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 1934

View Period (Months):
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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
September 1934
1-Month
1.09"
(27.69mm)
1.24"
(31.50mm)
-0.15"
(-3.81mm)
63rd Driest
Driest since:
1979
66th Wettest
Wettest since:
1923
Ties: 1948, 1972
Aug–Sep 1934
2-Month
1.69"
(42.93mm)
2.31"
(58.67mm)
-0.62"
(-15.74mm)
42nd Driest
Driest since:
2012
87th Wettest
Wettest since:
1923
Jul–Sep 1934
3-Month
2.87"
(72.90mm)
3.59"
(91.19mm)
-0.72"
(-18.29mm)
43rd Driest
Driest since:
1964
86th Wettest
Wettest since:
1923
Jun–Sep 1934
4-Month
4.50"
(114.30mm)
5.43"
(137.92mm)
-0.93"
(-23.62mm)
45th Driest
Driest since:
2012
84th Wettest
Wettest since:
1923
May–Sep 1934
5-Month
4.99"
(126.75mm)
7.64"
(194.06mm)
-2.65"
(-67.31mm)
12th Driest
Driest since:
1919
117th Wettest
Wettest since:
1915
Apr–Sep 1934
6-Month
6.54"
(166.12mm)
9.42"
(239.27mm)
-2.88"
(-73.15mm)
11th Driest
Driest since:
2012
118th Wettest
Wettest since:
1941
Mar–Sep 1934
7-Month
7.50"
(190.50mm)
10.67"
(271.02mm)
-3.17"
(-80.52mm)
11th Driest
Driest since:
2012
118th Wettest
Wettest since:
1941
Feb–Sep 1934
8-Month
8.56"
(217.42mm)
11.63"
(295.40mm)
-3.07"
(-77.98mm)
12th Driest
Driest since:
2012
117th Wettest
Wettest since:
1945
Jan–Sep 1934
9-Month
9.15"
(232.41mm)
12.70"
(322.58mm)
-3.55"
(-90.17mm)
9th Driest
Driest since:
1919
120th Wettest
Wettest since:
1915, 1945
Dec 1933–Sep 1934
10-Month
10.12"
(257.05mm)
13.71"
(348.23mm)
-3.59"
(-91.18mm)
8th Driest
Driest since:
1919
120th Wettest
Wettest since:
1923
Ties: 2020
Nov 1933–Sep 1934
11-Month
10.70"
(271.78mm)
14.74"
(374.40mm)
-4.04"
(-102.62mm)
6th Driest
Driest since:
1919
122nd Wettest
Wettest since:
1923
Oct 1933–Sep 1934
12-Month
10.84"
(275.34mm)
15.94"
(404.88mm)
-5.10"
(-129.54mm)
3rd Driest
Driest since:
1919
125th Wettest
Wettest since:
1995
Apr 1933–Sep 1934
18-Month
19.60"
(497.84mm)
25.35"
(643.89mm)
-5.75"
(-146.05mm)
5th Driest
Driest since:
2021
123rd Wettest
Wettest since:
1945
Oct 1932–Sep 1934
24-Month
25.69"
(652.53mm)
31.88"
(809.75mm)
-6.19"
(-157.22mm)
9th Driest
Driest since:
2002
118th Wettest
Wettest since:
1998
Oct 1931–Sep 1934
36-Month
41.03"
(1,042.16mm)
47.81"
(1,214.37mm)
-6.78"
(-172.21mm)
11th Driest
Driest since:
2002
115th Wettest
Wettest since:
1997
Oct 1930–Sep 1934
48-Month
53.71"
(1,364.23mm)
63.72"
(1,618.49mm)
-10.01"
(-254.26mm)
4th Driest
Driest since:
2003
121st Wettest
Wettest since:
1998
Oct 1929–Sep 1934
60-Month
70.13"
(1,781.30mm)
79.56"
(2,020.82mm)
-9.43"
(-239.52mm)
6th Driest
Driest since:
2004
118th Wettest
Wettest since:
1999

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