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, February 2015

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2023)		 Wettest/Driest
Since		 Record
February 2015
1-Month 		0.94"
(23.88mm)		 0.97"
(24.64mm)		 -0.03"
(-0.76mm)		 69th Driest
Driest since:
 1970, 1977
61st Wettest
Wettest since:
 1899, 1986
Ties: 1919, 1963
Jan–Feb 2015
2-Month 		1.56"
(39.62mm)		 2.03"
(51.56mm)		 -0.47"
(-11.94mm)		 24th Driest
Driest since:
 1931
106th Wettest
Wettest since:
 1899
Ties: 1900
Dec 2014–Feb 2015
3-Month 		2.91"
(73.91mm)		 3.04"
(77.22mm)		 -0.13"
(-3.31mm)		 56th Driest
Driest since:
 1931
73rd Wettest
Wettest since:
 2017
Ties: 2004
Nov 2014–Feb 2015
4-Month 		4.32"
(109.73mm)		 4.07"
(103.38mm)		 0.25"
(6.35mm)		 79th Driest
Driest since:
 1931
50th Wettest
Wettest since:
 2017
Oct 2014–Feb 2015
5-Month 		4.89"
(124.21mm)		 5.27"
(133.86mm)		 -0.38"
(-9.65mm)		 46th Driest
Driest since:
 1977
83rd Wettest
Wettest since:
 1943
Sep 2014–Feb 2015
6-Month 		6.84"
(173.74mm)		 6.50"
(165.10mm)		 0.34"
(8.64mm)		 81st Driest
Driest since:
 1977
48th Wettest
Wettest since:
 2017
Aug 2014–Feb 2015
7-Month 		9.17"
(232.92mm)		 7.57"
(192.28mm)		 1.60"
(40.64mm)		 110th Driest
Driest since:
 1905
19th Wettest
Wettest since:
 2017
Jul 2014–Feb 2015
8-Month 		10.35"
(262.89mm)		 8.86"
(225.04mm)		 1.49"
(37.85mm)		 110th Driest
Driest since:
 1905
19th Wettest
Wettest since:
 1924
Jun 2014–Feb 2015
9-Month 		12.12"
(307.85mm)		 10.69"
(271.53mm)		 1.43"
(36.32mm)		 101st Driest
Driest since:
 2013
28th Wettest
Wettest since:
 1999
May 2014–Feb 2015
10-Month 		13.88"
(352.55mm)		 12.89"
(327.41mm)		 0.99"
(25.14mm)		 87th Driest
Driest since:
 2013
42nd Wettest
Wettest since:
 1909
Apr 2014–Feb 2015
11-Month 		15.26"
(387.60mm)		 14.69"
(373.13mm)		 0.57"
(14.47mm)		 80th Driest
Driest since:
 2013
49th Wettest
Wettest since:
 1942
Mar 2014–Feb 2015
12-Month 		17.02"
(432.31mm)		 15.93"
(404.62mm)		 1.09"
(27.69mm)		 90th Driest
Driest since:
 2013
39th Wettest
Wettest since:
 1996
Sep 2013–Feb 2015
18-Month 		26.78"
(680.21mm)		 22.44"
(569.98mm)		 4.34"
(110.23mm)		 121st Driest
Driest since:
 1935
7th Wettest
Wettest since:
 1996
Mar 2013–Feb 2015
24-Month 		34.45"
(875.03mm)		 31.87"
(809.50mm)		 2.58"
(65.53mm)		 96th Driest
Driest since:
 2003
32nd Wettest
Wettest since:
 1943
Mar 2012–Feb 2015
36-Month 		44.73"
(1,136.14mm)		 47.77"
(1,213.36mm)		 -3.04"
(-77.22mm)		 38th Driest
Driest since:
 2003
89th Wettest
Wettest since:
 1948
Mar 2011–Feb 2015
48-Month 		63.45"
(1,611.63mm)		 63.63"
(1,616.20mm)		 -0.18"
(-4.57mm)		 67th Driest
Driest since:
 2004
59th Wettest
Wettest since:
 1999
Ties: 1899
Mar 2010–Feb 2015
60-Month 		81.57"
(2,071.88mm)		 79.50"
(2,019.30mm)		 2.07"
(52.58mm)		 81st Driest
Driest since:
 2005
44th Wettest
Wettest since:
 2000

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