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 1907

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
January 1907
1-Month 		1.00"
(25.40mm)		 1.06"
(26.92mm)		 -0.06"
(-1.52mm)		 72nd Driest
Driest since:
 1919, 1931
57th Wettest
Wettest since:
 1916
Ties: 1985, 2007
Dec 1906–Jan 1907
2-Month 		1.91"
(48.51mm)		 2.13"
(54.10mm)		 -0.22"
(-5.59mm)		 52nd Driest
Driest since:
 1931
76th Wettest
Wettest since:
 1914
Ties: 1926
Nov 1906–Jan 1907
3-Month 		3.39"
(86.11mm)		 3.20"
(81.28mm)		 0.19"
(4.83mm)		 87th Driest
Driest since:
 1904
41st Wettest
Wettest since:
 1979
Oct 1906–Jan 1907
4-Month 		5.33"
(135.38mm)		 4.54"
(115.32mm)		 0.79"
(20.06mm)		 96th Driest
Driest since:
 1977
32nd Wettest
Wettest since:
 1909
Sep 1906–Jan 1907
5-Month 		7.95"
(201.93mm)		 5.96"
(151.38mm)		 1.99"
(50.55mm)		 118th Driest
Driest since:
 1904
10th Wettest
Wettest to Date
 1942
Aug 1906–Jan 1907
6-Month 		9.72"
(246.89mm)		 7.98"
(202.69mm)		 1.74"
(44.20mm)		 109th Driest
Driest since:
 1901
19th Wettest
Wettest to Date
 1942
Jul 1906–Jan 1907
7-Month 		12.00"
(304.80mm)		 10.08"
(256.03mm)		 1.92"
(48.77mm)		 110th Driest
Driest since:
 1901
18th Wettest
Wettest to Date
 2007
Jun 1906–Jan 1907
8-Month 		12.87"
(326.90mm)		 11.62"
(295.15mm)		 1.25"
(31.75mm)		 94th Driest
Driest since:
 1901, 1981
34th Wettest
Wettest since:
 1942
May 1906–Jan 1907
9-Month 		14.95"
(379.73mm)		 13.64"
(346.46mm)		 1.31"
(33.27mm)		 91st Driest
Driest since:
 1901
37th Wettest
Wettest since:
 1942
Apr 1906–Jan 1907
10-Month 		18.65"
(473.71mm)		 15.52"
(394.21mm)		 3.13"
(79.50mm)		 116th Driest
Driest since:
 1940
12th Wettest
Wettest to Date
 1942
Mar 1906–Jan 1907
11-Month 		21.91"
(556.51mm)		 17.02"
(432.31mm)		 4.89"
(124.20mm)		 125th Driest
Driest since:
 2021
3rd Wettest
Wettest to Date
 1942
Feb 1906–Jan 1907
12-Month 		22.40"
(568.96mm)		 18.10"
(459.74mm)		 4.30"
(109.22mm)		 124th Driest
Driest since:
 2003
4th Wettest
Wettest to Date
 1942
Aug 1905–Jan 1907
18-Month 		28.94"
(735.08mm)		 26.08"
(662.43mm)		 2.86"
(72.65mm)		 105th Driest
Driest since:
 2003
22nd Wettest
Wettest since:
 1942
Feb 1905–Jan 1907
24-Month 		43.25"
(1,098.55mm)		 36.16"
(918.46mm)		 7.09"
(180.09mm)		 124th Driest
Driest since:
 2003
3rd Wettest
Wettest to Date
 1943
Feb 1904–Jan 1907
36-Month 		61.22"
(1,554.99mm)		 54.20"
(1,376.68mm)		 7.02"
(178.31mm)		 119th Driest
Driest since:
 1977
7th Wettest
Wettest to Date
 1943
Feb 1903–Jan 1907
48-Month 		77.20"
(1,960.88mm)		 72.24"
(1,834.90mm)		 4.96"
(125.98mm)		 102nd Driest
Driest since:
 1957
23rd Wettest
Wettest to Date
 1987
Feb 1902–Jan 1907
60-Month 		93.11"
(2,364.99mm)		 90.25"
(2,292.35mm)		 2.86"
(72.64mm)		 85th Driest
Driest since:
 1957
39th Wettest
Wettest to Date
 2000

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