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 2002

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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 2002 1-Month	1.02" (25.91mm)	2.10" (53.34mm)	-1.08" (-27.43mm)	2nd Driest	Driest since: 1900	1900
	1.02" (25.91mm)	2.10" (53.34mm)	-1.08" (-27.43mm)	127th Wettest	Wettest since: 2001	1998
	Ties: 2003
Jun–Jul 2002 2-Month	1.89" (48.01mm)	3.65" (92.71mm)	-1.76" (-44.70mm)	2nd Driest	Driest since: 1924	1924
Jun–Jul 2002 2-Month	1.89" (48.01mm)	3.65" (92.71mm)	-1.76" (-44.70mm)	127th Wettest	Wettest since: 2001	1965
May–Jul 2002 3-Month	2.46" (62.48mm)	5.66" (143.76mm)	-3.20" (-81.28mm)	1st Driest	Driest since: 2002	2002
May–Jul 2002 3-Month	2.46" (62.48mm)	5.66" (143.76mm)	-3.20" (-81.28mm)	128th Wettest	Wettest since: 2001	2015
Apr–Jul 2002 4-Month	3.03" (76.96mm)	7.50" (190.50mm)	-4.47" (-113.54mm)	1st Driest	Driest since: 2002	2002
Apr–Jul 2002 4-Month	3.03" (76.96mm)	7.50" (190.50mm)	-4.47" (-113.54mm)	128th Wettest	Wettest since: 2001	1957
Mar–Jul 2002 5-Month	3.90" (99.06mm)	9.02" (229.11mm)	-5.12" (-130.05mm)	1st Driest	Driest since: 2002	2002
Mar–Jul 2002 5-Month	3.90" (99.06mm)	9.02" (229.11mm)	-5.12" (-130.05mm)	128th Wettest	Wettest since: 2001	1957
Feb–Jul 2002 6-Month	4.38" (111.25mm)	10.11" (256.79mm)	-5.73" (-145.54mm)	1st Driest	Driest since: 2002	2002
Feb–Jul 2002 6-Month	4.38" (111.25mm)	10.11" (256.79mm)	-5.73" (-145.54mm)	128th Wettest	Wettest since: 2001	1995
Jan–Jul 2002 7-Month	5.02" (127.51mm)	11.17" (283.72mm)	-6.15" (-156.21mm)	1st Driest	Driest since: 2002	2002
Jan–Jul 2002 7-Month	5.02" (127.51mm)	11.17" (283.72mm)	-6.15" (-156.21mm)	128th Wettest	Wettest since: 2001	1957
Dec 2001–Jul 2002 8-Month	5.67" (144.02mm)	12.24" (310.90mm)	-6.57" (-166.88mm)	1st Driest	Driest since: 2002	2002
Dec 2001–Jul 2002 8-Month	5.67" (144.02mm)	12.24" (310.90mm)	-6.57" (-166.88mm)	127th Wettest	Wettest since: 2001	1957
Nov 2001–Jul 2002 9-Month	6.87" (174.50mm)	13.31" (338.07mm)	-6.44" (-163.57mm)	1st Driest	Driest since: 2002	2002
Nov 2001–Jul 2002 9-Month	6.87" (174.50mm)	13.31" (338.07mm)	-6.44" (-163.57mm)	127th Wettest	Wettest since: 2001	1957
Oct 2001–Jul 2002 10-Month	7.52" (191.01mm)	14.64" (371.86mm)	-7.12" (-180.85mm)	1st Driest	Driest since: 2002	2002
Oct 2001–Jul 2002 10-Month	7.52" (191.01mm)	14.64" (371.86mm)	-7.12" (-180.85mm)	127th Wettest	Wettest since: 2001	1995
Sep 2001–Jul 2002 11-Month	8.56" (217.42mm)	16.07" (408.18mm)	-7.51" (-190.76mm)	1st Driest	Driest since: 2002	2002
Sep 2001–Jul 2002 11-Month	8.56" (217.42mm)	16.07" (408.18mm)	-7.51" (-190.76mm)	127th Wettest	Wettest since: 2001	1995
Aug 2001–Jul 2002 12-Month	10.53" (267.46mm)	18.08" (459.23mm)	-7.55" (-191.77mm)	1st Driest	Driest since: 2002	2002
Aug 2001–Jul 2002 12-Month	10.53" (267.46mm)	18.08" (459.23mm)	-7.55" (-191.77mm)	127th Wettest	Wettest since: 2001	1995
Feb 2001–Jul 2002 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: 2001	1942
	Ties: 2013
Aug 2000–Jul 2002 24-Month	28.60" (726.44mm)	36.18" (918.97mm)	-7.58" (-192.53mm)	4th Driest	Driest since: 1902	1902
Aug 2000–Jul 2002 24-Month	28.60" (726.44mm)	36.18" (918.97mm)	-7.58" (-192.53mm)	123rd Wettest	Wettest since: 2001	1942
Aug 1999–Jul 2002 36-Month	45.07" (1,144.78mm)	54.23" (1,377.44mm)	-9.16" (-232.66mm)	4th Driest	Driest since: 1956	1956
Aug 1999–Jul 2002 36-Month	45.07" (1,144.78mm)	54.23" (1,377.44mm)	-9.16" (-232.66mm)	122nd Wettest	Wettest since: 2001	1943
Aug 1998–Jul 2002 48-Month	65.98" (1,675.89mm)	72.25" (1,835.15mm)	-6.27" (-159.26mm)	22nd Driest	Driest since: 1978	1956
Aug 1998–Jul 2002 48-Month	65.98" (1,675.89mm)	72.25" (1,835.15mm)	-6.27" (-159.26mm)	103rd Wettest	Wettest since: 2001	1944
Aug 1997–Jul 2002 60-Month	87.76" (2,229.10mm)	90.27" (2,292.86mm)	-2.51" (-63.76mm)	43rd Driest	Driest since: 1981	1954
Aug 1997–Jul 2002 60-Month	87.76" (2,229.10mm)	90.27" (2,292.86mm)	-2.51" (-63.76mm)	81st Wettest	Wettest since: 2001	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 6, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings