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, January 1920

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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
January 1920 1-Month	0.69" (17.53mm)	1.06" (26.92mm)	-0.37" (-9.39mm)	28th Driest	Driest since: 1919	1919, 1931
	0.69" (17.53mm)	1.06" (26.92mm)	-0.37" (-9.39mm)	102nd Wettest	Wettest since: 1918	1916
	Ties: 1946, 1954, 1972, 2012
Dec 1919–Jan 1920 2-Month	1.64" (41.66mm)	2.13" (54.10mm)	-0.49" (-12.44mm)	29th Driest	Driest since: 1913	1931
Dec 1919–Jan 1920 2-Month	1.64" (41.66mm)	2.13" (54.10mm)	-0.49" (-12.44mm)	100th Wettest	Wettest since: 1919	1914
Nov 1919–Jan 1920 3-Month	3.83" (97.28mm)	3.20" (81.28mm)	0.63" (16.00mm)	102nd Driest	Driest since: 1919	1904
Nov 1919–Jan 1920 3-Month	3.83" (97.28mm)	3.20" (81.28mm)	0.63" (16.00mm)	27th Wettest	Wettest since: 1916	1979
Oct 1919–Jan 1920 4-Month	5.44" (138.18mm)	4.54" (115.32mm)	0.90" (22.86mm)	101st Driest	Driest since: 1919	1977
Oct 1919–Jan 1920 4-Month	5.44" (138.18mm)	4.54" (115.32mm)	0.90" (22.86mm)	28th Wettest	Wettest since: 1917	1909
Sep 1919–Jan 1920 5-Month	7.35" (186.69mm)	5.96" (151.38mm)	1.39" (35.31mm)	109th Driest	Driest since: 1919	1904
Sep 1919–Jan 1920 5-Month	7.35" (186.69mm)	5.96" (151.38mm)	1.39" (35.31mm)	20th Wettest	Wettest since: 1916	1942
Aug 1919–Jan 1920 6-Month	8.76" (222.50mm)	7.98" (202.69mm)	0.78" (19.81mm)	90th Driest	Driest since: 1919	1901
Aug 1919–Jan 1920 6-Month	8.76" (222.50mm)	7.98" (202.69mm)	0.78" (19.81mm)	39th Wettest	Wettest since: 1917	1942
Jul 1919–Jan 1920 7-Month	11.69" (296.93mm)	10.08" (256.03mm)	1.61" (40.90mm)	103rd Driest	Driest since: 1919	1901
Jul 1919–Jan 1920 7-Month	11.69" (296.93mm)	10.08" (256.03mm)	1.61" (40.90mm)	26th Wettest	Wettest since: 1917	2007
Jun 1919–Jan 1920 8-Month	12.82" (325.63mm)	11.62" (295.15mm)	1.20" (30.48mm)	93rd Driest	Driest since: 1919	1901, 1981
Jun 1919–Jan 1920 8-Month	12.82" (325.63mm)	11.62" (295.15mm)	1.20" (30.48mm)	36th Wettest	Wettest since: 1916	1942
May 1919–Jan 1920 9-Month	14.06" (357.12mm)	13.64" (346.46mm)	0.42" (10.66mm)	74th Driest	Driest since: 1919	1901
May 1919–Jan 1920 9-Month	14.06" (357.12mm)	13.64" (346.46mm)	0.42" (10.66mm)	55th Wettest	Wettest since: 1916	1942
Apr 1919–Jan 1920 10-Month	16.37" (415.80mm)	15.52" (394.21mm)	0.85" (21.59mm)	86th Driest	Driest since: 1919	1940
Apr 1919–Jan 1920 10-Month	16.37" (415.80mm)	15.52" (394.21mm)	0.85" (21.59mm)	43rd Wettest	Wettest since: 1916	1942
Mar 1919–Jan 1920 11-Month	18.15" (461.01mm)	17.02" (432.31mm)	1.13" (28.70mm)	86th Driest	Driest since: 1919	2021
Mar 1919–Jan 1920 11-Month	18.15" (461.01mm)	17.02" (432.31mm)	1.13" (28.70mm)	43rd Wettest	Wettest since: 1916	1942
Feb 1919–Jan 1920 12-Month	19.49" (495.05mm)	18.10" (459.74mm)	1.39" (35.31mm)	95th Driest	Driest since: 1919	2003
Feb 1919–Jan 1920 12-Month	19.49" (495.05mm)	18.10" (459.74mm)	1.39" (35.31mm)	34th Wettest	Wettest since: 1916	1942
Aug 1918–Jan 1920 18-Month	27.91" (708.91mm)	26.08" (662.43mm)	1.83" (46.48mm)	93rd Driest	Driest since: 1919	2003
Aug 1918–Jan 1920 18-Month	27.91" (708.91mm)	26.08" (662.43mm)	1.83" (46.48mm)	35th Wettest	Wettest since: 1917	1942
Feb 1918–Jan 1920 24-Month	38.00" (965.20mm)	36.16" (918.46mm)	1.84" (46.74mm)	90th Driest	Driest since: 1919	2003
	38.00" (965.20mm)	36.16" (918.46mm)	1.84" (46.74mm)	38th Wettest	Wettest since: 1917	1943
	Ties: 1980
Feb 1917–Jan 1920 36-Month	54.60" (1,386.84mm)	54.20" (1,376.68mm)	0.40" (10.16mm)	65th Driest	Driest since: 1919	1977
Feb 1917–Jan 1920 36-Month	54.60" (1,386.84mm)	54.20" (1,376.68mm)	0.40" (10.16mm)	62nd Wettest	Wettest since: 1918	1943
Feb 1916–Jan 1920 48-Month	72.63" (1,844.80mm)	72.24" (1,834.90mm)	0.39" (9.90mm)	70th Driest	Driest since: 1914	1957
Feb 1916–Jan 1920 48-Month	72.63" (1,844.80mm)	72.24" (1,834.90mm)	0.39" (9.90mm)	56th Wettest	Wettest since: 1919	1987
Feb 1915–Jan 1920 60-Month	95.24" (2,419.10mm)	90.25" (2,292.35mm)	4.99" (126.75mm)	100th Driest	Driest since: 1918	1957
Feb 1915–Jan 1920 60-Month	95.24" (2,419.10mm)	90.25" (2,292.35mm)	4.99" (126.75mm)	25th Wettest	Wettest since: 1919	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings