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, February 2012

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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
February 2012 1-Month	1.36" (34.54mm)	1.09" (27.69mm)	0.27" (6.85mm)	99th Driest	Driest since: 2011	1970
February 2012 1-Month	1.36" (34.54mm)	1.09" (27.69mm)	0.27" (6.85mm)	31st Wettest	Wettest since: 2008	1903
Jan–Feb 2012 2-Month	2.05" (52.07mm)	2.15" (54.61mm)	-0.10" (-2.54mm)	61st Driest	Driest since: 2011	1981
Jan–Feb 2012 2-Month	2.05" (52.07mm)	2.15" (54.61mm)	-0.10" (-2.54mm)	69th Wettest	Wettest since: 2010	1980
Dec 2011–Feb 2012 3-Month	2.96" (75.18mm)	3.22" (81.79mm)	-0.26" (-6.61mm)	49th Driest	Driest since: 2006	1981
	2.96" (75.18mm)	3.22" (81.79mm)	-0.26" (-6.61mm)	80th Wettest	Wettest since: 2011	2008
	Ties: 1913
Nov 2011–Feb 2012 4-Month	3.95" (100.33mm)	4.29" (108.97mm)	-0.34" (-8.64mm)	47th Driest	Driest since: 2006	1904
	3.95" (100.33mm)	4.29" (108.97mm)	-0.34" (-8.64mm)	82nd Wettest	Wettest since: 2011	1979
	Ties: 1937, 1943
Oct 2011–Feb 2012 5-Month	5.61" (142.49mm)	5.63" (143.00mm)	-0.02" (-0.51mm)	58th Driest	Driest since: 2004	1977
Oct 2011–Feb 2012 5-Month	5.61" (142.49mm)	5.63" (143.00mm)	-0.02" (-0.51mm)	71st Wettest	Wettest since: 2011	1909
Sep 2011–Feb 2012 6-Month	6.88" (174.75mm)	7.05" (179.07mm)	-0.17" (-4.32mm)	58th Driest	Driest since: 2011	1981
	6.88" (174.75mm)	7.05" (179.07mm)	-0.17" (-4.32mm)	71st Wettest	Wettest since: 2010	1942
	Ties: 2009
Aug 2011–Feb 2012 7-Month	8.48" (215.39mm)	9.07" (230.38mm)	-0.59" (-14.99mm)	44th Driest	Driest since: 2004	1901
Aug 2011–Feb 2012 7-Month	8.48" (215.39mm)	9.07" (230.38mm)	-0.59" (-14.99mm)	85th Wettest	Wettest since: 2011	1942
Jul 2011–Feb 2012 8-Month	11.02" (279.91mm)	11.16" (283.46mm)	-0.14" (-3.55mm)	56th Driest	Driest since: 2006	1901
Jul 2011–Feb 2012 8-Month	11.02" (279.91mm)	11.16" (283.46mm)	-0.14" (-3.55mm)	73rd Wettest	Wettest since: 2011	1942
Jun 2011–Feb 2012 9-Month	11.96" (303.78mm)	12.71" (322.83mm)	-0.75" (-19.05mm)	41st Driest	Driest since: 2004	1981
Jun 2011–Feb 2012 9-Month	11.96" (303.78mm)	12.71" (322.83mm)	-0.75" (-19.05mm)	88th Wettest	Wettest since: 2011	1942
May 2011–Feb 2012 10-Month	14.53" (369.06mm)	14.73" (374.14mm)	-0.20" (-5.08mm)	59th Driest	Driest since: 2011	1901
May 2011–Feb 2012 10-Month	14.53" (369.06mm)	14.73" (374.14mm)	-0.20" (-5.08mm)	70th Wettest	Wettest since: 2010	1942
Apr 2011–Feb 2012 11-Month	16.63" (422.40mm)	16.61" (421.89mm)	0.02" (0.51mm)	66th Driest	Driest since: 2011	2021
Apr 2011–Feb 2012 11-Month	16.63" (422.40mm)	16.61" (421.89mm)	0.02" (0.51mm)	63rd Wettest	Wettest since: 2010	1942
Mar 2011–Feb 2012 12-Month	17.79" (451.87mm)	18.11" (459.99mm)	-0.32" (-8.12mm)	62nd Driest	Driest since: 2009	1935
Mar 2011–Feb 2012 12-Month	17.79" (451.87mm)	18.11" (459.99mm)	-0.32" (-8.12mm)	67th Wettest	Wettest since: 2011	1942
Sep 2010–Feb 2012 18-Month	24.41" (620.01mm)	25.17" (639.32mm)	-0.76" (-19.31mm)	58th Driest	Driest since: 2004	2003
Sep 2010–Feb 2012 18-Month	24.41" (620.01mm)	25.17" (639.32mm)	-0.76" (-19.31mm)	70th Wettest	Wettest since: 2011	1942
Mar 2010–Feb 2012 24-Month	35.77" (908.56mm)	36.16" (918.46mm)	-0.39" (-9.90mm)	61st Driest	Driest since: 2010	2003
	35.77" (908.56mm)	36.16" (918.46mm)	-0.39" (-9.90mm)	67th Wettest	Wettest since: 2011	1943
	Ties: 1960
Mar 2009–Feb 2012 36-Month	54.89" (1,394.21mm)	54.20" (1,376.68mm)	0.69" (17.53mm)	69th Driest	Driest since: 2011	1977
Mar 2009–Feb 2012 36-Month	54.89" (1,394.21mm)	54.20" (1,376.68mm)	0.69" (17.53mm)	58th Wettest	Wettest since: 2010	1998
Mar 2008–Feb 2012 48-Month	71.07" (1,805.18mm)	72.23" (1,834.64mm)	-1.16" (-29.46mm)	53rd Driest	Driest since: 2006	1935
Mar 2008–Feb 2012 48-Month	71.07" (1,805.18mm)	72.23" (1,834.64mm)	-1.16" (-29.46mm)	73rd Wettest	Wettest since: 2011	1987
Mar 2007–Feb 2012 60-Month	90.86" (2,307.84mm)	90.24" (2,292.10mm)	0.62" (15.74mm)	65th Driest	Driest since: 2007	1957
Mar 2007–Feb 2012 60-Month	90.86" (2,307.84mm)	90.24" (2,292.10mm)	0.62" (15.74mm)	60th Wettest	Wettest since: 2011	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings