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 1983

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 1983
1-Month 		1.59"
(40.39mm)		 1.01"
(25.65mm)		 0.58"
(14.74mm)		 121st Driest
Driest since:
 1986
8th Wettest
Wettest since:
 1964, 1996
Nov–Dec 1983
2-Month 		3.91"
(99.31mm)		 2.05"
(52.07mm)		 1.86"
(47.24mm)		 128th Driest
Driest since:
 1914
1st Wettest
Wettest to Date
 1983
Oct–Dec 1983
3-Month 		5.38"
(136.65mm)		 3.24"
(82.30mm)		 2.14"
(54.35mm)		 127th Driest
Driest since:
 1976
2nd Wettest
Wettest since:
 1942
Sep–Dec 1983
4-Month 		6.43"
(163.32mm)		 4.48"
(113.79mm)		 1.95"
(49.53mm)		 121st Driest
Driest since:
 1952
8th Wettest
Wettest since:
 2013
Aug–Dec 1983
5-Month 		8.06"
(204.72mm)		 5.55"
(140.97mm)		 2.51"
(63.75mm)		 125th Driest
Driest since:
 1904
4th Wettest
Wettest since:
 1923
Jul–Dec 1983
6-Month 		9.44"
(239.78mm)		 6.83"
(173.48mm)		 2.61"
(66.30mm)		 123rd Driest
Driest since:
 1939
6th Wettest
Wettest since:
 1923
Jun–Dec 1983
7-Month 		11.49"
(291.85mm)		 8.67"
(220.22mm)		 2.82"
(71.63mm)		 120th Driest
Driest since:
 1935
9th Wettest
Wettest since:
 1923
May–Dec 1983
8-Month 		13.74"
(349.00mm)		 10.88"
(276.35mm)		 2.86"
(72.65mm)		 117th Driest
Driest since:
 1900
12th Wettest
Wettest since:
 1923
Apr–Dec 1983
9-Month 		15.54"
(394.72mm)		 12.66"
(321.56mm)		 2.88"
(73.16mm)		 117th Driest
Driest since:
 1954
12th Wettest
Wettest since:
 1941
Mar–Dec 1983
10-Month 		17.46"
(443.48mm)		 13.91"
(353.31mm)		 3.55"
(90.17mm)		 121st Driest
Driest since:
 2012
8th Wettest
Wettest since:
 1941
Feb–Dec 1983
11-Month 		18.18"
(461.77mm)		 14.88"
(377.95mm)		 3.30"
(83.82mm)		 121st Driest
Driest since:
 2012
8th Wettest
Wettest since:
 1941
Jan–Dec 1983
12-Month 		18.77"
(476.76mm)		 15.94"
(404.88mm)		 2.83"
(71.88mm)		 117th Driest
Driest since:
 2012
12th Wettest
Wettest since:
 1927
Jul 1982–Dec 1983
18-Month 		28.78"
(731.01mm)		 22.77"
(578.36mm)		 6.01"
(152.65mm)		 126th Driest
Driest since:
 1934
2nd Wettest
Wettest since:
 1927
Jan 1982–Dec 1983
24-Month 		38.27"
(972.06mm)		 31.87"
(809.50mm)		 6.40"
(162.56mm)		 127th Driest
Driest since:
 2002
1st Wettest
Wettest to Date
 1983
Jan 1981–Dec 1983
36-Month 		54.19"
(1,376.43mm)		 47.82"
(1,214.63mm)		 6.37"
(161.80mm)		 121st Driest
Driest since:
 2002
6th Wettest
Wettest since:
 1947
Jan 1980–Dec 1983
48-Month 		70.12"
(1,781.05mm)		 63.72"
(1,618.49mm)		 6.40"
(162.56mm)		 110th Driest
Driest since:
 2003
16th Wettest
Wettest since:
 1998
Jan 1979–Dec 1983
60-Month 		82.76"
(2,102.10mm)		 79.58"
(2,021.33mm)		 3.18"
(80.77mm)		 89th Driest
Driest since:
 1935
36th Wettest
Wettest since:
 1999

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