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 1931

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 1931
1-Month
1.34"
(34.04mm)
1.52"
(38.61mm)
-0.18"
(-4.57mm)
55th Driest
Driest since:
1966
74th Wettest
Wettest since:
1906
Feb–Mar 1931
2-Month
2.81"
(71.37mm)
2.61"
(66.29mm)
0.20"
(5.08mm)
86th Driest
Driest since:
1966
43rd Wettest
Wettest since:
1905
Ties: 1959
Jan–Mar 1931
3-Month
2.98"
(75.69mm)
3.67"
(93.22mm)
-0.69"
(-17.53mm)
34th Driest
Driest since:
1966
95th Wettest
Wettest since:
1980
Dec 1930–Mar 1931
4-Month
3.31"
(84.07mm)
4.74"
(120.40mm)
-1.43"
(-36.33mm)
8th Driest
Driest since:
1977
120th Wettest
Wettest since:
1979
Nov 1930–Mar 1931
5-Month
4.93"
(125.22mm)
5.81"
(147.57mm)
-0.88"
(-22.35mm)
31st Driest
Driest since:
1977
97th Wettest
Wettest since:
1979
Oct 1930–Mar 1931
6-Month
6.16"
(156.46mm)
7.14"
(181.36mm)
-0.98"
(-24.90mm)
31st Driest
Driest since:
1977
97th Wettest
Wettest since:
1909
Ties: 1959, 1968
Sep 1930–Mar 1931
7-Month
7.30"
(185.42mm)
8.57"
(217.68mm)
-1.27"
(-32.26mm)
26th Driest
Driest since:
1902
102nd Wettest
Wettest since:
1942
Aug 1930–Mar 1931
8-Month
10.24"
(260.10mm)
10.58"
(268.73mm)
-0.34"
(-8.63mm)
54th Driest
Driest since:
1901
74th Wettest
Wettest since:
1942
Jul 1930–Mar 1931
9-Month
13.38"
(339.85mm)
12.68"
(322.07mm)
0.70"
(17.78mm)
79th Driest
Driest since:
1901
49th Wettest
Wettest since:
1942
Jun 1930–Mar 1931
10-Month
14.21"
(360.93mm)
14.23"
(361.44mm)
-0.02"
(-0.51mm)
60th Driest
Driest since:
1901
68th Wettest
Wettest since:
1942
May 1930–Mar 1931
11-Month
16.79"
(426.47mm)
16.25"
(412.75mm)
0.54"
(13.72mm)
76th Driest
Driest since:
1901
52nd Wettest
Wettest since:
1942
Apr 1930–Mar 1931
12-Month
17.99"
(456.95mm)
18.13"
(460.50mm)
-0.14"
(-3.55mm)
63rd Driest
Driest since:
1935
65th Wettest
Wettest since:
1942
Ties: 1978
Oct 1929–Mar 1931
18-Month
23.71"
(602.23mm)
25.26"
(641.60mm)
-1.55"
(-39.37mm)
42nd Driest
Driest since:
1935
85th Wettest
Wettest since:
1942
Apr 1929–Mar 1931
24-Month
36.31"
(922.27mm)
36.17"
(918.72mm)
0.14"
(3.55mm)
68th Driest
Driest since:
1977
59th Wettest
Wettest since:
1943
Ties: 1898
Apr 1928–Mar 1931
36-Month
55.23"
(1,402.84mm)
54.22"
(1,377.19mm)
1.01"
(25.65mm)
77th Driest
Driest since:
1977
49th Wettest
Wettest since:
1943
Apr 1927–Mar 1931
48-Month
74.48"
(1,891.79mm)
72.23"
(1,834.64mm)
2.25"
(57.15mm)
82nd Driest
Driest since:
2004
43rd Wettest
Wettest since:
1987
Ties: 1915
Apr 1926–Mar 1931
60-Month
93.50"
(2,374.90mm)
90.23"
(2,291.84mm)
3.27"
(83.06mm)
89th Driest
Driest since:
1957
35th Wettest
Wettest since:
1987

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