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, May 1912

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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
May 1912 1-Month	1.53" (38.86mm)	2.02" (51.31mm)	-0.49" (-12.45mm)	38th Driest	Driest since: 1911	1974
May 1912 1-Month	1.53" (38.86mm)	2.02" (51.31mm)	-0.49" (-12.45mm)	91st Wettest	Wettest since: 1910	2015
Apr–May 1912 2-Month	3.06" (77.72mm)	3.86" (98.04mm)	-0.80" (-20.32mm)	36th Driest	Driest since: 1911	2002
Apr–May 1912 2-Month	3.06" (77.72mm)	3.86" (98.04mm)	-0.80" (-20.32mm)	93rd Wettest	Wettest since: 1908	1957
Mar–May 1912 3-Month	5.89" (149.61mm)	5.37" (136.40mm)	0.52" (13.21mm)	92nd Driest	Driest since: 1911	2002
Mar–May 1912 3-Month	5.89" (149.61mm)	5.37" (136.40mm)	0.52" (13.21mm)	37th Wettest	Wettest since: 1906	1957
Feb–May 1912 4-Month	7.06" (179.32mm)	6.46" (164.08mm)	0.60" (15.24mm)	94th Driest	Driest since: 1911	2002
	7.06" (179.32mm)	6.46" (164.08mm)	0.60" (15.24mm)	35th Wettest	Wettest since: 1906	1905
	Ties: 1958
Jan–May 1912 5-Month	7.70" (195.58mm)	7.52" (191.01mm)	0.18" (4.57mm)	80th Driest	Driest since: 1911	2002
Jan–May 1912 5-Month	7.70" (195.58mm)	7.52" (191.01mm)	0.18" (4.57mm)	49th Wettest	Wettest since: 1906	1957
Dec 1911–May 1912 6-Month	8.61" (218.69mm)	8.60" (218.44mm)	0.01" (0.25mm)	74th Driest	Driest since: 1911	2002
	8.61" (218.69mm)	8.60" (218.44mm)	0.01" (0.25mm)	54th Wettest	Wettest since: 1909	1957
	Ties: 1924
Nov 1911–May 1912 7-Month	9.61" (244.09mm)	9.66" (245.36mm)	-0.05" (-1.27mm)	72nd Driest	Driest since: 1911	2002
Nov 1911–May 1912 7-Month	9.61" (244.09mm)	9.66" (245.36mm)	-0.05" (-1.27mm)	56th Wettest	Wettest since: 1909	1957
Oct 1911–May 1912 8-Month	11.94" (303.28mm)	11.00" (279.40mm)	0.94" (23.88mm)	90th Driest	Driest since: 1911	2002
Oct 1911–May 1912 8-Month	11.94" (303.28mm)	11.00" (279.40mm)	0.94" (23.88mm)	38th Wettest	Wettest since: 1909	1995
Sep 1911–May 1912 9-Month	13.43" (341.12mm)	12.43" (315.72mm)	1.00" (25.40mm)	86th Driest	Driest since: 1911	2002
Sep 1911–May 1912 9-Month	13.43" (341.12mm)	12.43" (315.72mm)	1.00" (25.40mm)	42nd Wettest	Wettest since: 1909	1942
Aug 1911–May 1912 10-Month	15.17" (385.32mm)	14.44" (366.78mm)	0.73" (18.54mm)	81st Driest	Driest since: 1911	2002
Aug 1911–May 1912 10-Month	15.17" (385.32mm)	14.44" (366.78mm)	0.73" (18.54mm)	47th Wettest	Wettest since: 1909	1942
Jul 1911–May 1912 11-Month	18.17" (461.52mm)	16.54" (420.12mm)	1.63" (41.40mm)	94th Driest	Driest since: 1911	2002
Jul 1911–May 1912 11-Month	18.17" (461.52mm)	16.54" (420.12mm)	1.63" (41.40mm)	34th Wettest	Wettest since: 1909	1942
Jun 1911–May 1912 12-Month	19.47" (494.54mm)	18.08" (459.23mm)	1.39" (35.31mm)	87th Driest	Driest since: 1911	2002
Jun 1911–May 1912 12-Month	19.47" (494.54mm)	18.08" (459.23mm)	1.39" (35.31mm)	41st Wettest	Wettest since: 1909	1942
Dec 1910–May 1912 18-Month	27.38" (695.45mm)	26.70" (678.18mm)	0.68" (17.27mm)	77th Driest	Driest since: 1911	2013
	27.38" (695.45mm)	26.70" (678.18mm)	0.68" (17.27mm)	50th Wettest	Wettest since: 1910	1942
	Ties: 1947
Jun 1910–May 1912 24-Month	35.43" (899.92mm)	36.18" (918.97mm)	-0.75" (-19.05mm)	58th Driest	Driest since: 1911	1902
Jun 1910–May 1912 24-Month	35.43" (899.92mm)	36.18" (918.97mm)	-0.75" (-19.05mm)	69th Wettest	Wettest since: 1910	1942
Jun 1909–May 1912 36-Month	53.84" (1,367.54mm)	54.21" (1,376.93mm)	-0.37" (-9.39mm)	57th Driest	Driest since: 1904	2022
Jun 1909–May 1912 36-Month	53.84" (1,367.54mm)	54.21" (1,376.93mm)	-0.37" (-9.39mm)	69th Wettest	Wettest since: 1911	1943
Jun 1908–May 1912 48-Month	73.80" (1,874.52mm)	72.23" (1,834.64mm)	1.57" (39.88mm)	78th Driest	Driest since: 1911	1956
Jun 1908–May 1912 48-Month	73.80" (1,874.52mm)	72.23" (1,834.64mm)	1.57" (39.88mm)	47th Wettest	Wettest since: 1910	1944
Jun 1907–May 1912 60-Month	90.05" (2,287.27mm)	90.24" (2,292.10mm)	-0.19" (-4.83mm)	59th Driest	Driest since: 1911	2022
Jun 1907–May 1912 60-Month	90.05" (2,287.27mm)	90.24" (2,292.10mm)	-0.19" (-4.83mm)	65th Wettest	Wettest since: 1910	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings