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, October 2015

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 2015
1-Month
1.11"
(28.19mm)
1.20"
(30.48mm)
-0.09"
(-2.29mm)
57th Driest
Driest since:
1933
72nd Wettest
Wettest since:
1994
Ties: 2012
Sep–Oct 2015
2-Month
1.75"
(44.45mm)
2.44"
(61.98mm)
-0.69"
(-17.53mm)
29th Driest
Driest since:
1952
100th Wettest
Wettest since:
2013
Aug–Oct 2015
3-Month
2.66"
(67.56mm)
3.51"
(89.15mm)
-0.85"
(-21.59mm)
32nd Driest
Driest since:
1958
97th Wettest
Wettest since:
1923
Jul–Oct 2015
4-Month
4.19"
(106.43mm)
4.79"
(121.67mm)
-0.60"
(-15.24mm)
50th Driest
Driest since:
1964
79th Wettest
Wettest since:
1923
Ties: 1959
Jun–Oct 2015
5-Month
6.08"
(154.43mm)
6.62"
(168.15mm)
-0.54"
(-13.72mm)
57th Driest
Driest since:
1988
72nd Wettest
Wettest since:
1923
May–Oct 2015
6-Month
10.67"
(271.02mm)
8.84"
(224.54mm)
1.83"
(46.48mm)
108th Driest
Driest since:
2012
21st Wettest
Wettest since:
1923
Apr–Oct 2015
7-Month
12.37"
(314.20mm)
10.61"
(269.49mm)
1.76"
(44.71mm)
105th Driest
Driest since:
2012
24th Wettest
Wettest since:
1941
Ties: 2013
Mar–Oct 2015
8-Month
12.95"
(328.93mm)
11.86"
(301.24mm)
1.09"
(27.69mm)
93rd Driest
Driest since:
2012
36th Wettest
Wettest since:
1941
Ties: 2016
Feb–Oct 2015
9-Month
13.89"
(352.81mm)
12.83"
(325.88mm)
1.06"
(26.93mm)
90th Driest
Driest since:
2012
39th Wettest
Wettest since:
1941
Jan–Oct 2015
10-Month
14.51"
(368.55mm)
13.89"
(352.81mm)
0.62"
(15.74mm)
79th Driest
Driest since:
2012
50th Wettest
Wettest since:
1923
Dec 2014–Oct 2015
11-Month
15.86"
(402.84mm)
14.90"
(378.46mm)
0.96"
(24.38mm)
85th Driest
Driest since:
2012
43rd Wettest
Wettest since:
1923
Nov 2014–Oct 2015
12-Month
17.27"
(438.66mm)
15.94"
(404.88mm)
1.33"
(33.78mm)
91st Driest
Driest since:
1960
37th Wettest
Wettest since:
1923
May 2014–Oct 2015
18-Month
26.83"
(681.48mm)
24.75"
(628.65mm)
2.08"
(52.83mm)
91st Driest
Driest since:
1934
37th Wettest
Wettest since:
1927
Nov 2013–Oct 2015
24-Month
34.32"
(871.73mm)
31.86"
(809.24mm)
2.46"
(62.49mm)
98th Driest
Driest since:
2002
29th Wettest
Wettest since:
1998
Nov 2012–Oct 2015
36-Month
50.99"
(1,295.15mm)
47.81"
(1,214.37mm)
3.18"
(80.78mm)
98th Driest
Driest since:
2002
28th Wettest
Wettest since:
1947
Ties: 1923
Nov 2011–Oct 2015
48-Month
62.09"
(1,577.09mm)
63.72"
(1,618.49mm)
-1.63"
(-41.40mm)
51st Driest
Driest since:
2003
74th Wettest
Wettest since:
1998
Nov 2010–Oct 2015
60-Month
81.48"
(2,069.59mm)
79.57"
(2,021.08mm)
1.91"
(48.51mm)
79th Driest
Driest since:
1935
45th Wettest
Wettest since:
1999

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