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, September 1979

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1979
1-Month
0.26"
(6.60mm)
1.24"
(31.50mm)
-0.98"
(-24.90mm)
1st Driest
Driest since:
1979
128th Wettest
Wettest since:
1923
Aug–Sep 1979
2-Month
2.31"
(58.67mm)
2.31"
(58.67mm)
0.00"
(0.00mm)
71st Driest
Driest since:
2012
58th Wettest
Wettest since:
1923
Ties: 2003
Jul–Sep 1979
3-Month
3.27"
(83.06mm)
3.59"
(91.19mm)
-0.32"
(-8.13mm)
58th Driest
Driest since:
1964
71st Wettest
Wettest since:
1923
Jun–Sep 1979
4-Month
4.45"
(113.03mm)
5.43"
(137.92mm)
-0.98"
(-24.89mm)
42nd Driest
Driest since:
2012
87th Wettest
Wettest since:
1923
Ties: 1981
May–Sep 1979
5-Month
6.22"
(157.99mm)
7.64"
(194.06mm)
-1.42"
(-36.07mm)
29th Driest
Driest since:
1919
100th Wettest
Wettest since:
1915
Apr–Sep 1979
6-Month
7.23"
(183.64mm)
9.42"
(239.27mm)
-2.19"
(-55.63mm)
22nd Driest
Driest since:
2012
107th Wettest
Wettest since:
1941
Mar–Sep 1979
7-Month
8.13"
(206.50mm)
10.67"
(271.02mm)
-2.54"
(-64.52mm)
18th Driest
Driest since:
2012
111th Wettest
Wettest since:
1941
Feb–Sep 1979
8-Month
8.92"
(226.57mm)
11.63"
(295.40mm)
-2.71"
(-68.83mm)
19th Driest
Driest since:
2012
110th Wettest
Wettest since:
1945
Ties: 1954
Jan–Sep 1979
9-Month
10.06"
(255.52mm)
12.70"
(322.58mm)
-2.64"
(-67.06mm)
22nd Driest
Driest since:
1919
107th Wettest
Wettest since:
1915, 1945
Dec 1978–Sep 1979
10-Month
11.87"
(301.50mm)
13.71"
(348.23mm)
-1.84"
(-46.73mm)
27th Driest
Driest since:
1919
101st Wettest
Wettest since:
1923
Nov 1978–Sep 1979
11-Month
13.19"
(335.03mm)
14.74"
(374.40mm)
-1.55"
(-39.37mm)
32nd Driest
Driest since:
1919
96th Wettest
Wettest since:
1923
Ties: 1969
Oct 1978–Sep 1979
12-Month
13.66"
(346.96mm)
15.94"
(404.88mm)
-2.28"
(-57.92mm)
26th Driest
Driest since:
1919
102nd Wettest
Wettest since:
1995
Apr 1978–Sep 1979
18-Month
24.98"
(634.49mm)
25.35"
(643.89mm)
-0.37"
(-9.40mm)
59th Driest
Driest since:
2021
69th Wettest
Wettest since:
1945
Oct 1977–Sep 1979
24-Month
32.06"
(814.32mm)
31.88"
(809.75mm)
0.18"
(4.57mm)
65th Driest
Driest since:
2002
62nd Wettest
Wettest since:
1998
Ties: 1992
Oct 1976–Sep 1979
36-Month
45.27"
(1,149.86mm)
47.81"
(1,214.37mm)
-2.54"
(-64.51mm)
35th Driest
Driest since:
2002
91st Wettest
Wettest since:
1997
Oct 1975–Sep 1979
48-Month
62.35"
(1,583.69mm)
63.72"
(1,618.49mm)
-1.37"
(-34.80mm)
54th Driest
Driest since:
2003
71st Wettest
Wettest since:
1998
Oct 1974–Sep 1979
60-Month
78.39"
(1,991.11mm)
79.56"
(2,020.82mm)
-1.17"
(-29.71mm)
55th Driest
Driest since:
2004
69th Wettest
Wettest since:
1999

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