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, January 1903

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
January 1903
1-Month
0.60"
(15.24mm)
1.06"
(26.92mm)
-0.46"
(-11.68mm)
17th Driest
Driest since:
1919, 1931
112th Wettest
Wettest since:
1916
Dec 1902–Jan 1903
2-Month
2.09"
(53.09mm)
2.13"
(54.10mm)
-0.04"
(-1.01mm)
68th Driest
Driest since:
1931
60th Wettest
Wettest since:
1914
Ties: 1923, 1972
Nov 1902–Jan 1903
3-Month
3.17"
(80.52mm)
3.20"
(81.28mm)
-0.03"
(-0.76mm)
71st Driest
Driest since:
1904
57th Wettest
Wettest since:
1979
Ties: 1925
Oct 1902–Jan 1903
4-Month
4.13"
(104.90mm)
4.54"
(115.32mm)
-0.41"
(-10.42mm)
45th Driest
Driest since:
1977
83rd Wettest
Wettest since:
1909
Sep 1902–Jan 1903
5-Month
6.02"
(152.91mm)
5.96"
(151.38mm)
0.06"
(1.53mm)
71st Driest
Driest since:
1904
57th Wettest
Wettest since:
1942
Aug 1902–Jan 1903
6-Month
8.08"
(205.23mm)
7.98"
(202.69mm)
0.10"
(2.54mm)
69th Driest
Driest since:
1901
59th Wettest
Wettest since:
1942
Jul 1902–Jan 1903
7-Month
9.49"
(241.05mm)
10.07"
(255.78mm)
-0.58"
(-14.73mm)
46th Driest
Driest since:
1901
82nd Wettest
Wettest since:
2007
Jun 1902–Jan 1903
8-Month
10.64"
(270.26mm)
11.62"
(295.15mm)
-0.98"
(-24.89mm)
45th Driest
Driest since:
1901, 1981
83rd Wettest
Wettest since:
1942
May 1902–Jan 1903
9-Month
13.17"
(334.52mm)
13.64"
(346.46mm)
-0.47"
(-11.94mm)
54th Driest
Driest since:
1901
74th Wettest
Wettest since:
1942
Ties: 2012
Apr 1902–Jan 1903
10-Month
13.93"
(353.82mm)
15.52"
(394.21mm)
-1.59"
(-40.39mm)
38th Driest
Driest since:
1940
90th Wettest
Wettest since:
1942
Mar 1902–Jan 1903
11-Month
15.19"
(385.83mm)
17.02"
(432.31mm)
-1.83"
(-46.48mm)
32nd Driest
Driest since:
2021
96th Wettest
Wettest since:
1942
Feb 1902–Jan 1903
12-Month
15.91"
(404.11mm)
18.10"
(459.74mm)
-2.19"
(-55.63mm)
25th Driest
Driest since:
2003
103rd Wettest
Wettest since:
1942
Ties: 1976
Aug 1901–Jan 1903
18-Month
21.78"
(553.21mm)
26.08"
(662.43mm)
-4.30"
(-109.22mm)
10th Driest
Driest since:
2003
117th Wettest
Wettest since:
1942
Feb 1901–Jan 1903
24-Month
31.54"
(801.12mm)
36.16"
(918.46mm)
-4.62"
(-117.34mm)
21st Driest
Driest since:
2003
106th Wettest
Wettest since:
1943
Feb 1900–Jan 1903
36-Month
46.75"
(1,187.45mm)
54.20"
(1,376.68mm)
-7.45"
(-189.23mm)
10th Driest
Driest since:
1977
116th Wettest
Wettest since:
1943
Feb 1899–Jan 1903
48-Month
62.55"
(1,588.77mm)
72.24"
(1,834.90mm)
-9.69"
(-246.13mm)
6th Driest
Driest since:
1957
119th Wettest
Wettest since:
1987
Feb 1898–Jan 1903
60-Month
79.61"
(2,022.09mm)
90.25"
(2,292.35mm)
-10.64"
(-270.26mm)
7th Driest
Driest since:
1957
117th Wettest
Wettest since:
2000

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