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 1941

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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 1941 1-Month	2.36" (59.94mm)	2.02" (51.31mm)	0.34" (8.63mm)	89th Driest	Driest since: 1940	1974
	2.36" (59.94mm)	2.02" (51.31mm)	0.34" (8.63mm)	40th Wettest	Wettest since: 1938	2015
	Ties: 1944
Apr–May 1941 2-Month	5.47" (138.94mm)	3.86" (98.04mm)	1.61" (40.90mm)	115th Driest	Driest since: 1940	2002
Apr–May 1941 2-Month	5.47" (138.94mm)	3.86" (98.04mm)	1.61" (40.90mm)	14th Wettest	Wettest since: 1935	1957
Mar–May 1941 3-Month	7.93" (201.42mm)	5.37" (136.40mm)	2.56" (65.02mm)	122nd Driest	Driest since: 1940	2002
Mar–May 1941 3-Month	7.93" (201.42mm)	5.37" (136.40mm)	2.56" (65.02mm)	7th Wettest	Wettest since: 1906	1957
Feb–May 1941 4-Month	8.85" (224.79mm)	6.46" (164.08mm)	2.39" (60.71mm)	120th Driest	Driest since: 1940	2002
Feb–May 1941 4-Month	8.85" (224.79mm)	6.46" (164.08mm)	2.39" (60.71mm)	9th Wettest	Wettest since: 1915	1905
Jan–May 1941 5-Month	10.22" (259.59mm)	7.52" (191.01mm)	2.70" (68.58mm)	122nd Driest	Driest since: 1940	2002
Jan–May 1941 5-Month	10.22" (259.59mm)	7.52" (191.01mm)	2.70" (68.58mm)	7th Wettest	Wettest since: 1906	1957
Dec 1940–May 1941 6-Month	11.53" (292.86mm)	8.60" (218.44mm)	2.93" (74.42mm)	120th Driest	Driest since: 1940	2002
Dec 1940–May 1941 6-Month	11.53" (292.86mm)	8.60" (218.44mm)	2.93" (74.42mm)	8th Wettest	Wettest since: 1914	1957
Nov 1940–May 1941 7-Month	12.84" (326.14mm)	9.66" (245.36mm)	3.18" (80.78mm)	122nd Driest	Driest since: 1940	2002
Nov 1940–May 1941 7-Month	12.84" (326.14mm)	9.66" (245.36mm)	3.18" (80.78mm)	6th Wettest	Wettest since: 1905	1957
Oct 1940–May 1941 8-Month	13.84" (351.54mm)	11.00" (279.40mm)	2.84" (72.14mm)	118th Driest	Driest since: 1940	2002
Oct 1940–May 1941 8-Month	13.84" (351.54mm)	11.00" (279.40mm)	2.84" (72.14mm)	10th Wettest	Wettest since: 1905	1995
Sep 1940–May 1941 9-Month	16.56" (420.62mm)	12.43" (315.72mm)	4.13" (104.90mm)	124th Driest	Driest since: 1940	2002
Sep 1940–May 1941 9-Month	16.56" (420.62mm)	12.43" (315.72mm)	4.13" (104.90mm)	4th Wettest	Wettest since: 1905	1942
Aug 1940–May 1941 10-Month	18.06" (458.72mm)	14.44" (366.78mm)	3.62" (91.94mm)	123rd Driest	Driest since: 1940	2002
Aug 1940–May 1941 10-Month	18.06" (458.72mm)	14.44" (366.78mm)	3.62" (91.94mm)	5th Wettest	Wettest since: 1905	1942
Jul 1940–May 1941 11-Month	19.71" (500.63mm)	16.54" (420.12mm)	3.17" (80.51mm)	119th Driest	Driest since: 1940	2002
Jul 1940–May 1941 11-Month	19.71" (500.63mm)	16.54" (420.12mm)	3.17" (80.51mm)	9th Wettest	Wettest since: 1924	1942
Jun 1940–May 1941 12-Month	20.51" (520.95mm)	18.08" (459.23mm)	2.43" (61.72mm)	106th Driest	Driest since: 1940	2002
Jun 1940–May 1941 12-Month	20.51" (520.95mm)	18.08" (459.23mm)	2.43" (61.72mm)	22nd Wettest	Wettest since: 1928	1942
Dec 1939–May 1941 18-Month	29.47" (748.54mm)	26.70" (678.18mm)	2.77" (70.36mm)	106th Driest	Driest since: 1940	2013
Dec 1939–May 1941 18-Month	29.47" (748.54mm)	26.70" (678.18mm)	2.77" (70.36mm)	21st Wettest	Wettest since: 1928	1942
Jun 1939–May 1941 24-Month	34.83" (884.68mm)	36.18" (918.97mm)	-1.35" (-34.29mm)	45th Driest	Driest since: 1940	1902
Jun 1939–May 1941 24-Month	34.83" (884.68mm)	36.18" (918.97mm)	-1.35" (-34.29mm)	82nd Wettest	Wettest since: 1939	1942
Jun 1938–May 1941 36-Month	52.62" (1,336.55mm)	54.21" (1,376.93mm)	-1.59" (-40.38mm)	46th Driest	Driest since: 1940	2022
Jun 1938–May 1941 36-Month	52.62" (1,336.55mm)	54.21" (1,376.93mm)	-1.59" (-40.38mm)	80th Wettest	Wettest since: 1939	1943
Jun 1937–May 1941 48-Month	72.22" (1,834.39mm)	72.23" (1,834.64mm)	-0.01" (-0.25mm)	63rd Driest	Driest since: 1940	1956
Jun 1937–May 1941 48-Month	72.22" (1,834.39mm)	72.23" (1,834.64mm)	-0.01" (-0.25mm)	62nd Wettest	Wettest since: 1931	1944
Jun 1936–May 1941 60-Month	89.35" (2,269.49mm)	90.24" (2,292.10mm)	-0.89" (-22.61mm)	51st Driest	Driest since: 1940	2022
Jun 1936–May 1941 60-Month	89.35" (2,269.49mm)	90.24" (2,292.10mm)	-0.89" (-22.61mm)	73rd Wettest	Wettest since: 1932	1987

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