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 1954

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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 1954
1-Month 		0.65"
(16.51mm)		 1.01"
(25.65mm)		 -0.36"
(-9.14mm)		 19th Driest
Driest since:
 1986
109th Wettest
Wettest since:
 1964, 1996
Nov–Dec 1954
2-Month 		1.11"
(28.19mm)		 2.05"
(52.07mm)		 -0.94"
(-23.88mm)		 9th Driest
Driest since:
 1914
119th Wettest
Wettest since:
 1983
Oct–Dec 1954
3-Month 		2.07"
(52.58mm)		 3.24"
(82.30mm)		 -1.17"
(-29.72mm)		 11th Driest
Driest since:
 1976
117th Wettest
Wettest since:
 1942
Sep–Dec 1954
4-Month 		2.83"
(71.88mm)		 4.48"
(113.79mm)		 -1.65"
(-41.91mm)		 9th Driest
Driest since:
 1952
119th Wettest
Wettest since:
 2013
Aug–Dec 1954
5-Month 		3.67"
(93.22mm)		 5.55"
(140.97mm)		 -1.88"
(-47.75mm)		 9th Driest
Driest since:
 1904
119th Wettest
Wettest since:
 1923
Jul–Dec 1954
6-Month 		4.68"
(118.87mm)		 6.83"
(173.48mm)		 -2.15"
(-54.61mm)		 10th Driest
Driest since:
 1939
118th Wettest
Wettest since:
 1923
Jun–Dec 1954
7-Month 		5.94"
(150.88mm)		 8.67"
(220.22mm)		 -2.73"
(-69.34mm)		 13th Driest
Driest since:
 1935
115th Wettest
Wettest since:
 1923
May–Dec 1954
8-Month 		7.34"
(186.44mm)		 10.88"
(276.35mm)		 -3.54"
(-89.91mm)		 6th Driest
Driest since:
 1900
122nd Wettest
Wettest since:
 1923
Apr–Dec 1954
9-Month 		8.14"
(206.76mm)		 12.66"
(321.56mm)		 -4.52"
(-114.80mm)		 1st Driest
Driest since:
 1954
127th Wettest
Wettest since:
 1941
Mar–Dec 1954
10-Month 		10.41"
(264.41mm)		 13.91"
(353.31mm)		 -3.50"
(-88.90mm)		 9th Driest
Driest since:
 2012
119th Wettest
Wettest since:
 1941
Feb–Dec 1954
11-Month 		10.99"
(279.15mm)		 14.88"
(377.95mm)		 -3.89"
(-98.80mm)		 6th Driest
Driest since:
 2012
122nd Wettest
Wettest since:
 1941
Jan–Dec 1954
12-Month 		12.08"
(306.83mm)		 15.94"
(404.88mm)		 -3.86"
(-98.05mm)		 11th Driest
Driest since:
 2012
117th Wettest
Wettest since:
 1927
Jul 1953–Dec 1954
18-Month 		17.12"
(434.85mm)		 22.77"
(578.36mm)		 -5.65"
(-143.51mm)		 2nd Driest
Driest since:
 1934
125th Wettest
Wettest since:
 1927
Jan 1953–Dec 1954
24-Month 		26.03"
(661.16mm)		 31.87"
(809.50mm)		 -5.84"
(-148.34mm)		 6th Driest
Driest since:
 2002
121st Wettest
Wettest since:
 1983
Jan 1952–Dec 1954
36-Month 		39.17"
(994.92mm)		 47.82"
(1,214.63mm)		 -8.65"
(-219.71mm)		 3rd Driest
Driest since:
 2002
123rd Wettest
Wettest since:
 1947
Jan 1951–Dec 1954
48-Month 		55.59"
(1,411.99mm)		 63.72"
(1,618.49mm)		 -8.13"
(-206.50mm)		 10th Driest
Driest since:
 2003
115th Wettest
Wettest since:
 1998
Jan 1950–Dec 1954
60-Month 		71.94"
(1,827.28mm)		 79.58"
(2,021.33mm)		 -7.64"
(-194.05mm)		 14th Driest
Driest since:
 1935
110th Wettest
Wettest since:
 1999

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