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, March 2011

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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
March 2011 1-Month	1.16" (29.46mm)	1.52" (38.61mm)	-0.36" (-9.15mm)	45th Driest	Driest since: 2009	1966
March 2011 1-Month	1.16" (29.46mm)	1.52" (38.61mm)	-0.36" (-9.15mm)	84th Wettest	Wettest since: 2010	1906
Feb–Mar 2011 2-Month	2.33" (59.18mm)	2.61" (66.29mm)	-0.28" (-7.11mm)	49th Driest	Driest since: 2009	1966
	2.33" (59.18mm)	2.61" (66.29mm)	-0.28" (-7.11mm)	80th Wettest	Wettest since: 2010	1905
	Ties: 2014
Jan–Mar 2011 3-Month	3.04" (77.22mm)	3.67" (93.22mm)	-0.63" (-16.00mm)	38th Driest	Driest since: 2009	1966
Jan–Mar 2011 3-Month	3.04" (77.22mm)	3.67" (93.22mm)	-0.63" (-16.00mm)	91st Wettest	Wettest since: 2010	1980
Dec 2010–Mar 2011 4-Month	4.69" (119.13mm)	4.74" (120.40mm)	-0.05" (-1.27mm)	67th Driest	Driest since: 2007	1977
Dec 2010–Mar 2011 4-Month	4.69" (119.13mm)	4.74" (120.40mm)	-0.05" (-1.27mm)	61st Wettest	Wettest since: 2010	1979
Nov 2010–Mar 2011 5-Month	5.64" (143.26mm)	5.81" (147.57mm)	-0.17" (-4.31mm)	59th Driest	Driest since: 2009	1977
	5.64" (143.26mm)	5.81" (147.57mm)	-0.17" (-4.31mm)	69th Wettest	Wettest since: 2010	1979
	Ties: 2009
Oct 2010–Mar 2011 6-Month	7.05" (179.07mm)	7.14" (181.36mm)	-0.09" (-2.29mm)	59th Driest	Driest since: 2009	1977
Oct 2010–Mar 2011 6-Month	7.05" (179.07mm)	7.14" (181.36mm)	-0.09" (-2.29mm)	69th Wettest	Wettest since: 2010	1909
Sep 2010–Mar 2011 7-Month	7.78" (197.61mm)	8.57" (217.68mm)	-0.79" (-20.07mm)	42nd Driest	Driest since: 2004	1902
	7.78" (197.61mm)	8.57" (217.68mm)	-0.79" (-20.07mm)	86th Wettest	Wettest since: 2010	1942
	Ties: 1957
Aug 2010–Mar 2011 8-Month	10.12" (257.05mm)	10.58" (268.73mm)	-0.46" (-11.68mm)	50th Driest	Driest since: 2004	1901
Aug 2010–Mar 2011 8-Month	10.12" (257.05mm)	10.58" (268.73mm)	-0.46" (-11.68mm)	78th Wettest	Wettest since: 2010	1942
Jul 2010–Mar 2011 9-Month	12.58" (319.53mm)	12.68" (322.07mm)	-0.10" (-2.54mm)	61st Driest	Driest since: 2006	1901
Jul 2010–Mar 2011 9-Month	12.58" (319.53mm)	12.68" (322.07mm)	-0.10" (-2.54mm)	67th Wettest	Wettest since: 2010	1942
Jun 2010–Mar 2011 10-Month	13.93" (353.82mm)	14.23" (361.44mm)	-0.30" (-7.62mm)	56th Driest	Driest since: 2009	1901
Jun 2010–Mar 2011 10-Month	13.93" (353.82mm)	14.23" (361.44mm)	-0.30" (-7.62mm)	72nd Wettest	Wettest since: 2010	1942
May 2010–Mar 2011 11-Month	15.27" (387.86mm)	16.25" (412.75mm)	-0.98" (-24.89mm)	44th Driest	Driest since: 2009	1901
May 2010–Mar 2011 11-Month	15.27" (387.86mm)	16.25" (412.75mm)	-0.98" (-24.89mm)	84th Wettest	Wettest since: 2010	1942
Apr 2010–Mar 2011 12-Month	17.40" (441.96mm)	18.13" (460.50mm)	-0.73" (-18.54mm)	47th Driest	Driest since: 2009	1935
Apr 2010–Mar 2011 12-Month	17.40" (441.96mm)	18.13" (460.50mm)	-0.73" (-18.54mm)	81st Wettest	Wettest since: 2010	1942
Oct 2009–Mar 2011 18-Month	25.24" (641.10mm)	25.26" (641.60mm)	-0.02" (-0.50mm)	67th Driest	Driest since: 2009	1935
Oct 2009–Mar 2011 18-Month	25.24" (641.10mm)	25.26" (641.60mm)	-0.02" (-0.50mm)	60th Wettest	Wettest since: 2010	1942
Apr 2009–Mar 2011 24-Month	37.13" (943.10mm)	36.17" (918.72mm)	0.96" (24.38mm)	77th Driest	Driest since: 2010	1977
Apr 2009–Mar 2011 24-Month	37.13" (943.10mm)	36.17" (918.72mm)	0.96" (24.38mm)	50th Wettest	Wettest since: 2008	1943
Apr 2008–Mar 2011 36-Month	53.43" (1,357.12mm)	54.22" (1,377.19mm)	-0.79" (-20.07mm)	53rd Driest	Driest since: 2006	1977
Apr 2008–Mar 2011 36-Month	53.43" (1,357.12mm)	54.22" (1,377.19mm)	-0.79" (-20.07mm)	73rd Wettest	Wettest since: 2010	1943
Apr 2007–Mar 2011 48-Month	73.14" (1,857.76mm)	72.23" (1,834.64mm)	0.91" (23.12mm)	71st Driest	Driest since: 2009	2004
	73.14" (1,857.76mm)	72.23" (1,834.64mm)	0.91" (23.12mm)	54th Wettest	Wettest since: 2010	1987
	Ties: 1982
Apr 2006–Mar 2011 60-Month	91.81" (2,331.97mm)	90.23" (2,291.84mm)	1.58" (40.13mm)	72nd Driest	Driest since: 2008	1957
Apr 2006–Mar 2011 60-Month	91.81" (2,331.97mm)	90.23" (2,291.84mm)	1.58" (40.13mm)	52nd Wettest	Wettest since: 2010	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings