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, December 2002

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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2021)		 Wettest/Driest
Since		 Record
December 2002
1-Month 		0.53"
(13.46mm)		 1.01"
(25.65mm)		 -0.48"
(-12.19mm)		 12th Driest
Driest since:
 1986
116th Wettest
Wettest since:
 1964, 1996
Nov–Dec 2002
2-Month 		1.35"
(34.29mm)		 2.05"
(52.07mm)		 -0.70"
(-17.78mm)		 15th Driest
Driest since:
 1914
113th Wettest
Wettest since:
 1983
Oct–Dec 2002
3-Month 		2.58"
(65.53mm)		 3.24"
(82.30mm)		 -0.66"
(-16.77mm)		 24th Driest
Driest since:
 1976
104th Wettest
Wettest since:
 1942
Ties: 1979
Sep–Dec 2002
4-Month 		3.94"
(100.08mm)		 4.48"
(113.79mm)		 -0.54"
(-13.71mm)		 40th Driest
Driest since:
 1952
88th Wettest
Wettest since:
 2013
Ties: 1934
Aug–Dec 2002
5-Month 		5.10"
(129.54mm)		 5.55"
(140.97mm)		 -0.45"
(-11.43mm)		 47th Driest
Driest since:
 1904
81st Wettest
Wettest since:
 1923
Jul–Dec 2002
6-Month 		6.16"
(156.46mm)		 6.83"
(173.48mm)		 -0.67"
(-17.02mm)		 44th Driest
Driest since:
 1939
84th Wettest
Wettest since:
 1923
Jun–Dec 2002
7-Month 		6.82"
(173.23mm)		 8.67"
(220.22mm)		 -1.85"
(-46.99mm)		 19th Driest
Driest since:
 1935
109th Wettest
Wettest since:
 1923
Ties: 2000
May–Dec 2002
8-Month 		8.07"
(204.98mm)		 10.88"
(276.35mm)		 -2.81"
(-71.37mm)		 13th Driest
Driest since:
 1900
115th Wettest
Wettest since:
 1923
Apr–Dec 2002
9-Month 		9.41"
(239.01mm)		 12.66"
(321.56mm)		 -3.25"
(-82.55mm)		 10th Driest
Driest since:
 1954
118th Wettest
Wettest since:
 1941
Mar–Dec 2002
10-Month 		10.79"
(274.07mm)		 13.91"
(353.31mm)		 -3.12"
(-79.24mm)		 14th Driest
Driest since:
 2012
114th Wettest
Wettest since:
 1941
Feb–Dec 2002
11-Month 		11.30"
(287.02mm)		 14.88"
(377.95mm)		 -3.58"
(-90.93mm)		 10th Driest
Driest since:
 2012
118th Wettest
Wettest since:
 1941
Jan–Dec 2002
12-Month 		11.97"
(304.04mm)		 15.94"
(404.88mm)		 -3.97"
(-100.84mm)		 8th Driest
Driest since:
 2012
120th Wettest
Wettest since:
 1927
Jul 2001–Dec 2002
18-Month 		17.79"
(451.87mm)		 22.77"
(578.36mm)		 -4.98"
(-126.49mm)		 7th Driest
Driest since:
 1934
120th Wettest
Wettest since:
 1927
Jan 2001–Dec 2002
24-Month 		23.88"
(606.55mm)		 31.86"
(809.24mm)		 -7.98"
(-202.69mm)		 1st Driest
Driest since:
 2002
126th Wettest
Wettest since:
 1983
Jan 2000–Dec 2002
36-Month 		38.19"
(970.03mm)		 47.82"
(1,214.63mm)		 -9.63"
(-244.60mm)		 1st Driest
Driest since:
 2002
125th Wettest
Wettest since:
 1947
Jan 1999–Dec 2002
48-Month 		54.13"
(1,374.90mm)		 63.72"
(1,618.49mm)		 -9.59"
(-243.59mm)		 4th Driest
Driest since:
 2003
121st Wettest
Wettest since:
 1998
Jan 1998–Dec 2002
60-Month 		73.70"
(1,871.98mm)		 79.58"
(2,021.33mm)		 -5.88"
(-149.35mm)		 21st Driest
Driest since:
 1935
103rd Wettest
Wettest since:
 1999

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