Statewide Rankings

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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 2004

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
January 2004 1-Month	0.90" (22.86mm)	1.06" (26.92mm)	-0.16" (-4.06mm)	58th Driest	Driest since: 2003	1919, 1931
	0.90" (22.86mm)	1.06" (26.92mm)	-0.16" (-4.06mm)	72nd Wettest	Wettest since: 2001	1916
	Ties: 1929
Dec 2003–Jan 2004 2-Month	1.81" (45.97mm)	2.13" (54.10mm)	-0.32" (-8.13mm)	44th Driest	Driest since: 2003	1931
Dec 2003–Jan 2004 2-Month	1.81" (45.97mm)	2.13" (54.10mm)	-0.32" (-8.13mm)	85th Wettest	Wettest since: 2001	1914
Nov 2003–Jan 2004 3-Month	3.15" (80.01mm)	3.20" (81.28mm)	-0.05" (-1.27mm)	67th Driest	Driest since: 2003	1904
	3.15" (80.01mm)	3.20" (81.28mm)	-0.05" (-1.27mm)	62nd Wettest	Wettest since: 1997	1979
	Ties: 2014
Oct 2003–Jan 2004 4-Month	3.52" (89.41mm)	4.54" (115.32mm)	-1.02" (-25.91mm)	26th Driest	Driest since: 2002	1977
	3.52" (89.41mm)	4.54" (115.32mm)	-1.02" (-25.91mm)	103rd Wettest	Wettest since: 2003	1909
	Ties: 1908
Sep 2003–Jan 2004 5-Month	4.96" (125.98mm)	5.96" (151.38mm)	-1.00" (-25.40mm)	32nd Driest	Driest since: 2002	1904
Sep 2003–Jan 2004 5-Month	4.96" (125.98mm)	5.96" (151.38mm)	-1.00" (-25.40mm)	97th Wettest	Wettest since: 2003	1942
Aug 2003–Jan 2004 6-Month	6.81" (172.97mm)	7.98" (202.69mm)	-1.17" (-29.72mm)	33rd Driest	Driest since: 2002	1901
Aug 2003–Jan 2004 6-Month	6.81" (172.97mm)	7.98" (202.69mm)	-1.17" (-29.72mm)	96th Wettest	Wettest since: 2003	1942
Jul 2003–Jan 2004 7-Month	7.83" (198.88mm)	10.08" (256.03mm)	-2.25" (-57.15mm)	13th Driest	Driest since: 1981	1901
	7.83" (198.88mm)	10.08" (256.03mm)	-2.25" (-57.15mm)	116th Wettest	Wettest since: 2003	2007
	Ties: 2020
Jun 2003–Jan 2004 8-Month	9.90" (251.46mm)	11.62" (295.15mm)	-1.72" (-43.69mm)	26th Driest	Driest since: 2003	1901, 1981
	9.90" (251.46mm)	11.62" (295.15mm)	-1.72" (-43.69mm)	103rd Wettest	Wettest since: 2001	1942
	Ties: 1955
May 2003–Jan 2004 9-Month	11.65" (295.91mm)	13.64" (346.46mm)	-1.99" (-50.55mm)	25th Driest	Driest since: 2003	1901
May 2003–Jan 2004 9-Month	11.65" (295.91mm)	13.64" (346.46mm)	-1.99" (-50.55mm)	104th Wettest	Wettest since: 2002	1942
Apr 2003–Jan 2004 10-Month	13.22" (335.79mm)	15.52" (394.21mm)	-2.30" (-58.42mm)	25th Driest	Driest since: 2003	1940
Apr 2003–Jan 2004 10-Month	13.22" (335.79mm)	15.52" (394.21mm)	-2.30" (-58.42mm)	104th Wettest	Wettest since: 2002	1942
Mar 2003–Jan 2004 11-Month	15.41" (391.41mm)	17.02" (432.31mm)	-1.61" (-40.90mm)	38th Driest	Driest since: 2003	2021
Mar 2003–Jan 2004 11-Month	15.41" (391.41mm)	17.02" (432.31mm)	-1.61" (-40.90mm)	91st Wettest	Wettest since: 2001	1942
Feb 2003–Jan 2004 12-Month	16.90" (429.26mm)	18.10" (459.74mm)	-1.20" (-30.48mm)	47th Driest	Driest since: 2003	2003
Feb 2003–Jan 2004 12-Month	16.90" (429.26mm)	18.10" (459.74mm)	-1.20" (-30.48mm)	82nd Wettest	Wettest since: 2000	1942
Aug 2002–Jan 2004 18-Month	24.17" (613.92mm)	26.08" (662.43mm)	-1.91" (-48.51mm)	33rd Driest	Driest since: 2003	2003
	24.17" (613.92mm)	26.08" (662.43mm)	-1.91" (-48.51mm)	95th Wettest	Wettest since: 2002	1942
	Ties: 1965
Feb 2002–Jan 2004 24-Month	28.55" (725.17mm)	36.16" (918.46mm)	-7.61" (-193.29mm)	2nd Driest	Driest since: 2003	2003
Feb 2002–Jan 2004 24-Month	28.55" (725.17mm)	36.16" (918.46mm)	-7.61" (-193.29mm)	126th Wettest	Wettest since: 2002	1943
Feb 2001–Jan 2004 36-Month	44.98" (1,142.49mm)	54.20" (1,376.68mm)	-9.22" (-234.19mm)	4th Driest	Driest since: 2003	1977
Feb 2001–Jan 2004 36-Month	44.98" (1,142.49mm)	54.20" (1,376.68mm)	-9.22" (-234.19mm)	123rd Wettest	Wettest since: 2002	1943
Feb 2000–Jan 2004 48-Month	61.66" (1,566.16mm)	72.24" (1,834.90mm)	-10.58" (-268.74mm)	3rd Driest	Driest since: 1978	1957
Feb 2000–Jan 2004 48-Month	61.66" (1,566.16mm)	72.24" (1,834.90mm)	-10.58" (-268.74mm)	123rd Wettest	Wettest since: 2003	1987
Feb 1999–Jan 2004 60-Month	81.87" (2,079.50mm)	90.25" (2,292.35mm)	-8.38" (-212.85mm)	19th Driest	Driest since: 1979	1957
Feb 1999–Jan 2004 60-Month	81.87" (2,079.50mm)	90.25" (2,292.35mm)	-8.38" (-212.85mm)	106th Wettest	Wettest since: 2003	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings