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.


Colorado

Precipitation Rankings, September 2003

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 2003
1-Month
1.44"
(36.58mm)
1.43"
(36.32mm)
0.01"
(0.26mm)
73rd Driest Driest since: 2001 1956
54th Wettest Wettest since: 2002 2013
Ties: 1931
Aug–Sep 2003
2-Month
3.29"
(83.57mm)
3.46"
(87.88mm)
-0.17"
(-4.31mm)
59th Driest Driest since: 2001 1944
68th Wettest Wettest since: 2002 2013
Jul–Sep 2003
3-Month
4.31"
(109.47mm)
5.56"
(141.22mm)
-1.25"
(-31.75mm)
21st Driest Driest since: 1980 1900
106th Wettest Wettest since: 2002 2013
Jun–Sep 2003
4-Month
6.38"
(162.05mm)
7.10"
(180.34mm)
-0.72"
(-18.29mm)
40th Driest Driest since: 2002 1924
87th Wettest Wettest since: 2001 1965
Ties: 1948
May–Sep 2003
5-Month
8.13"
(206.50mm)
9.12"
(231.65mm)
-0.99"
(-25.15mm)
36th Driest Driest since: 2002 1939
91st Wettest Wettest since: 2001 1965
Ties: 2016
Apr–Sep 2003
6-Month
9.70"
(246.38mm)
10.96"
(278.38mm)
-1.26"
(-32.00mm)
33rd Driest Driest since: 2002 1939
94th Wettest Wettest since: 2001 1999
Mar–Sep 2003
7-Month
11.89"
(302.01mm)
12.47"
(316.74mm)
-0.58"
(-14.73mm)
53rd Driest Driest since: 2002 2002
74th Wettest Wettest since: 2001 1941
Ties: 1903
Feb–Sep 2003
8-Month
13.38"
(339.85mm)
13.56"
(344.42mm)
-0.18"
(-4.57mm)
63rd Driest Driest since: 2002 2002
64th Wettest Wettest since: 1999 1941
Jan–Sep 2003
9-Month
13.82"
(351.03mm)
14.62"
(371.35mm)
-0.80"
(-20.32mm)
51st Driest Driest since: 2002 2002
76th Wettest Wettest since: 2001 1957
Dec 2002–Sep 2003
10-Month
14.46"
(367.28mm)
15.70"
(398.78mm)
-1.24"
(-31.50mm)
40th Driest Driest since: 2002 2002
86th Wettest Wettest since: 2001 1957
Nov 2002–Sep 2003
11-Month
15.44"
(392.18mm)
16.76"
(425.70mm)
-1.32"
(-33.52mm)
42nd Driest Driest since: 2002 2002
84th Wettest Wettest since: 2001 1941
Oct 2002–Sep 2003
12-Month
17.06"
(433.32mm)
18.10"
(459.74mm)
-1.04"
(-26.42mm)
46th Driest Driest since: 2002 2002
80th Wettest Wettest since: 2001 1995
Apr 2002–Sep 2003
18-Month
23.68"
(601.47mm)
29.08"
(738.63mm)
-5.40"
(-137.16mm)
5th Driest Driest since: 2002 2002
121st Wettest Wettest since: 2001 1942
Oct 2001–Sep 2003
24-Month
28.17"
(715.52mm)
36.22"
(919.99mm)
-8.05"
(-204.47mm)
1st Driest Driest to Date 2003
124th Wettest Wettest since: 2002 1942
Oct 2000–Sep 2003
36-Month
45.89"
(1,165.61mm)
54.27"
(1,378.46mm)
-8.38"
(-212.85mm)
6th Driest Driest since: 2002 1956
118th Wettest Wettest since: 2001 1997
Oct 1999–Sep 2003
48-Month
61.06"
(1,550.92mm)
72.31"
(1,836.67mm)
-11.25"
(-285.75mm)
2nd Driest Driest since: 1956 1956
121st Wettest Wettest since: 2002 1998
Oct 1998–Sep 2003
60-Month
83.89"
(2,130.81mm)
90.33"
(2,294.38mm)
-6.44"
(-163.57mm)
20th Driest Driest since: 1978 1956
102nd Wettest Wettest since: 2002 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 20, 2021 from https://www.ncdc.noaa.gov/cag/