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, July 2013

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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
July 2013 1-Month	2.44" (61.98mm)	2.10" (53.34mm)	0.34" (8.64mm)	94th Driest	Driest since: 2012	1900
	2.44" (61.98mm)	2.10" (53.34mm)	0.34" (8.64mm)	35th Wettest	Wettest since: 2011	1998
	Ties: 1950, 2001
Jun–Jul 2013 2-Month	3.10" (78.74mm)	3.65" (92.71mm)	-0.55" (-13.97mm)	37th Driest	Driest since: 2012	1924
	3.10" (78.74mm)	3.65" (92.71mm)	-0.55" (-13.97mm)	92nd Wettest	Wettest since: 2011	1965
	Ties: 1946
May–Jul 2013 3-Month	4.65" (118.11mm)	5.66" (143.76mm)	-1.01" (-25.65mm)	30th Driest	Driest since: 2012	2002
May–Jul 2013 3-Month	4.65" (118.11mm)	5.66" (143.76mm)	-1.01" (-25.65mm)	99th Wettest	Wettest since: 2011	2015
Apr–Jul 2013 4-Month	6.32" (160.53mm)	7.50" (190.50mm)	-1.18" (-29.97mm)	34th Driest	Driest since: 2012	2002
Apr–Jul 2013 4-Month	6.32" (160.53mm)	7.50" (190.50mm)	-1.18" (-29.97mm)	95th Wettest	Wettest since: 2011	1957
Mar–Jul 2013 5-Month	7.39" (187.71mm)	9.02" (229.11mm)	-1.63" (-41.40mm)	27th Driest	Driest since: 2012	2002
Mar–Jul 2013 5-Month	7.39" (187.71mm)	9.02" (229.11mm)	-1.63" (-41.40mm)	102nd Wettest	Wettest since: 2011	1957
Feb–Jul 2013 6-Month	8.28" (210.31mm)	10.11" (256.79mm)	-1.83" (-46.48mm)	18th Driest	Driest since: 2012	2002
	8.28" (210.31mm)	10.11" (256.79mm)	-1.83" (-46.48mm)	111th Wettest	Wettest since: 2011	1995
	Ties: 1916
Jan–Jul 2013 7-Month	9.19" (233.43mm)	11.17" (283.72mm)	-1.98" (-50.29mm)	18th Driest	Driest since: 2012	2002
Jan–Jul 2013 7-Month	9.19" (233.43mm)	11.17" (283.72mm)	-1.98" (-50.29mm)	111th Wettest	Wettest since: 2011	1957
Dec 2012–Jul 2013 8-Month	10.50" (266.70mm)	12.24" (310.90mm)	-1.74" (-44.20mm)	26th Driest	Driest since: 2012	2002
Dec 2012–Jul 2013 8-Month	10.50" (266.70mm)	12.24" (310.90mm)	-1.74" (-44.20mm)	102nd Wettest	Wettest since: 2011	1957
Nov 2012–Jul 2013 9-Month	10.94" (277.88mm)	13.31" (338.07mm)	-2.37" (-60.19mm)	19th Driest	Driest since: 2012	2002
Nov 2012–Jul 2013 9-Month	10.94" (277.88mm)	13.31" (338.07mm)	-2.37" (-60.19mm)	109th Wettest	Wettest since: 2011	1957
Oct 2012–Jul 2013 10-Month	11.66" (296.16mm)	14.64" (371.86mm)	-2.98" (-75.70mm)	13th Driest	Driest since: 2012	2002
Oct 2012–Jul 2013 10-Month	11.66" (296.16mm)	14.64" (371.86mm)	-2.98" (-75.70mm)	115th Wettest	Wettest since: 2011	1995
Sep 2012–Jul 2013 11-Month	12.95" (328.93mm)	16.07" (408.18mm)	-3.12" (-79.25mm)	11th Driest	Driest since: 2012	2002
Sep 2012–Jul 2013 11-Month	12.95" (328.93mm)	16.07" (408.18mm)	-3.12" (-79.25mm)	117th Wettest	Wettest since: 2011	1995
Aug 2012–Jul 2013 12-Month	14.02" (356.11mm)	18.08" (459.23mm)	-4.06" (-103.12mm)	7th Driest	Driest since: 2012	2002
Aug 2012–Jul 2013 12-Month	14.02" (356.11mm)	18.08" (459.23mm)	-4.06" (-103.12mm)	121st Wettest	Wettest since: 2011	1995
Feb 2012–Jul 2013 18-Month	20.81" (528.57mm)	28.21" (716.53mm)	-7.40" (-187.96mm)	1st Driest	Driest since: 2002	2002, 2013
	20.81" (528.57mm)	28.21" (716.53mm)	-7.40" (-187.96mm)	127th Wettest	Wettest since: 2012	1942
	Ties: 2002
Aug 2011–Jul 2013 24-Month	27.93" (709.42mm)	36.18" (918.97mm)	-8.25" (-209.55mm)	3rd Driest	Driest since: 2003	1902
Aug 2011–Jul 2013 24-Month	27.93" (709.42mm)	36.18" (918.97mm)	-8.25" (-209.55mm)	124th Wettest	Wettest since: 2012	1942
Aug 2010–Jul 2013 36-Month	46.20" (1,173.48mm)	54.23" (1,377.44mm)	-8.03" (-203.96mm)	8th Driest	Driest since: 2004	1956
Aug 2010–Jul 2013 36-Month	46.20" (1,173.48mm)	54.23" (1,377.44mm)	-8.03" (-203.96mm)	118th Wettest	Wettest since: 2012	1943
Aug 2009–Jul 2013 48-Month	63.96" (1,624.58mm)	72.25" (1,835.15mm)	-8.29" (-210.57mm)	13th Driest	Driest since: 2005	1956
Aug 2009–Jul 2013 48-Month	63.96" (1,624.58mm)	72.25" (1,835.15mm)	-8.29" (-210.57mm)	112th Wettest	Wettest since: 2012	1944
Aug 2008–Jul 2013 60-Month	84.36" (2,142.74mm)	90.27" (2,292.86mm)	-5.91" (-150.12mm)	27th Driest	Driest since: 2006	1954
Aug 2008–Jul 2013 60-Month	84.36" (2,142.74mm)	90.27" (2,292.86mm)	-5.91" (-150.12mm)	97th Wettest	Wettest since: 2012	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings