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 1919

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
January 1919
1-Month 		0.17"
(4.32mm)		 1.06"
(26.92mm)		 -0.89"
(-22.60mm)		 1st Driest
Driest since:
 1919, 1931
128th Wettest
Wettest since:
 1916
Ties: 1931
Dec 1918–Jan 1919
2-Month 		1.88"
(47.75mm)		 2.13"
(54.10mm)		 -0.25"
(-6.35mm)		 50th Driest
Driest since:
 1931
78th Wettest
Wettest since:
 1914
Nov 1918–Jan 1919
3-Month 		3.09"
(78.49mm)		 3.20"
(81.28mm)		 -0.11"
(-2.79mm)		 62nd Driest
Driest since:
 1904
66th Wettest
Wettest since:
 1979
Oct 1918–Jan 1919
4-Month 		4.58"
(116.33mm)		 4.54"
(115.32mm)		 0.04"
(1.01mm)		 64th Driest
Driest since:
 1977
64th Wettest
Wettest since:
 1909
Ties: 1922, 1969
Sep 1918–Jan 1919
5-Month 		6.79"
(172.47mm)		 5.96"
(151.38mm)		 0.83"
(21.09mm)		 94th Driest
Driest since:
 1904
34th Wettest
Wettest since:
 1942
Aug 1918–Jan 1919
6-Month 		8.42"
(213.87mm)		 7.98"
(202.69mm)		 0.44"
(11.18mm)		 76th Driest
Driest since:
 1901
52nd Wettest
Wettest since:
 1942
Ties: 2017
Jul 1918–Jan 1919
7-Month 		11.05"
(280.67mm)		 10.07"
(255.78mm)		 0.98"
(24.89mm)		 88th Driest
Driest since:
 1901
40th Wettest
Wettest since:
 2007
Jun 1918–Jan 1919
8-Month 		12.50"
(317.50mm)		 11.62"
(295.15mm)		 0.88"
(22.35mm)		 85th Driest
Driest since:
 1901, 1981
43rd Wettest
Wettest since:
 1942
May 1918–Jan 1919
9-Month 		13.41"
(340.61mm)		 13.64"
(346.46mm)		 -0.23"
(-5.85mm)		 63rd Driest
Driest since:
 1901
65th Wettest
Wettest since:
 1942
Apr 1918–Jan 1919
10-Month 		15.08"
(383.03mm)		 15.52"
(394.21mm)		 -0.44"
(-11.18mm)		 53rd Driest
Driest since:
 1940
75th Wettest
Wettest since:
 1942
Mar 1918–Jan 1919
11-Month 		17.03"
(432.56mm)		 17.02"
(432.31mm)		 0.01"
(0.25mm)		 67th Driest
Driest since:
 2021
61st Wettest
Wettest since:
 1942
Feb 1918–Jan 1919
12-Month 		18.51"
(470.15mm)		 18.10"
(459.74mm)		 0.41"
(10.41mm)		 74th Driest
Driest since:
 2003
54th Wettest
Wettest since:
 1942
Aug 1917–Jan 1919
18-Month 		25.30"
(642.62mm)		 26.08"
(662.43mm)		 -0.78"
(-19.81mm)		 52nd Driest
Driest since:
 2003
75th Wettest
Wettest since:
 1942
Feb 1917–Jan 1919
24-Month 		35.11"
(891.79mm)		 36.16"
(918.46mm)		 -1.05"
(-26.67mm)		 53rd Driest
Driest since:
 2003
74th Wettest
Wettest since:
 1943
Feb 1916–Jan 1919
36-Month 		53.14"
(1,349.76mm)		 54.20"
(1,376.68mm)		 -1.06"
(-26.92mm)		 50th Driest
Driest since:
 1977
76th Wettest
Wettest since:
 1943
Feb 1915–Jan 1919
48-Month 		75.75"
(1,924.05mm)		 72.24"
(1,834.90mm)		 3.51"
(89.15mm)		 91st Driest
Driest since:
 1957
34th Wettest
Wettest since:
 1987
Feb 1914–Jan 1919
60-Month 		95.36"
(2,422.14mm)		 90.25"
(2,292.35mm)		 5.11"
(129.79mm)		 101st Driest
Driest since:
 1957
23rd Wettest
Wettest since:
 2000

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