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


Wyoming

Precipitation Rankings, September 1990

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1990
1-Month
1.05"
(26.67mm)
1.24"
(31.50mm)
-0.19"
(-4.83mm)
58th Driest Driest since: 1988 1979
69th Wettest Wettest since: 1989 1923
Ties: 1939, 1983
Aug–Sep 1990
2-Month
2.17"
(55.12mm)
2.31"
(58.67mm)
-0.14"
(-3.55mm)
63rd Driest Driest since: 1988 2012
64th Wettest Wettest since: 1989 1923
Ties: 1936
Jul–Sep 1990
3-Month
4.07"
(103.38mm)
3.59"
(91.19mm)
0.48"
(12.19mm)
93rd Driest Driest since: 1989 1964
34th Wettest Wettest since: 1986 1923
Jun–Sep 1990
4-Month
5.26"
(133.60mm)
5.43"
(137.92mm)
-0.17"
(-4.32mm)
63rd Driest Driest since: 1988 2012
64th Wettest Wettest since: 1989 1923
May–Sep 1990
5-Month
7.03"
(178.56mm)
7.64"
(194.06mm)
-0.61"
(-15.50mm)
48th Driest Driest since: 1988 1919
79th Wettest Wettest since: 1989 1915
Apr–Sep 1990
6-Month
9.08"
(230.63mm)
9.42"
(239.27mm)
-0.34"
(-8.64mm)
56th Driest Driest since: 1989 2012
71st Wettest Wettest since: 1986 1941
Mar–Sep 1990
7-Month
10.52"
(267.21mm)
10.67"
(271.02mm)
-0.15"
(-3.81mm)
60th Driest Driest since: 1989 2012
67th Wettest Wettest since: 1986 1941
Feb–Sep 1990
8-Month
11.21"
(284.73mm)
11.63"
(295.40mm)
-0.42"
(-10.67mm)
53rd Driest Driest since: 1988 2012
74th Wettest Wettest since: 1989 1945
Jan–Sep 1990
9-Month
12.19"
(309.63mm)
12.70"
(322.58mm)
-0.51"
(-12.95mm)
53rd Driest Driest since: 1988 1919
74th Wettest Wettest since: 1989 1915, 1945
Dec 1989–Sep 1990
10-Month
13.08"
(332.23mm)
13.71"
(348.23mm)
-0.63"
(-16.00mm)
50th Driest Driest since: 1989 1919
76th Wettest Wettest since: 1986 1923
Ties: 2005
Nov 1989–Sep 1990
11-Month
13.88"
(352.55mm)
14.74"
(374.40mm)
-0.86"
(-21.85mm)
47th Driest Driest since: 1988 1919
79th Wettest Wettest since: 1989 1923
Oct 1989–Sep 1990
12-Month
14.97"
(380.24mm)
15.94"
(404.88mm)
-0.97"
(-24.64mm)
48th Driest Driest since: 1989 1919
78th Wettest Wettest since: 1987 1995
Apr 1989–Sep 1990
18-Month
23.68"
(601.47mm)
25.35"
(643.89mm)
-1.67"
(-42.42mm)
44th Driest Driest since: 1989 1911
82nd Wettest Wettest since: 1987 1945
Oct 1988–Sep 1990
24-Month
29.64"
(752.86mm)
31.88"
(809.75mm)
-2.24"
(-56.89mm)
34th Driest Driest since: 1989 2002
91st Wettest Wettest since: 1987 1998
Oct 1987–Sep 1990
36-Month
41.39"
(1,051.31mm)
47.81"
(1,214.37mm)
-6.42"
(-163.06mm)
13th Driest Driest since: 1961 2002
111th Wettest Wettest since: 1989 1997
Oct 1986–Sep 1990
48-Month
56.91"
(1,445.51mm)
63.72"
(1,618.49mm)
-6.81"
(-172.98mm)
14th Driest Driest since: 1961 2003
109th Wettest Wettest since: 1989 1998
Oct 1985–Sep 1990
60-Month
75.27"
(1,911.86mm)
79.56"
(2,020.82mm)
-4.29"
(-108.96mm)
34th Driest Driest since: 1989 2004
88th Wettest Wettest since: 1988 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2021, retrieved on September 28, 2021 from https://www.ncdc.noaa.gov/cag/