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 1985

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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
April 1985 1-Month	2.46" (62.48mm)	1.84" (46.74mm)	0.62" (15.74mm)	112th Driest	Driest since: 1984	2002
April 1985 1-Month	2.46" (62.48mm)	1.84" (46.74mm)	0.62" (15.74mm)	18th Wettest	Wettest since: 1957	1900
Mar–Apr 1985 2-Month	4.38" (111.25mm)	3.35" (85.09mm)	1.03" (26.16mm)	115th Driest	Driest since: 1982	2002
Mar–Apr 1985 2-Month	4.38" (111.25mm)	3.35" (85.09mm)	1.03" (26.16mm)	15th Wettest	Wettest since: 1984	1906
Feb–Apr 1985 3-Month	5.19" (131.83mm)	4.44" (112.78mm)	0.75" (19.05mm)	103rd Driest	Driest since: 1982	2002
Feb–Apr 1985 3-Month	5.19" (131.83mm)	4.44" (112.78mm)	0.75" (19.05mm)	27th Wettest	Wettest since: 1984	1905
Jan–Apr 1985 4-Month	6.19" (157.23mm)	5.51" (139.95mm)	0.68" (17.28mm)	98th Driest	Driest since: 1984	2002
Jan–Apr 1985 4-Month	6.19" (157.23mm)	5.51" (139.95mm)	0.68" (17.28mm)	32nd Wettest	Wettest since: 1983	1905
Dec 1984–Apr 1985 5-Month	7.60" (193.04mm)	6.58" (167.13mm)	1.02" (25.91mm)	100th Driest	Driest since: 1982	2002
Dec 1984–Apr 1985 5-Month	7.60" (193.04mm)	6.58" (167.13mm)	1.02" (25.91mm)	29th Wettest	Wettest since: 1984	1905
Nov 1984–Apr 1985 6-Month	8.26" (209.80mm)	7.65" (194.31mm)	0.61" (15.49mm)	89th Driest	Driest since: 1982	1904
Nov 1984–Apr 1985 6-Month	8.26" (209.80mm)	7.65" (194.31mm)	0.61" (15.49mm)	40th Wettest	Wettest since: 1984	1984
Oct 1984–Apr 1985 7-Month	11.35" (288.29mm)	8.98" (228.09mm)	2.37" (60.20mm)	119th Driest	Driest since: 1983	2002
Oct 1984–Apr 1985 7-Month	11.35" (288.29mm)	8.98" (228.09mm)	2.37" (60.20mm)	10th Wettest	Wettest since: 1984	1942
Sep 1984–Apr 1985 8-Month	12.43" (315.72mm)	10.41" (264.41mm)	2.02" (51.31mm)	113th Driest	Driest since: 1984	1902, 2002
Sep 1984–Apr 1985 8-Month	12.43" (315.72mm)	10.41" (264.41mm)	2.02" (51.31mm)	16th Wettest	Wettest since: 1983	1942
Aug 1984–Apr 1985 9-Month	15.17" (385.32mm)	12.42" (315.47mm)	2.75" (69.85mm)	121st Driest	Driest since: 1984	2002
Aug 1984–Apr 1985 9-Month	15.17" (385.32mm)	12.42" (315.47mm)	2.75" (69.85mm)	8th Wettest	Wettest since: 1973	1942
Jul 1984–Apr 1985 10-Month	17.45" (443.23mm)	14.52" (368.81mm)	2.93" (74.42mm)	120th Driest	Driest since: 1984	1902
Jul 1984–Apr 1985 10-Month	17.45" (443.23mm)	14.52" (368.81mm)	2.93" (74.42mm)	9th Wettest	Wettest since: 1942	1942
Jun 1984–Apr 1985 11-Month	19.54" (496.32mm)	16.07" (408.18mm)	3.47" (88.14mm)	124th Driest	Driest since: 1984	1981
Jun 1984–Apr 1985 11-Month	19.54" (496.32mm)	16.07" (408.18mm)	3.47" (88.14mm)	5th Wettest	Wettest since: 1942	1942
May 1984–Apr 1985 12-Month	20.76" (527.30mm)	18.08" (459.23mm)	2.68" (68.07mm)	113th Driest	Driest since: 1982	2013
May 1984–Apr 1985 12-Month	20.76" (527.30mm)	18.08" (459.23mm)	2.68" (68.07mm)	16th Wettest	Wettest since: 1984	1942
Nov 1983–Apr 1985 18-Month	31.67" (804.42mm)	25.76" (654.30mm)	5.91" (150.12mm)	125th Driest	Driest since: 1984	2013
Nov 1983–Apr 1985 18-Month	31.67" (804.42mm)	25.76" (654.30mm)	5.91" (150.12mm)	3rd Wettest	Wettest since: 1958	1942
May 1983–Apr 1985 24-Month	42.14" (1,070.36mm)	36.16" (918.46mm)	5.98" (151.90mm)	122nd Driest	Driest since: 1983	1902
May 1983–Apr 1985 24-Month	42.14" (1,070.36mm)	36.16" (918.46mm)	5.98" (151.90mm)	6th Wettest	Wettest since: 1984	1942
May 1982–Apr 1985 36-Month	64.06" (1,627.12mm)	54.22" (1,377.19mm)	9.84" (249.93mm)	126th Driest	Driest since: 1984	1955
May 1982–Apr 1985 36-Month	64.06" (1,627.12mm)	54.22" (1,377.19mm)	9.84" (249.93mm)	1st Wettest	Wettest to Date	1985
May 1981–Apr 1985 48-Month	83.09" (2,110.49mm)	72.24" (1,834.90mm)	10.85" (275.59mm)	124th Driest	Driest since: 1984	1904
May 1981–Apr 1985 48-Month	83.09" (2,110.49mm)	72.24" (1,834.90mm)	10.85" (275.59mm)	2nd Wettest	Wettest to Date	1986
May 1980–Apr 1985 60-Month	96.67" (2,455.42mm)	90.24" (2,292.10mm)	6.43" (163.32mm)	108th Driest	Driest since: 1983	1957
May 1980–Apr 1985 60-Month	96.67" (2,455.42mm)	90.24" (2,292.10mm)	6.43" (163.32mm)	17th Wettest	Wettest since: 1984	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