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 1948

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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 1948
1-Month 		1.50"
(38.10mm)		 1.01"
(25.65mm)		 0.49"
(12.45mm)		 118th Driest
Driest since:
 1986
11th Wettest
Wettest since:
 1964, 1996
Nov–Dec 1948
2-Month 		2.89"
(73.41mm)		 2.05"
(52.07mm)		 0.84"
(21.34mm)		 117th Driest
Driest since:
 1914
12th Wettest
Wettest since:
 1983
Oct–Dec 1948
3-Month 		3.68"
(93.47mm)		 3.24"
(82.30mm)		 0.44"
(11.17mm)		 90th Driest
Driest since:
 1976
39th Wettest
Wettest since:
 1942
Ties: 1938, 1967
Sep–Dec 1948
4-Month 		4.77"
(121.16mm)		 4.48"
(113.79mm)		 0.29"
(7.37mm)		 83rd Driest
Driest since:
 1952
46th Wettest
Wettest since:
 2013
Ties: 1937
Aug–Dec 1948
5-Month 		5.54"
(140.72mm)		 5.55"
(140.97mm)		 -0.01"
(-0.25mm)		 71st Driest
Driest since:
 1904
58th Wettest
Wettest since:
 1923
Ties: 1950
Jul–Dec 1948
6-Month 		6.64"
(168.66mm)		 6.83"
(173.48mm)		 -0.19"
(-4.82mm)		 58th Driest
Driest since:
 1939
71st Wettest
Wettest since:
 1923
Jun–Dec 1948
7-Month 		9.29"
(235.97mm)		 8.67"
(220.22mm)		 0.62"
(15.75mm)		 90th Driest
Driest since:
 1935
39th Wettest
Wettest since:
 1923
May–Dec 1948
8-Month 		10.34"
(262.64mm)		 10.88"
(276.35mm)		 -0.54"
(-13.71mm)		 54th Driest
Driest since:
 1900
75th Wettest
Wettest since:
 1923
Apr–Dec 1948
9-Month 		12.25"
(311.15mm)		 12.66"
(321.56mm)		 -0.41"
(-10.41mm)		 54th Driest
Driest since:
 1954
75th Wettest
Wettest since:
 1941
Mar–Dec 1948
10-Month 		13.28"
(337.31mm)		 13.91"
(353.31mm)		 -0.63"
(-16.00mm)		 51st Driest
Driest since:
 2012
78th Wettest
Wettest since:
 1941
Feb–Dec 1948
11-Month 		14.53"
(369.06mm)		 14.88"
(377.95mm)		 -0.35"
(-8.89mm)		 56th Driest
Driest since:
 2012
73rd Wettest
Wettest since:
 1941
Ties: 1977
Jan–Dec 1948
12-Month 		15.80"
(401.32mm)		 15.94"
(404.88mm)		 -0.14"
(-3.56mm)		 58th Driest
Driest since:
 2012
71st Wettest
Wettest since:
 1927
Ties: 1904
Jul 1947–Dec 1948
18-Month 		23.23"
(590.04mm)		 22.77"
(578.36mm)		 0.46"
(11.68mm)		 71st Driest
Driest since:
 1934
57th Wettest
Wettest since:
 1927
Jan 1947–Dec 1948
24-Month 		34.52"
(876.81mm)		 31.86"
(809.24mm)		 2.66"
(67.57mm)		 101st Driest
Driest since:
 2002
27th Wettest
Wettest since:
 1983
Jan 1946–Dec 1948
36-Month 		52.59"
(1,335.79mm)		 47.82"
(1,214.63mm)		 4.77"
(121.16mm)		 107th Driest
Driest since:
 2002
20th Wettest
Wettest since:
 1947
Jan 1945–Dec 1948
48-Month 		72.37"
(1,838.20mm)		 63.72"
(1,618.49mm)		 8.65"
(219.71mm)		 123rd Driest
Driest since:
 2003
3rd Wettest
Wettest since:
 1998
Jan 1944–Dec 1948
60-Month 		90.39"
(2,295.91mm)		 79.58"
(2,021.33mm)		 10.81"
(274.58mm)		 122nd Driest
Driest since:
 1935
3rd Wettest
Wettest since:
 1999

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