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 1970

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 1970
1-Month
1.14"
(28.96mm)
1.01"
(25.65mm)
0.13"
(3.31mm)
81st Driest
Driest since:
1986
47th Wettest
Wettest since:
1964, 1996
Ties: 1895, 1923
Nov–Dec 1970
2-Month
2.70"
(68.58mm)
2.05"
(52.07mm)
0.65"
(16.51mm)
110th Driest
Driest since:
1914
18th Wettest
Wettest since:
1983
Oct–Dec 1970
3-Month
3.91"
(99.31mm)
3.24"
(82.30mm)
0.67"
(17.01mm)
103rd Driest
Driest since:
1976
25th Wettest
Wettest since:
1942
Ties: 1897
Sep–Dec 1970
4-Month
5.26"
(133.60mm)
4.48"
(113.79mm)
0.78"
(19.81mm)
100th Driest
Driest since:
1952
28th Wettest
Wettest since:
2013
Ties: 1912
Aug–Dec 1970
5-Month
5.65"
(143.51mm)
5.55"
(140.97mm)
0.10"
(2.54mm)
74th Driest
Driest since:
1904
54th Wettest
Wettest since:
1923
Jul–Dec 1970
6-Month
6.79"
(172.47mm)
6.83"
(173.48mm)
-0.04"
(-1.01mm)
61st Driest
Driest since:
1939
67th Wettest
Wettest since:
1923
Ties: 2010
Jun–Dec 1970
7-Month
9.22"
(234.19mm)
8.67"
(220.22mm)
0.55"
(13.97mm)
87th Driest
Driest since:
1935
41st Wettest
Wettest since:
1923
Ties: 1985
May–Dec 1970
8-Month
11.18"
(283.97mm)
10.88"
(276.35mm)
0.30"
(7.62mm)
72nd Driest
Driest since:
1900
56th Wettest
Wettest since:
1923
Apr–Dec 1970
9-Month
13.14"
(333.76mm)
12.66"
(321.56mm)
0.48"
(12.20mm)
77th Driest
Driest since:
1954
51st Wettest
Wettest since:
1941
Ties: 1896
Mar–Dec 1970
10-Month
14.76"
(374.90mm)
13.91"
(353.31mm)
0.85"
(21.59mm)
81st Driest
Driest since:
2012
47th Wettest
Wettest since:
1941
Feb–Dec 1970
11-Month
15.15"
(384.81mm)
14.88"
(377.95mm)
0.27"
(6.86mm)
71st Driest
Driest since:
2012
57th Wettest
Wettest since:
1941
Jan–Dec 1970
12-Month
16.41"
(416.81mm)
15.94"
(404.88mm)
0.47"
(11.93mm)
73rd Driest
Driest since:
2012
55th Wettest
Wettest since:
1927
Jul 1969–Dec 1970
18-Month
21.48"
(545.59mm)
22.77"
(578.36mm)
-1.29"
(-32.77mm)
48th Driest
Driest since:
1934
79th Wettest
Wettest since:
1927
Jan 1969–Dec 1970
24-Month
30.51"
(774.95mm)
31.87"
(809.50mm)
-1.36"
(-34.55mm)
46th Driest
Driest since:
2002
81st Wettest
Wettest since:
1983
Jan 1968–Dec 1970
36-Month
47.20"
(1,198.88mm)
47.82"
(1,214.63mm)
-0.62"
(-15.75mm)
59th Driest
Driest since:
2002
67th Wettest
Wettest since:
1947
Jan 1967–Dec 1970
48-Month
66.34"
(1,685.04mm)
63.72"
(1,618.49mm)
2.62"
(66.55mm)
89th Driest
Driest since:
2003
36th Wettest
Wettest since:
1998
Ties: 1923
Jan 1966–Dec 1970
60-Month
79.01"
(2,006.85mm)
79.58"
(2,021.33mm)
-0.57"
(-14.48mm)
59th Driest
Driest since:
1935
65th Wettest
Wettest since:
1999

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