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 1974

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 1974
1-Month
0.57"
(14.48mm)
1.24"
(31.50mm)
-0.67"
(-17.02mm)
22nd Driest Driest since: 1969 1979
105th Wettest Wettest since: 1973 1923
Ties: 1921
Aug–Sep 1974
2-Month
1.46"
(37.08mm)
2.31"
(58.67mm)
-0.85"
(-21.59mm)
24th Driest Driest since: 1969 2012
103rd Wettest Wettest since: 1973 1923
Jul–Sep 1974
3-Month
2.68"
(68.07mm)
3.59"
(91.19mm)
-0.91"
(-23.12mm)
36th Driest Driest since: 1969 1964
91st Wettest Wettest since: 1973 1923
Jun–Sep 1974
4-Month
3.77"
(95.76mm)
5.43"
(137.92mm)
-1.66"
(-42.16mm)
19th Driest Driest since: 1960 2012
108th Wettest Wettest since: 1973 1923
May–Sep 1974
5-Month
4.77"
(121.16mm)
7.64"
(194.06mm)
-2.87"
(-72.90mm)
7th Driest Driest since: 1924 1919
120th Wettest Wettest since: 1973 1915
Apr–Sep 1974
6-Month
6.90"
(175.26mm)
9.42"
(239.27mm)
-2.52"
(-64.01mm)
18th Driest Driest since: 1960 2012
109th Wettest Wettest since: 1973 1941
Mar–Sep 1974
7-Month
8.23"
(209.04mm)
10.67"
(271.02mm)
-2.44"
(-61.98mm)
20th Driest Driest since: 1960 2012
107th Wettest Wettest since: 1973 1941
Feb–Sep 1974
8-Month
8.85"
(224.79mm)
11.63"
(295.40mm)
-2.78"
(-70.61mm)
17th Driest Driest since: 1960 2012
110th Wettest Wettest since: 1973 1945
Jan–Sep 1974
9-Month
9.92"
(251.97mm)
12.70"
(322.58mm)
-2.78"
(-70.61mm)
20th Driest Driest since: 1966 1919
107th Wettest Wettest since: 1973 1915, 1945
Dec 1973–Sep 1974
10-Month
11.23"
(285.24mm)
13.71"
(348.23mm)
-2.48"
(-62.99mm)
22nd Driest Driest since: 1966 1919
104th Wettest Wettest since: 1973 1923
Nov 1973–Sep 1974
11-Month
12.98"
(329.69mm)
14.74"
(374.40mm)
-1.76"
(-44.71mm)
27th Driest Driest since: 1966 1919
99th Wettest Wettest since: 1973 1923
Oct 1973–Sep 1974
12-Month
13.75"
(349.25mm)
15.94"
(404.88mm)
-2.19"
(-55.63mm)
26th Driest Driest since: 1966 1919
100th Wettest Wettest since: 1973 1995
Apr 1973–Sep 1974
18-Month
25.20"
(640.08mm)
25.35"
(643.89mm)
-0.15"
(-3.81mm)
60th Driest Driest since: 1970 1911
66th Wettest Wettest since: 1973 1945
Oct 1972–Sep 1974
24-Month
32.24"
(818.90mm)
31.88"
(809.75mm)
0.36"
(9.15mm)
67th Driest Driest since: 1970 2002
58th Wettest Wettest since: 1973 1998
Ties: 1904
Oct 1971–Sep 1974
36-Month
49.73"
(1,263.14mm)
47.81"
(1,214.37mm)
1.92"
(48.77mm)
84th Driest Driest since: 1971 2002
40th Wettest Wettest since: 1973 1997
Ties: 2010
Oct 1970–Sep 1974
48-Month
67.63"
(1,717.80mm)
63.72"
(1,618.49mm)
3.91"
(99.31mm)
95th Driest Driest since: 1972 2003
28th Wettest Wettest since: 1973 1998
Ties: 1965
Oct 1969–Sep 1974
60-Month
83.24"
(2,114.30mm)
79.56"
(2,020.82mm)
3.68"
(93.48mm)
91st Driest Driest since: 1972 2004
31st Wettest Wettest since: 1973 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/