(1,835.66mm)
63.62"
(1,615.95mm)
8.65"
(219.71mm)
119th Driest Driest since: 2016 2004
4th Wettest Wettest since: 1999 1999
Jun 2012–May 2017
60-Month
84.03"
(2,134.36mm)
79.48"
(2,018.79mm)
4.55"
(115.57mm)
94th Driest Driest since: 2016 2004
28th Wettest Wettest since: 2000 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 7, 2020 from https://www.ncdc.noaa.gov/cag/