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 2003

View Period (Months):
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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 2003
1-Month
1.23"
(31.24mm)
1.01"
(25.65mm)
0.22"
(5.59mm)
94th Driest
Driest since:
1986
34th Wettest
Wettest since:
1964, 1996
Ties: 1942, 1975
Nov–Dec 2003
2-Month
2.37"
(60.20mm)
2.05"
(52.07mm)
0.32"
(8.13mm)
93rd Driest
Driest since:
1914
35th Wettest
Wettest since:
1983
Ties: 1982
Oct–Dec 2003
3-Month
3.06"
(77.72mm)
3.24"
(82.30mm)
-0.18"
(-4.58mm)
50th Driest
Driest since:
1976
78th Wettest
Wettest since:
1942
Ties: 1966
Sep–Dec 2003
4-Month
4.34"
(110.24mm)
4.48"
(113.79mm)
-0.14"
(-3.55mm)
61st Driest
Driest since:
1952
67th Wettest
Wettest since:
2013
Aug–Dec 2003
5-Month
5.37"
(136.40mm)
5.55"
(140.97mm)
-0.18"
(-4.57mm)
61st Driest
Driest since:
1904
67th Wettest
Wettest since:
1923
Jul–Dec 2003
6-Month
5.77"
(146.56mm)
6.83"
(173.48mm)
-1.06"
(-26.92mm)
34th Driest
Driest since:
1939
94th Wettest
Wettest since:
1923
Jun–Dec 2003
7-Month
7.96"
(202.18mm)
8.67"
(220.22mm)
-0.71"
(-18.04mm)
42nd Driest
Driest since:
1935
86th Wettest
Wettest since:
1923
Ties: 1924
May–Dec 2003
8-Month
9.63"
(244.60mm)
10.88"
(276.35mm)
-1.25"
(-31.75mm)
41st Driest
Driest since:
1900
87th Wettest
Wettest since:
1923
Apr–Dec 2003
9-Month
11.15"
(283.21mm)
12.66"
(321.56mm)
-1.51"
(-38.35mm)
38th Driest
Driest since:
1954
90th Wettest
Wettest since:
1941
Mar–Dec 2003
10-Month
13.21"
(335.53mm)
13.91"
(353.31mm)
-0.70"
(-17.78mm)
48th Driest
Driest since:
2012
80th Wettest
Wettest since:
1941
Feb–Dec 2003
11-Month
14.32"
(363.73mm)
14.88"
(377.95mm)
-0.56"
(-14.22mm)
50th Driest
Driest since:
2012
78th Wettest
Wettest since:
1941
Jan–Dec 2003
12-Month
15.13"
(384.30mm)
15.94"
(404.88mm)
-0.81"
(-20.58mm)
48th Driest
Driest since:
2012
80th Wettest
Wettest since:
1927
Jul 2002–Dec 2003
18-Month
21.29"
(540.77mm)
22.77"
(578.36mm)
-1.48"
(-37.59mm)
42nd Driest
Driest since:
1934
85th Wettest
Wettest since:
1927
Jan 2002–Dec 2003
24-Month
27.10"
(688.34mm)
31.86"
(809.24mm)
-4.76"
(-120.90mm)
14th Driest
Driest since:
2002
113th Wettest
Wettest since:
1983
Jan 2001–Dec 2003
36-Month
39.01"
(990.85mm)
47.82"
(1,214.63mm)
-8.81"
(-223.78mm)
2nd Driest
Driest since:
2002
124th Wettest
Wettest since:
1947
Jan 2000–Dec 2003
48-Month
53.32"
(1,354.33mm)
63.72"
(1,618.49mm)
-10.40"
(-264.16mm)
1st Driest
Driest since:
2003
124th Wettest
Wettest since:
1998
Jan 1999–Dec 2003
60-Month
69.26"
(1,759.20mm)
79.58"
(2,021.33mm)
-10.32"
(-262.13mm)
4th Driest
Driest since:
1935
120th Wettest
Wettest since:
1999

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