Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Colorado

Precipitation Rankings, March 2011

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 2011
1-Month
1.16"
(29.46mm)
1.52"
(38.61mm)
-0.36"
(-9.15mm)
45th Driest
Driest since:
1966
84th Wettest
Wettest since:
1906
Feb–Mar 2011
2-Month
2.33"
(59.18mm)
2.61"
(66.29mm)
-0.28"
(-7.11mm)
49th Driest
Driest since:
1966
80th Wettest
Wettest since:
1905
Ties: 2014
Jan–Mar 2011
3-Month
3.04"
(77.22mm)
3.67"
(93.22mm)
-0.63"
(-16.00mm)
38th Driest
Driest since:
1966
91st Wettest
Wettest since:
1980
Dec 2010–Mar 2011
4-Month
4.69"
(119.13mm)
4.74"
(120.40mm)
-0.05"
(-1.27mm)
67th Driest
Driest since:
1977
61st Wettest
Wettest since:
1979
Nov 2010–Mar 2011
5-Month
5.64"
(143.26mm)
5.81"
(147.57mm)
-0.17"
(-4.31mm)
59th Driest
Driest since:
1977
69th Wettest
Wettest since:
1979
Ties: 2009
Oct 2010–Mar 2011
6-Month
7.05"
(179.07mm)
7.14"
(181.36mm)
-0.09"
(-2.29mm)
59th Driest
Driest since:
1977
69th Wettest
Wettest since:
1909
Sep 2010–Mar 2011
7-Month
7.78"
(197.61mm)
8.57"
(217.68mm)
-0.79"
(-20.07mm)
42nd Driest
Driest since:
1902
86th Wettest
Wettest since:
1942
Ties: 1957
Aug 2010–Mar 2011
8-Month
10.12"
(257.05mm)
10.58"
(268.73mm)
-0.46"
(-11.68mm)
50th Driest
Driest since:
1901
78th Wettest
Wettest since:
1942
Jul 2010–Mar 2011
9-Month
12.58"
(319.53mm)
12.68"
(322.07mm)
-0.10"
(-2.54mm)
61st Driest
Driest since:
1901
67th Wettest
Wettest since:
1942
Jun 2010–Mar 2011
10-Month
13.93"
(353.82mm)
14.23"
(361.44mm)
-0.30"
(-7.62mm)
56th Driest
Driest since:
1901
72nd Wettest
Wettest since:
1942
May 2010–Mar 2011
11-Month
15.27"
(387.86mm)
16.25"
(412.75mm)
-0.98"
(-24.89mm)
44th Driest
Driest since:
1901
84th Wettest
Wettest since:
1942
Apr 2010–Mar 2011
12-Month
17.40"
(441.96mm)
18.13"
(460.50mm)
-0.73"
(-18.54mm)
47th Driest
Driest since:
1935
81st Wettest
Wettest since:
1942
Oct 2009–Mar 2011
18-Month
25.24"
(641.10mm)
25.26"
(641.60mm)
-0.02"
(-0.50mm)
67th Driest
Driest since:
1935
60th Wettest
Wettest since:
1942
Apr 2009–Mar 2011
24-Month
37.13"
(943.10mm)
36.17"
(918.72mm)
0.96"
(24.38mm)
77th Driest
Driest since:
1977
50th Wettest
Wettest since:
1943
Apr 2008–Mar 2011
36-Month
53.43"
(1,357.12mm)
54.22"
(1,377.19mm)
-0.79"
(-20.07mm)
53rd Driest
Driest since:
1977
73rd Wettest
Wettest since:
1943
Apr 2007–Mar 2011
48-Month
73.14"
(1,857.76mm)
72.23"
(1,834.64mm)
0.91"
(23.12mm)
71st Driest
Driest since:
2004
54th Wettest
Wettest since:
1987
Ties: 1982
Apr 2006–Mar 2011
60-Month
91.81"
(2,331.97mm)
90.23"
(2,291.84mm)
1.58"
(40.13mm)
72nd Driest
Driest since:
1957
52nd Wettest
Wettest since:
1987

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