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 2009

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 2009
1-Month
1.13"
(28.70mm)
1.52"
(38.61mm)
-0.39"
(-9.91mm)
41st Driest
Driest since:
1966
88th Wettest
Wettest since:
1906
Feb–Mar 2009
2-Month
1.91"
(48.51mm)
2.61"
(66.29mm)
-0.70"
(-17.78mm)
24th Driest
Driest since:
1966
105th Wettest
Wettest since:
1905
Jan–Mar 2009
3-Month
2.89"
(73.41mm)
3.67"
(93.22mm)
-0.78"
(-19.81mm)
27th Driest
Driest since:
1966
102nd Wettest
Wettest since:
1980
Ties: 1934
Dec 2008–Mar 2009
4-Month
4.72"
(119.89mm)
4.74"
(120.40mm)
-0.02"
(-0.51mm)
69th Driest
Driest since:
1977
59th Wettest
Wettest since:
1979
Ties: 1958
Nov 2008–Mar 2009
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: 2011
Oct 2008–Mar 2009
6-Month
6.91"
(175.51mm)
7.14"
(181.36mm)
-0.23"
(-5.85mm)
53rd Driest
Driest since:
1977
75th Wettest
Wettest since:
1909
Sep 2008–Mar 2009
7-Month
8.01"
(203.45mm)
8.57"
(217.68mm)
-0.56"
(-14.23mm)
50th Driest
Driest since:
1902
78th Wettest
Wettest since:
1942
Aug 2008–Mar 2009
8-Month
11.15"
(283.21mm)
10.58"
(268.73mm)
0.57"
(14.48mm)
83rd Driest
Driest since:
1901
45th Wettest
Wettest since:
1942
Ties: 1914
Jul 2008–Mar 2009
9-Month
12.63"
(320.80mm)
12.68"
(322.07mm)
-0.05"
(-1.27mm)
63rd Driest
Driest since:
1901
65th Wettest
Wettest since:
1942
Jun 2008–Mar 2009
10-Month
13.61"
(345.69mm)
14.23"
(361.44mm)
-0.62"
(-15.75mm)
53rd Driest
Driest since:
1901
75th Wettest
Wettest since:
1942
May 2008–Mar 2009
11-Month
15.16"
(385.06mm)
16.25"
(412.75mm)
-1.09"
(-27.69mm)
43rd Driest
Driest since:
1901
85th Wettest
Wettest since:
1942
Apr 2008–Mar 2009
12-Month
16.30"
(414.02mm)
18.13"
(460.50mm)
-1.83"
(-46.48mm)
33rd Driest
Driest since:
1935
95th Wettest
Wettest since:
1942
Oct 2007–Mar 2009
18-Month
24.46"
(621.28mm)
25.26"
(641.60mm)
-0.80"
(-20.32mm)
49th Driest
Driest since:
1935
78th Wettest
Wettest since:
1942
Apr 2007–Mar 2009
24-Month
36.01"
(914.65mm)
36.17"
(918.72mm)
-0.16"
(-4.07mm)
62nd Driest
Driest since:
1977
65th Wettest
Wettest since:
1943
Apr 2006–Mar 2009
36-Month
54.68"
(1,388.87mm)
54.22"
(1,377.19mm)
0.46"
(11.68mm)
66th Driest
Driest since:
1977
60th Wettest
Wettest since:
1943
Apr 2005–Mar 2009
48-Month
72.25"
(1,835.15mm)
72.23"
(1,834.64mm)
0.02"
(0.51mm)
63rd Driest
Driest since:
2004
62nd Wettest
Wettest since:
1987
Apr 2004–Mar 2009
60-Month
92.83"
(2,357.88mm)
90.23"
(2,291.84mm)
2.60"
(66.04mm)
81st Driest
Driest since:
1957
43rd Wettest
Wettest since:
1987

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