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 2003

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Record Driest

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
January 2003 1-Month	0.44" (11.18mm)	1.06" (26.92mm)	-0.62" (-15.74mm)	10th Driest	Driest since: 1986	1919, 1931
January 2003 1-Month	0.44" (11.18mm)	1.06" (26.92mm)	-0.62" (-15.74mm)	119th Wettest	Wettest since: 2002	1916
Dec 2002–Jan 2003 2-Month	1.08" (27.43mm)	2.13" (54.10mm)	-1.05" (-26.67mm)	5th Driest	Driest since: 1981	1931
Dec 2002–Jan 2003 2-Month	1.08" (27.43mm)	2.13" (54.10mm)	-1.05" (-26.67mm)	123rd Wettest	Wettest since: 2002	1914
Nov 2002–Jan 2003 3-Month	2.06" (52.32mm)	3.20" (81.28mm)	-1.14" (-28.96mm)	10th Driest	Driest since: 1981	1904
Nov 2002–Jan 2003 3-Month	2.06" (52.32mm)	3.20" (81.28mm)	-1.14" (-28.96mm)	118th Wettest	Wettest since: 2002	1979
Oct 2002–Jan 2003 4-Month	3.68" (93.47mm)	4.54" (115.32mm)	-0.86" (-21.85mm)	32nd Driest	Driest since: 2002	1977
Oct 2002–Jan 2003 4-Month	3.68" (93.47mm)	4.54" (115.32mm)	-0.86" (-21.85mm)	96th Wettest	Wettest since: 2001	1909
Sep 2002–Jan 2003 5-Month	5.78" (146.81mm)	5.96" (151.38mm)	-0.18" (-4.57mm)	59th Driest	Driest since: 2002	1904
	5.78" (146.81mm)	5.96" (151.38mm)	-0.18" (-4.57mm)	69th Wettest	Wettest since: 2001	1942
	Ties: 2001
Aug 2002–Jan 2003 6-Month	7.27" (184.66mm)	7.98" (202.69mm)	-0.71" (-18.03mm)	44th Driest	Driest since: 2002	1901
Aug 2002–Jan 2003 6-Month	7.27" (184.66mm)	7.98" (202.69mm)	-0.71" (-18.03mm)	84th Wettest	Wettest since: 2001	1942
Jul 2002–Jan 2003 7-Month	8.29" (210.57mm)	10.08" (256.03mm)	-1.79" (-45.46mm)	21st Driest	Driest since: 1990	1901
Jul 2002–Jan 2003 7-Month	8.29" (210.57mm)	10.08" (256.03mm)	-1.79" (-45.46mm)	107th Wettest	Wettest since: 2002	2007
Jun 2002–Jan 2003 8-Month	9.16" (232.66mm)	11.62" (295.15mm)	-2.46" (-62.49mm)	16th Driest	Driest since: 1981	1901, 1981
Jun 2002–Jan 2003 8-Month	9.16" (232.66mm)	11.62" (295.15mm)	-2.46" (-62.49mm)	112th Wettest	Wettest since: 2002	1942
May 2002–Jan 2003 9-Month	9.73" (247.14mm)	13.64" (346.46mm)	-3.91" (-99.32mm)	6th Driest	Driest since: 1940	1901
May 2002–Jan 2003 9-Month	9.73" (247.14mm)	13.64" (346.46mm)	-3.91" (-99.32mm)	122nd Wettest	Wettest since: 2002	1942
Apr 2002–Jan 2003 10-Month	10.30" (261.62mm)	15.52" (394.21mm)	-5.22" (-132.59mm)	3rd Driest	Driest since: 1940	1940
Apr 2002–Jan 2003 10-Month	10.30" (261.62mm)	15.52" (394.21mm)	-5.22" (-132.59mm)	125th Wettest	Wettest since: 2002	1942
Mar 2002–Jan 2003 11-Month	11.17" (283.72mm)	17.02" (432.31mm)	-5.85" (-148.59mm)	2nd Driest	Driest since: 2003	2021
	11.17" (283.72mm)	17.02" (432.31mm)	-5.85" (-148.59mm)	126th Wettest	Wettest since: 2002	1942
	Ties: 2013
Feb 2002–Jan 2003 12-Month	11.65" (295.91mm)	18.10" (459.74mm)	-6.45" (-163.83mm)	1st Driest	Driest since: 2003	2003
Feb 2002–Jan 2003 12-Month	11.65" (295.91mm)	18.10" (459.74mm)	-6.45" (-163.83mm)	127th Wettest	Wettest since: 2002	1942
Aug 2001–Jan 2003 18-Month	17.80" (452.12mm)	26.08" (662.43mm)	-8.28" (-210.31mm)	1st Driest	Driest since: 2003	2003
Aug 2001–Jan 2003 18-Month	17.80" (452.12mm)	26.08" (662.43mm)	-8.28" (-210.31mm)	126th Wettest	Wettest since: 2002	1942
Feb 2001–Jan 2003 24-Month	28.08" (713.23mm)	36.16" (918.46mm)	-8.08" (-205.23mm)	1st Driest	Driest since: 2003	2003
Feb 2001–Jan 2003 24-Month	28.08" (713.23mm)	36.16" (918.46mm)	-8.08" (-205.23mm)	126th Wettest	Wettest since: 2002	1943
Feb 2000–Jan 2003 36-Month	44.76" (1,136.90mm)	54.20" (1,376.68mm)	-9.44" (-239.78mm)	3rd Driest	Driest since: 1977	1977
Feb 2000–Jan 2003 36-Month	44.76" (1,136.90mm)	54.20" (1,376.68mm)	-9.44" (-239.78mm)	123rd Wettest	Wettest since: 2002	1943
Feb 1999–Jan 2003 48-Month	64.97" (1,650.24mm)	72.24" (1,834.90mm)	-7.27" (-184.66mm)	17th Driest	Driest since: 1978	1957
Feb 1999–Jan 2003 48-Month	64.97" (1,650.24mm)	72.24" (1,834.90mm)	-7.27" (-184.66mm)	108th Wettest	Wettest since: 2002	1987
Feb 1998–Jan 2003 60-Month	84.01" (2,133.85mm)	90.25" (2,292.35mm)	-6.24" (-158.50mm)	25th Driest	Driest since: 1979	1957
Feb 1998–Jan 2003 60-Month	84.01" (2,133.85mm)	90.25" (2,292.35mm)	-6.24" (-158.50mm)	99th Wettest	Wettest since: 2002	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 3, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings