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 2005

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Wettest/Driest
Since		Record
January 2005
1-Month		1.97"
(50.04mm)		1.06"
(26.92mm)		0.91"
(23.12mm)		124th Driest
Driest since:
1919, 1931
6th Wettest
Wettest since:
1916
Dec 2004–Jan 2005
2-Month		2.74"
(69.60mm)		2.13"
(54.10mm)		0.61"
(15.50mm)		108th Driest
Driest since:
1931
21st Wettest
Wettest since:
1914
Ties: 1956
Nov 2004–Jan 2005
3-Month		4.43"
(112.52mm)		3.20"
(81.28mm)		1.23"
(31.24mm)		115th Driest
Driest since:
1904
14th Wettest
Wettest since:
1979
Oct 2004–Jan 2005
4-Month		5.90"
(149.86mm)		4.54"
(115.32mm)		1.36"
(34.54mm)		116th Driest
Driest since:
1977
13th Wettest
Wettest since:
1909
Sep 2004–Jan 2005
5-Month		8.07"
(204.98mm)		5.96"
(151.38mm)		2.11"
(53.60mm)		121st Driest
Driest since:
1904
8th Wettest
Wettest since:
1942
Aug 2004–Jan 2005
6-Month		9.92"
(251.97mm)		7.98"
(202.69mm)		1.94"
(49.28mm)		116th Driest
Driest since:
1901
13th Wettest
Wettest since:
1942
Ties: 2008
Jul 2004–Jan 2005
7-Month		12.28"
(311.91mm)		10.08"
(256.03mm)		2.20"
(55.88mm)		118th Driest
Driest since:
1901
11th Wettest
Wettest since:
2007
Jun 2004–Jan 2005
8-Month		14.27"
(362.46mm)		11.62"
(295.15mm)		2.65"
(67.31mm)		120th Driest
Driest since:
1901, 1981
9th Wettest
Wettest since:
1942
May 2004–Jan 2005
9-Month		14.97"
(380.24mm)		13.64"
(346.46mm)		1.33"
(33.78mm)		93rd Driest
Driest since:
1901
36th Wettest
Wettest since:
1942
Apr 2004–Jan 2005
10-Month		18.12"
(460.25mm)		15.52"
(394.21mm)		2.60"
(66.04mm)		115th Driest
Driest since:
1940
14th Wettest
Wettest since:
1942
Mar 2004–Jan 2005
11-Month		18.73"
(475.74mm)		17.02"
(432.31mm)		1.71"
(43.43mm)		101st Driest
Driest since:
2021
28th Wettest
Wettest since:
1942
Feb 2004–Jan 2005
12-Month		20.00"
(508.00mm)		18.10"
(459.74mm)		1.90"
(48.26mm)		106th Driest
Driest since:
2003
23rd Wettest
Wettest since:
1942
Aug 2003–Jan 2005
18-Month		26.81"
(680.97mm)		26.08"
(662.43mm)		0.73"
(18.54mm)		81st Driest
Driest since:
2003
47th Wettest
Wettest since:
1942
Feb 2003–Jan 2005
24-Month		36.90"
(937.26mm)		36.16"
(918.46mm)		0.74"
(18.80mm)		73rd Driest
Driest since:
2003
55th Wettest
Wettest since:
1943
Feb 2002–Jan 2005
36-Month		48.55"
(1,233.17mm)		54.20"
(1,376.68mm)		-5.65"
(-143.51mm)		21st Driest
Driest since:
1977
106th Wettest
Wettest since:
1943
Feb 2001–Jan 2005
48-Month		64.98"
(1,650.49mm)		72.24"
(1,834.90mm)		-7.26"
(-184.41mm)		18th Driest
Driest since:
1957
108th Wettest
Wettest since:
1987
Feb 2000–Jan 2005
60-Month		81.66"
(2,074.16mm)		90.25"
(2,292.35mm)		-8.59"
(-218.19mm)		17th Driest
Driest since:
1957
108th Wettest
Wettest since:
2000

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