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 1957

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 1957
1-Month
0.78"
(19.81mm)
1.01"
(25.65mm)
-0.23"
(-5.84mm)
37th Driest
Driest since:
1986
91st Wettest
Wettest since:
1964, 1996
Ties: 1931, 1953, 1999
Nov–Dec 1957
2-Month
1.93"
(49.02mm)
2.05"
(52.07mm)
-0.12"
(-3.05mm)
59th Driest
Driest since:
1914
69th Wettest
Wettest since:
1983
Ties: 1950
Oct–Dec 1957
3-Month
3.38"
(85.85mm)
3.24"
(82.30mm)
0.14"
(3.55mm)
77th Driest
Driest since:
1976
51st Wettest
Wettest since:
1942
Ties: 1920
Sep–Dec 1957
4-Month
4.27"
(108.46mm)
4.48"
(113.79mm)
-0.21"
(-5.33mm)
57th Driest
Driest since:
1952
71st Wettest
Wettest since:
2013
Ties: 1921
Aug–Dec 1957
5-Month
5.66"
(143.76mm)
5.55"
(140.97mm)
0.11"
(2.79mm)
75th Driest
Driest since:
1904
53rd Wettest
Wettest since:
1923
Jul–Dec 1957
6-Month
6.80"
(172.72mm)
6.83"
(173.48mm)
-0.03"
(-0.76mm)
64th Driest
Driest since:
1939
64th Wettest
Wettest since:
1923
Ties: 1936, 2005
Jun–Dec 1957
7-Month
9.30"
(236.22mm)
8.67"
(220.22mm)
0.63"
(16.00mm)
90th Driest
Driest since:
1935
38th Wettest
Wettest since:
1923
May–Dec 1957
8-Month
13.46"
(341.88mm)
10.88"
(276.35mm)
2.58"
(65.53mm)
114th Driest
Driest since:
1900
14th Wettest
Wettest since:
1923
Apr–Dec 1957
9-Month
16.12"
(409.45mm)
12.66"
(321.56mm)
3.46"
(87.89mm)
122nd Driest
Driest since:
1954
6th Wettest
Wettest since:
1941
Mar–Dec 1957
10-Month
17.31"
(439.67mm)
13.91"
(353.31mm)
3.40"
(86.36mm)
119th Driest
Driest since:
2012
9th Wettest
Wettest since:
1941
Feb–Dec 1957
11-Month
18.02"
(457.71mm)
14.88"
(377.95mm)
3.14"
(79.76mm)
118th Driest
Driest since:
2012
10th Wettest
Wettest since:
1941
Jan–Dec 1957
12-Month
18.91"
(480.31mm)
15.94"
(404.88mm)
2.97"
(75.43mm)
117th Driest
Driest since:
2012
11th Wettest
Wettest since:
1927
Jul 1956–Dec 1957
18-Month
24.22"
(615.19mm)
22.77"
(578.36mm)
1.45"
(36.83mm)
88th Driest
Driest since:
1934
39th Wettest
Wettest since:
1927
Jan 1956–Dec 1957
24-Month
31.46"
(799.08mm)
31.87"
(809.50mm)
-0.41"
(-10.42mm)
56th Driest
Driest since:
2002
71st Wettest
Wettest since:
1983
Jan 1955–Dec 1957
36-Month
47.62"
(1,209.55mm)
47.82"
(1,214.63mm)
-0.20"
(-5.08mm)
66th Driest
Driest since:
2002
60th Wettest
Wettest since:
1947
Jan 1954–Dec 1957
48-Month
59.70"
(1,516.38mm)
63.72"
(1,618.49mm)
-4.02"
(-102.11mm)
30th Driest
Driest since:
2003
95th Wettest
Wettest since:
1998
Jan 1953–Dec 1957
60-Month
73.65"
(1,870.71mm)
79.58"
(2,021.33mm)
-5.93"
(-150.62mm)
20th Driest
Driest since:
1935
104th Wettest
Wettest since:
1999

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