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


Colorado

Precipitation Rankings, July 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
July 2009
1-Month
2.31"
(58.67mm)
2.10"
(53.34mm)
0.21"
(5.33mm)
80th Driest Driest since: 2008 1900
46th Wettest Wettest since: 2006 1998
Ties: 1913
Jun–Jul 2009
2-Month
4.95"
(125.73mm)
3.65"
(92.71mm)
1.30"
(33.02mm)
114th Driest Driest since: 2008 1924
12th Wettest Wettest since: 1998 1965
May–Jul 2009
3-Month
6.89"
(175.01mm)
5.66"
(143.76mm)
1.23"
(31.25mm)
107th Driest Driest since: 2008 2002
19th Wettest Wettest since: 1995 2015
Ties: 1904
Apr–Jul 2009
4-Month
9.25"
(234.95mm)
7.50"
(190.50mm)
1.75"
(44.45mm)
111th Driest Driest since: 2008 2002
15th Wettest Wettest since: 1999 1957
Mar–Jul 2009
5-Month
10.38"
(263.65mm)
9.02"
(229.11mm)
1.36"
(34.54mm)
101st Driest Driest since: 2008 2002
25th Wettest Wettest since: 1999 1957
Feb–Jul 2009
6-Month
11.16"
(283.46mm)
10.11"
(256.79mm)
1.05"
(26.67mm)
99th Driest Driest since: 2008 2002
27th Wettest Wettest since: 1999 1995
Jan–Jul 2009
7-Month
12.14"
(308.36mm)
11.17"
(283.72mm)
0.97"
(24.64mm)
96th Driest Driest since: 2008 2002
30th Wettest Wettest since: 1999 1957
Dec 2008–Jul 2009
8-Month
13.97"
(354.84mm)
12.24"
(310.90mm)
1.73"
(43.94mm)
102nd Driest Driest since: 2008 2002
23rd Wettest Wettest since: 1999 1957
Nov 2008–Jul 2009
9-Month
14.89"
(378.21mm)
13.31"
(338.07mm)
1.58"
(40.14mm)
99th Driest Driest since: 2008 2002
26th Wettest Wettest since: 1999 1957
Oct 2008–Jul 2009
10-Month
16.16"
(410.46mm)
14.64"
(371.86mm)
1.52"
(38.60mm)
93rd Driest Driest since: 2008 2002
32nd Wettest Wettest since: 1999 1995
Sep 2008–Jul 2009
11-Month
17.26"
(438.40mm)
16.07"
(408.18mm)
1.19"
(30.22mm)
84th Driest Driest since: 2008 2002
41st Wettest Wettest since: 2007 1995
Aug 2008–Jul 2009
12-Month
20.40"
(518.16mm)
18.08"
(459.23mm)
2.32"
(58.93mm)
104th Driest Driest since: 2008 2002
21st Wettest Wettest since: 1999 1995
Feb 2008–Jul 2009
18-Month
28.00"
(711.20mm)
28.21"
(716.53mm)
-0.21"
(-5.33mm)
60th Driest Driest since: 2008 2002, 2013
65th Wettest Wettest since: 2007 1942
Ties: 1897
Aug 2007–Jul 2009
24-Month
37.92"
(963.17mm)
36.18"
(918.97mm)
1.74"
(44.20mm)
92nd Driest Driest since: 2008 1902
32nd Wettest Wettest since: 1999 1942
Aug 2006–Jul 2009
36-Month
58.30"
(1,480.82mm)
54.23"
(1,377.44mm)
4.07"
(103.38mm)
101st Driest Driest since: 2008 1956
22nd Wettest Wettest since: 2000 1943
Aug 2005–Jul 2009
48-Month
74.79"
(1,899.67mm)
72.25"
(1,835.15mm)
2.54"
(64.52mm)
82nd Driest Driest since: 2008 1956
40th Wettest Wettest since: 2001 1944
Aug 2004–Jul 2009
60-Month
93.88"
(2,384.55mm)
90.27"
(2,292.86mm)
3.61"
(91.69mm)
84th Driest Driest since: 2008 1954
37th Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 16, 2019 from https://www.ncdc.noaa.gov/cag/