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 September 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 1971

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1971
1-Month
1.52"
(38.61mm)
1.24"
(31.50mm)
0.28"
(7.11mm)
91st Driest Driest since: 1970 1979
37th Wettest Wettest since: 1966 1923
Aug–Sep 1971
2-Month
2.28"
(57.91mm)
2.31"
(58.67mm)
-0.03"
(-0.76mm)
68th Driest Driest since: 1970 2012
60th Wettest Wettest since: 1968 1923
Ties: 1957
Jul–Sep 1971
3-Month
2.88"
(73.15mm)
3.59"
(91.19mm)
-0.71"
(-18.04mm)
44th Driest Driest since: 1970 1964
84th Wettest Wettest since: 1970 1923
Ties: 1970
Jun–Sep 1971
4-Month
3.82"
(97.03mm)
5.43"
(137.92mm)
-1.61"
(-40.89mm)
20th Driest Driest since: 1960 2012
108th Wettest Wettest since: 1970 1923
May–Sep 1971
5-Month
7.25"
(184.15mm)
7.64"
(194.06mm)
-0.39"
(-9.91mm)
56th Driest Driest since: 1969 1919
72nd Wettest Wettest since: 1970 1915
Apr–Sep 1971
6-Month
10.17"
(258.32mm)
9.42"
(239.27mm)
0.75"
(19.05mm)
88th Driest Driest since: 1970 2012
40th Wettest Wettest since: 1968 1941
Mar–Sep 1971
7-Month
11.53"
(292.86mm)
10.67"
(271.02mm)
0.86"
(21.84mm)
85th Driest Driest since: 1970 2012
43rd Wettest Wettest since: 1968 1941
Feb–Sep 1971
8-Month
12.59"
(319.79mm)
11.63"
(295.40mm)
0.96"
(24.39mm)
86th Driest Driest since: 1970 2012
42nd Wettest Wettest since: 1968 1945
Jan–Sep 1971
9-Month
13.99"
(355.35mm)
12.70"
(322.58mm)
1.29"
(32.77mm)
90th Driest Driest since: 1970 1919
38th Wettest Wettest since: 1967 1915, 1945
Dec 1970–Sep 1971
10-Month
15.13"
(384.30mm)
13.71"
(348.23mm)
1.42"
(36.07mm)
95th Driest Driest since: 1970 1919
32nd Wettest Wettest since: 1968 1923
Nov 1970–Sep 1971
11-Month
16.69"
(423.93mm)
14.74"
(374.40mm)
1.95"
(49.53mm)
103rd Driest Driest since: 1970 1919
24th Wettest Wettest since: 1967 1923
Oct 1970–Sep 1971
12-Month
17.90"
(454.66mm)
15.94"
(404.88mm)
1.96"
(49.78mm)
99th Driest Driest since: 1970 1919
28th Wettest Wettest since: 1967 1995
Apr 1970–Sep 1971
18-Month
27.13"
(689.10mm)
25.35"
(643.89mm)
1.78"
(45.21mm)
91st Driest Driest since: 1970 2021
36th Wettest Wettest since: 1968 1945
Oct 1969–Sep 1971
24-Month
33.51"
(851.15mm)
31.88"
(809.75mm)
1.63"
(41.40mm)
83rd Driest Driest since: 1970 2002
43rd Wettest Wettest since: 1968 1998
Oct 1968–Sep 1971
36-Month
47.36"
(1,202.94mm)
47.81"
(1,214.37mm)
-0.45"
(-11.43mm)
62nd Driest Driest since: 1970 2002
63rd Wettest Wettest since: 1969 1997
Oct 1967–Sep 1971
48-Month
64.87"
(1,647.70mm)
63.72"
(1,618.49mm)
1.15"
(29.21mm)
76th Driest Driest since: 1969 2003
48th Wettest Wettest since: 1970 1998
Oct 1966–Sep 1971
60-Month
83.39"
(2,118.11mm)
79.56"
(2,020.82mm)
3.83"
(97.29mm)
95th Driest Driest since: 1970 2004
28th Wettest Wettest since: 1951 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 25, 2021 from https://www.ncdc.noaa.gov/cag/