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 1971

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 1971
1-Month 		1.12"
(28.45mm)		 1.01"
(25.65mm)		 0.11"
(2.80mm)		 77th Driest
Driest since:
 1986
52nd Wettest
Wettest since:
 1964, 1996
Nov–Dec 1971
2-Month 		1.99"
(50.55mm)		 2.05"
(52.07mm)		 -0.06"
(-1.52mm)		 63rd Driest
Driest since:
 1914
66th Wettest
Wettest since:
 1983
Ties: 1951
Oct–Dec 1971
3-Month 		4.57"
(116.08mm)		 3.24"
(82.30mm)		 1.33"
(33.78mm)		 121st Driest
Driest since:
 1976
8th Wettest
Wettest since:
 1942
Sep–Dec 1971
4-Month 		6.09"
(154.69mm)		 4.48"
(113.79mm)		 1.61"
(40.90mm)		 114th Driest
Driest since:
 1952
15th Wettest
Wettest since:
 2013
Aug–Dec 1971
5-Month 		6.85"
(173.99mm)		 5.55"
(140.97mm)		 1.30"
(33.02mm)		 109th Driest
Driest since:
 1904
20th Wettest
Wettest since:
 1923
Jul–Dec 1971
6-Month 		7.45"
(189.23mm)		 6.83"
(173.48mm)		 0.62"
(15.75mm)		 92nd Driest
Driest since:
 1939
37th Wettest
Wettest since:
 1923
Jun–Dec 1971
7-Month 		8.39"
(213.11mm)		 8.67"
(220.22mm)		 -0.28"
(-7.11mm)		 64th Driest
Driest since:
 1935
65th Wettest
Wettest since:
 1923
May–Dec 1971
8-Month 		11.82"
(300.23mm)		 10.88"
(276.35mm)		 0.94"
(23.88mm)		 87th Driest
Driest since:
 1900
42nd Wettest
Wettest since:
 1923
Apr–Dec 1971
9-Month 		14.74"
(374.40mm)		 12.66"
(321.56mm)		 2.08"
(52.84mm)		 108th Driest
Driest since:
 1954
21st Wettest
Wettest since:
 1941
Mar–Dec 1971
10-Month 		16.10"
(408.94mm)		 13.91"
(353.31mm)		 2.19"
(55.63mm)		 109th Driest
Driest since:
 2012
20th Wettest
Wettest since:
 1941
Feb–Dec 1971
11-Month 		17.16"
(435.86mm)		 14.88"
(377.95mm)		 2.28"
(57.91mm)		 108th Driest
Driest since:
 2012
21st Wettest
Wettest since:
 1941
Ties: 1937, 2014
Jan–Dec 1971
12-Month 		18.56"
(471.42mm)		 15.94"
(404.88mm)		 2.62"
(66.54mm)		 114th Driest
Driest since:
 2012
15th Wettest
Wettest since:
 1927
Jul 1970–Dec 1971
18-Month 		25.35"
(643.89mm)		 22.77"
(578.36mm)		 2.58"
(65.53mm)		 105th Driest
Driest since:
 1934
23rd Wettest
Wettest since:
 1927
Jan 1970–Dec 1971
24-Month 		34.97"
(888.24mm)		 31.86"
(809.24mm)		 3.11"
(79.00mm)		 104th Driest
Driest since:
 2002
24th Wettest
Wettest since:
 1983
Jan 1969–Dec 1971
36-Month 		49.07"
(1,246.38mm)		 47.82"
(1,214.63mm)		 1.25"
(31.75mm)		 83rd Driest
Driest since:
 2002
44th Wettest
Wettest since:
 1947
Jan 1968–Dec 1971
48-Month 		65.76"
(1,670.30mm)		 63.72"
(1,618.49mm)		 2.04"
(51.81mm)		 85th Driest
Driest since:
 2003
41st Wettest
Wettest since:
 1998
Jan 1967–Dec 1971
60-Month 		84.90"
(2,156.46mm)		 79.58"
(2,021.33mm)		 5.32"
(135.13mm)		 102nd Driest
Driest since:
 1935
23rd Wettest
Wettest since:
 1999

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