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 1979

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 1979
1-Month 		0.52"
(13.21mm)		 1.01"
(25.65mm)		 -0.49"
(-12.44mm)		 11th Driest
Driest since:
 1986
118th Wettest
Wettest since:
 1964, 1996
Nov–Dec 1979
2-Month 		1.42"
(36.07mm)		 2.05"
(52.07mm)		 -0.63"
(-16.00mm)		 21st Driest
Driest since:
 1914
108th Wettest
Wettest since:
 1983
Ties: 1918, 1963
Oct–Dec 1979
3-Month 		2.58"
(65.53mm)		 3.24"
(82.30mm)		 -0.66"
(-16.77mm)		 24th Driest
Driest since:
 1976
105th Wettest
Wettest since:
 1942
Ties: 2002
Sep–Dec 1979
4-Month 		2.84"
(72.14mm)		 4.48"
(113.79mm)		 -1.64"
(-41.65mm)		 10th Driest
Driest since:
 1952
119th Wettest
Wettest since:
 2013
Aug–Dec 1979
5-Month 		4.89"
(124.21mm)		 5.55"
(140.97mm)		 -0.66"
(-16.76mm)		 39th Driest
Driest since:
 1904
90th Wettest
Wettest since:
 1923
Jul–Dec 1979
6-Month 		5.85"
(148.59mm)		 6.83"
(173.48mm)		 -0.98"
(-24.89mm)		 36th Driest
Driest since:
 1939
93rd Wettest
Wettest since:
 1923
Jun–Dec 1979
7-Month 		7.03"
(178.56mm)		 8.67"
(220.22mm)		 -1.64"
(-41.66mm)		 21st Driest
Driest since:
 1935
108th Wettest
Wettest since:
 1923
May–Dec 1979
8-Month 		8.80"
(223.52mm)		 10.88"
(276.35mm)		 -2.08"
(-52.83mm)		 24th Driest
Driest since:
 1900
105th Wettest
Wettest since:
 1923
Apr–Dec 1979
9-Month 		9.81"
(249.17mm)		 12.66"
(321.56mm)		 -2.85"
(-72.39mm)		 14th Driest
Driest since:
 1954
115th Wettest
Wettest since:
 1941
Ties: 1952
Mar–Dec 1979
10-Month 		10.71"
(272.03mm)		 13.91"
(353.31mm)		 -3.20"
(-81.28mm)		 13th Driest
Driest since:
 2012
116th Wettest
Wettest since:
 1941
Feb–Dec 1979
11-Month 		11.50"
(292.10mm)		 14.88"
(377.95mm)		 -3.38"
(-85.85mm)		 12th Driest
Driest since:
 2012
117th Wettest
Wettest since:
 1941
Jan–Dec 1979
12-Month 		12.64"
(321.06mm)		 15.94"
(404.88mm)		 -3.30"
(-83.82mm)		 14th Driest
Driest since:
 2012
115th Wettest
Wettest since:
 1927
Jul 1978–Dec 1979
18-Month 		20.03"
(508.76mm)		 22.77"
(578.36mm)		 -2.74"
(-69.60mm)		 25th Driest
Driest since:
 1934
103rd Wettest
Wettest since:
 1927
Jan 1978–Dec 1979
24-Month 		31.04"
(788.42mm)		 31.87"
(809.50mm)		 -0.83"
(-21.08mm)		 54th Driest
Driest since:
 2002
74th Wettest
Wettest since:
 1983
Jan 1977–Dec 1979
36-Month 		46.39"
(1,178.31mm)		 47.82"
(1,214.63mm)		 -1.43"
(-36.32mm)		 49th Driest
Driest since:
 2002
78th Wettest
Wettest since:
 1947
Jan 1976–Dec 1979
48-Month 		60.92"
(1,547.37mm)		 63.72"
(1,618.49mm)		 -2.80"
(-71.12mm)		 43rd Driest
Driest since:
 2003
83rd Wettest
Wettest since:
 1998
Jan 1975–Dec 1979
60-Month 		77.97"
(1,980.44mm)		 79.58"
(2,021.33mm)		 -1.61"
(-40.89mm)		 51st Driest
Driest since:
 1935
74th Wettest
Wettest since:
 1999

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