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, April 2008

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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
April 2008 1-Month	1.14" (28.96mm)	1.84" (46.74mm)	-0.70" (-17.78mm)	24th Driest	Driest since: 2006	2002
	1.14" (28.96mm)	1.84" (46.74mm)	-0.70" (-17.78mm)	105th Wettest	Wettest since: 2007	1900
	Ties: 1937, 1966, 1979
Mar–Apr 2008 2-Month	2.15" (54.61mm)	3.35" (85.09mm)	-1.20" (-30.48mm)	18th Driest	Driest since: 2002	2002
	2.15" (54.61mm)	3.35" (85.09mm)	-1.20" (-30.48mm)	111th Wettest	Wettest since: 2007	1906
	Ties: 1913, 2020
Feb–Apr 2008 3-Month	3.59" (91.19mm)	4.44" (112.78mm)	-0.85" (-21.59mm)	30th Driest	Driest since: 2006	2002
	3.59" (91.19mm)	4.44" (112.78mm)	-0.85" (-21.59mm)	99th Wettest	Wettest since: 2007	1905
	Ties: 1951
Jan–Apr 2008 4-Month	5.19" (131.83mm)	5.51" (139.95mm)	-0.32" (-8.12mm)	57th Driest	Driest since: 2007	2002
	5.19" (131.83mm)	5.51" (139.95mm)	-0.32" (-8.12mm)	72nd Wettest	Wettest since: 2005	1905
	Ties: 1956
Dec 2007–Apr 2008 5-Month	7.77" (197.36mm)	6.58" (167.13mm)	1.19" (30.23mm)	105th Driest	Driest since: 2007	2002
Dec 2007–Apr 2008 5-Month	7.77" (197.36mm)	6.58" (167.13mm)	1.19" (30.23mm)	23rd Wettest	Wettest since: 1993	1905
Nov 2007–Apr 2008 6-Month	8.17" (207.52mm)	7.65" (194.31mm)	0.52" (13.21mm)	86th Driest	Driest since: 2007	1904
Nov 2007–Apr 2008 6-Month	8.17" (207.52mm)	7.65" (194.31mm)	0.52" (13.21mm)	42nd Wettest	Wettest since: 2005	1984
Oct 2007–Apr 2008 7-Month	9.30" (236.22mm)	8.98" (228.09mm)	0.32" (8.13mm)	74th Driest	Driest since: 2006	2002
Oct 2007–Apr 2008 7-Month	9.30" (236.22mm)	8.98" (228.09mm)	0.32" (8.13mm)	54th Wettest	Wettest since: 2007	1942
Sep 2007–Apr 2008 8-Month	11.10" (281.94mm)	10.41" (264.41mm)	0.69" (17.53mm)	81st Driest	Driest since: 2006	1902, 2002
Sep 2007–Apr 2008 8-Month	11.10" (281.94mm)	10.41" (264.41mm)	0.69" (17.53mm)	47th Wettest	Wettest since: 2007	1942
Aug 2007–Apr 2008 9-Month	13.51" (343.15mm)	12.42" (315.47mm)	1.09" (27.68mm)	88th Driest	Driest since: 2006	2002
	13.51" (343.15mm)	12.42" (315.47mm)	1.09" (27.68mm)	40th Wettest	Wettest since: 2007	1942
	Ties: 2009
Jul 2007–Apr 2008 10-Month	15.51" (393.95mm)	14.52" (368.81mm)	0.99" (25.14mm)	84th Driest	Driest since: 2006	1902
Jul 2007–Apr 2008 10-Month	15.51" (393.95mm)	14.52" (368.81mm)	0.99" (25.14mm)	44th Wettest	Wettest since: 2007	1942
Jun 2007–Apr 2008 11-Month	16.68" (423.67mm)	16.07" (408.18mm)	0.61" (15.49mm)	76th Driest	Driest since: 2006	1981
Jun 2007–Apr 2008 11-Month	16.68" (423.67mm)	16.07" (408.18mm)	0.61" (15.49mm)	52nd Wettest	Wettest since: 2007	1942
May 2007–Apr 2008 12-Month	18.77" (476.76mm)	18.08" (459.23mm)	0.69" (17.53mm)	78th Driest	Driest since: 2006	2013
May 2007–Apr 2008 12-Month	18.77" (476.76mm)	18.08" (459.23mm)	0.69" (17.53mm)	50th Wettest	Wettest since: 2007	1942
Nov 2006–Apr 2008 18-Month	26.21" (665.73mm)	25.76" (654.30mm)	0.45" (11.43mm)	76th Driest	Driest since: 2007	2013
Nov 2006–Apr 2008 18-Month	26.21" (665.73mm)	25.76" (654.30mm)	0.45" (11.43mm)	51st Wettest	Wettest since: 2005	1942
May 2006–Apr 2008 24-Month	38.61" (980.69mm)	36.16" (918.46mm)	2.45" (62.23mm)	97th Driest	Driest since: 2007	1902
May 2006–Apr 2008 24-Month	38.61" (980.69mm)	36.16" (918.46mm)	2.45" (62.23mm)	30th Wettest	Wettest since: 2000	1942
May 2005–Apr 2008 36-Month	55.12" (1,400.05mm)	54.22" (1,377.19mm)	0.90" (22.86mm)	70th Driest	Driest since: 2006	1955
May 2005–Apr 2008 36-Month	55.12" (1,400.05mm)	54.22" (1,377.19mm)	0.90" (22.86mm)	56th Wettest	Wettest since: 2007	1985
May 2004–Apr 2008 48-Month	74.52" (1,892.81mm)	72.24" (1,834.90mm)	2.28" (57.91mm)	84th Driest	Driest since: 2007	1904
	74.52" (1,892.81mm)	72.24" (1,834.90mm)	2.28" (57.91mm)	41st Wettest	Wettest since: 2001	1986
	Ties: 1971
May 2003–Apr 2008 60-Month	91.20" (2,316.48mm)	90.24" (2,292.10mm)	0.96" (24.38mm)	67th Driest	Driest since: 2007	1957
May 2003–Apr 2008 60-Month	91.20" (2,316.48mm)	90.24" (2,292.10mm)	0.96" (24.38mm)	57th Wettest	Wettest since: 2002	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on November 30, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings