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 2020. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, May 2011

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
May 2011
1-Month
2.57"
(65.28mm)
2.02"
(51.31mm)
0.55"
(13.97mm)
97th Driest Driest since: 2010 1974
30th Wettest Wettest since: 2001 2015
Apr–May 2011
2-Month
4.67"
(118.62mm)
3.86"
(98.04mm)
0.81"
(20.58mm)
101st Driest Driest since: 2010 2002
26th Wettest Wettest since: 1999 1957
Mar–May 2011
3-Month
5.83"
(148.08mm)
5.37"
(136.40mm)
0.46"
(11.68mm)
87th Driest Driest since: 2010 2002
40th Wettest Wettest since: 1999 1957
Ties: 1933
Feb–May 2011
4-Month
7.00"
(177.80mm)
6.46"
(164.08mm)
0.54"
(13.72mm)
90th Driest Driest since: 2010 2002
37th Wettest Wettest since: 2003 1905
Ties: 2003
Jan–May 2011
5-Month
7.71"
(195.83mm)
7.52"
(191.01mm)
0.19"
(4.82mm)
80th Driest Driest since: 2010 2002
47th Wettest Wettest since: 2005 1957
Dec 2010–May 2011
6-Month
9.36"
(237.74mm)
8.60"
(218.44mm)
0.76"
(19.30mm)
93rd Driest Driest since: 2010 2002
33rd Wettest Wettest since: 1999 1957
Nov 2010–May 2011
7-Month
10.31"
(261.87mm)
9.66"
(245.36mm)
0.65"
(16.51mm)
85th Driest Driest since: 2010 2002
41st Wettest Wettest since: 2005 1957
Oct 2010–May 2011
8-Month
11.72"
(297.69mm)
11.00"
(279.40mm)
0.72"
(18.29mm)
83rd Driest Driest since: 2010 2002
43rd Wettest Wettest since: 2007 1995
Sep 2010–May 2011
9-Month
12.45"
(316.23mm)
12.43"
(315.72mm)
0.02"
(0.51mm)
64th Driest Driest since: 2009 2002
62nd Wettest Wettest since: 2010 1942
Aug 2010–May 2011
10-Month
14.79"
(375.67mm)
14.44"
(366.78mm)
0.35"
(8.89mm)
69th Driest Driest since: 2010 2002
57th Wettest Wettest since: 2009 1942
Jul 2010–May 2011
11-Month
17.25"
(438.15mm)
16.54"
(420.12mm)
0.71"
(18.03mm)
77th Driest Driest since: 2010 2002
49th Wettest Wettest since: 2007 1942
Jun 2010–May 2011
12-Month
18.60"
(472.44mm)
18.08"
(459.23mm)
0.52"
(13.21mm)
73rd Driest Driest since: 2009 2002
53rd Wettest Wettest since: 2010 1942
Dec 2009–May 2011
18-Month
27.20"
(690.88mm)
26.70"
(678.18mm)
0.50"
(12.70mm)
70th Driest Driest since: 2008 2013
55th Wettest Wettest since: 2010 1942
Jun 2009–May 2011
24-Month
37.50"
(952.50mm)
36.18"
(918.97mm)
1.32"
(33.53mm)
83rd Driest Driest since: 2010 1902
42nd Wettest Wettest since: 2008 1942
Jun 2008–May 2011
36-Month
55.41"
(1,407.41mm)
54.21"
(1,376.93mm)
1.20"
(30.48mm)
79th Driest Driest since: 2010 2004
45th Wettest Wettest since: 2009 1943
Jun 2007–May 2011
48-Month
73.64"
(1,870.46mm)
72.23"
(1,834.64mm)
1.41"
(35.82mm)
74th Driest Driest since: 2009 1956
49th Wettest Wettest since: 2010 1944
Jun 2006–May 2011
60-Month
94.66"
(2,404.36mm)
90.24"
(2,292.10mm)
4.42"
(112.26mm)
94th Driest Driest since: 2010 1936
28th Wettest Wettest since: 2001 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 19, 2020 from https://www.ncdc.noaa.gov/cag/