Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of March 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 1981

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1981
1-Month
0.67"
(17.02mm)
1.24"
(31.50mm)
-0.57"
(-14.48mm)
27th Driest Driest since: 1979 1979
100th Wettest Wettest since: 1980 1923
Ties: 1935
Aug–Sep 1981
2-Month
1.54"
(39.12mm)
2.31"
(58.67mm)
-0.77"
(-19.55mm)
30th Driest Driest since: 1975 2012
97th Wettest Wettest since: 1980 1923
Ties: 1943
Jul–Sep 1981
3-Month
3.36"
(85.34mm)
3.59"
(91.19mm)
-0.23"
(-5.85mm)
65th Driest Driest since: 1979 1964
62nd Wettest Wettest since: 1980 1923
Ties: 1967
Jun–Sep 1981
4-Month
4.45"
(113.03mm)
5.43"
(137.92mm)
-0.98"
(-24.89mm)
41st Driest Driest since: 1980 2012
86th Wettest Wettest since: 1979 1923
Ties: 1979
May–Sep 1981
5-Month
8.62"
(218.95mm)
7.64"
(194.06mm)
0.98"
(24.89mm)
94th Driest Driest since: 1980 1919
33rd Wettest Wettest since: 1978 1915
Apr–Sep 1981
6-Month
9.77"
(248.16mm)
9.42"
(239.27mm)
0.35"
(8.89mm)
75th Driest Driest since: 1980 2012
52nd Wettest Wettest since: 1978 1941
Mar–Sep 1981
7-Month
10.95"
(278.13mm)
10.67"
(271.02mm)
0.28"
(7.11mm)
75th Driest Driest since: 1980 2012
52nd Wettest Wettest since: 1978 1941
Feb–Sep 1981
8-Month
11.56"
(293.62mm)
11.63"
(295.40mm)
-0.07"
(-1.78mm)
66th Driest Driest since: 1980 2012
61st Wettest Wettest since: 1978 1945
Jan–Sep 1981
9-Month
12.03"
(305.56mm)
12.70"
(322.58mm)
-0.67"
(-17.02mm)
44th Driest Driest since: 1979 1919
83rd Wettest Wettest since: 1980 1915, 1945
Dec 1980–Sep 1981
10-Month
12.80"
(325.12mm)
13.71"
(348.23mm)
-0.91"
(-23.11mm)
41st Driest Driest since: 1979 1919
85th Wettest Wettest since: 1980 1923
Nov 1980–Sep 1981
11-Month
13.64"
(346.46mm)
14.74"
(374.40mm)
-1.10"
(-27.94mm)
40th Driest Driest since: 1979 1919
86th Wettest Wettest since: 1980 1923
Oct 1980–Sep 1981
12-Month
14.83"
(376.68mm)
15.94"
(404.88mm)
-1.11"
(-28.20mm)
43rd Driest Driest since: 1979 1919
83rd Wettest Wettest since: 1980 1995
Apr 1980–Sep 1981
18-Month
23.44"
(595.38mm)
25.35"
(643.89mm)
-1.91"
(-48.51mm)
39th Driest Driest since: 1980 1911
87th Wettest Wettest since: 1979 1945
Oct 1979–Sep 1981
24-Month
30.54"
(775.72mm)
31.88"
(809.75mm)
-1.34"
(-34.03mm)
42nd Driest Driest since: 1980 2002
83rd Wettest Wettest since: 1979 1998
Oct 1978–Sep 1981
36-Month
44.20"
(1,122.68mm)
47.81"
(1,214.37mm)
-3.61"
(-91.69mm)
25th Driest Driest since: 1962 2002
99th Wettest Wettest since: 1980 1997
Oct 1977–Sep 1981
48-Month
62.60"
(1,590.04mm)
63.72"
(1,618.49mm)
-1.12"
(-28.45mm)
55th Driest Driest since: 1980 2003
68th Wettest Wettest since: 1978 1998
Oct 1976–Sep 1981
60-Month
75.81"
(1,925.57mm)
79.56"
(2,020.82mm)
-3.75"
(-95.25mm)
37th Driest Driest since: 1964 2004
85th Wettest Wettest since: 1980 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 13, 2021 from https://www.ncdc.noaa.gov/cag/