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 December 2019. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, October 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 2009
1-Month
2.02"
(51.31mm)
1.20"
(30.48mm)
0.82"
(20.83mm)
116th Driest Driest since: 2008 1933
10th Wettest Wettest since: 1998 1994
Sep–Oct 2009
2-Month
2.65"
(67.31mm)
2.44"
(61.98mm)
0.21"
(5.33mm)
84th Driest Driest since: 2008 1952
42nd Wettest Wettest since: 2007 2013
Aug–Oct 2009
3-Month
3.83"
(97.28mm)
3.51"
(89.15mm)
0.32"
(8.13mm)
83rd Driest Driest since: 2008 1958
43rd Wettest Wettest since: 2007 1923
Ties: 1947
Jul–Oct 2009
4-Month
5.28"
(134.11mm)
4.79"
(121.67mm)
0.49"
(12.44mm)
89th Driest Driest since: 2008 1964
37th Wettest Wettest since: 2007 1923
Jun–Oct 2009
5-Month
8.50"
(215.90mm)
6.62"
(168.15mm)
1.88"
(47.75mm)
111th Driest Driest since: 2008 1988
15th Wettest Wettest since: 1998 1923
May–Oct 2009
6-Month
9.76"
(247.90mm)
8.84"
(224.54mm)
0.92"
(23.36mm)
89th Driest Driest since: 2008 2012
37th Wettest Wettest since: 1998 1923
Apr–Oct 2009
7-Month
12.26"
(311.40mm)
10.61"
(269.49mm)
1.65"
(41.91mm)
99th Driest Driest since: 2008 2012
27th Wettest Wettest since: 1998 1941
Ties: 1906
Mar–Oct 2009
8-Month
13.86"
(352.04mm)
11.86"
(301.24mm)
2.00"
(50.80mm)
103rd Driest Driest since: 2008 2012
23rd Wettest Wettest since: 1998 1941
Feb–Oct 2009
9-Month
14.50"
(368.30mm)
12.83"
(325.88mm)
1.67"
(42.42mm)
101st Driest Driest since: 2008 2012
25th Wettest Wettest since: 1998 1941
Ties: 2017
Jan–Oct 2009
10-Month
15.84"
(402.34mm)
13.89"
(352.81mm)
1.95"
(49.53mm)
101st Driest Driest since: 2008 2012
25th Wettest Wettest since: 1998 1923
Dec 2008–Oct 2009
11-Month
17.04"
(432.82mm)
14.90"
(378.46mm)
2.14"
(54.36mm)
100th Driest Driest since: 2008 2012
25th Wettest Wettest since: 1998 1923
Nov 2008–Oct 2009
12-Month
17.96"
(456.18mm)
15.94"
(404.88mm)
2.02"
(51.30mm)
102nd Driest Driest since: 2008 1960
23rd Wettest Wettest since: 1998 1923
Ties: 1906
May 2008–Oct 2009
18-Month
27.62"
(701.55mm)
24.75"
(628.65mm)
2.87"
(72.90mm)
105th Driest Driest since: 2008 1934
20th Wettest Wettest since: 1999 1927
Nov 2007–Oct 2009
24-Month
33.72"
(856.49mm)
31.86"
(809.24mm)
1.86"
(47.25mm)
84th Driest Driest since: 2008 2002
40th Wettest Wettest since: 1999 1998
Ties: 2014
Nov 2006–Oct 2009
36-Month
48.75"
(1,238.25mm)
47.81"
(1,214.37mm)
0.94"
(23.88mm)
74th Driest Driest since: 2008 2002
49th Wettest Wettest since: 2000 1947
Nov 2005–Oct 2009
48-Month
61.99"
(1,574.55mm)
63.72"
(1,618.49mm)
-1.73"
(-43.94mm)
48th Driest Driest since: 2008 2003
74th Wettest Wettest since: 2000 1998
Nov 2004–Oct 2009
60-Month
77.35"
(1,964.69mm)
79.57"
(2,021.08mm)
-2.22"
(-56.39mm)
44th Driest Driest since: 2008 1935
77th Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/