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 1933

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
May 1933 1-Month	2.03" (51.56mm)	2.02" (51.31mm)	0.01" (0.25mm)	70th Driest	Driest since: 1932	1974
May 1933 1-Month	2.03" (51.56mm)	2.02" (51.31mm)	0.01" (0.25mm)	59th Wettest	Wettest since: 1930	2015
Apr–May 1933 2-Month	4.74" (120.40mm)	3.86" (98.04mm)	0.88" (22.36mm)	104th Driest	Driest since: 1932	2002
Apr–May 1933 2-Month	4.74" (120.40mm)	3.86" (98.04mm)	0.88" (22.36mm)	25th Wettest	Wettest since: 1926	1957
Mar–May 1933 3-Month	5.83" (148.08mm)	5.37" (136.40mm)	0.46" (11.68mm)	88th Driest	Driest since: 1932	2002
	5.83" (148.08mm)	5.37" (136.40mm)	0.46" (11.68mm)	41st Wettest	Wettest since: 1928	1957
	Ties: 2011
Feb–May 1933 4-Month	6.46" (164.08mm)	6.46" (164.08mm)	0.00" (0.00mm)	73rd Driest	Driest since: 1932	2002
Feb–May 1933 4-Month	6.46" (164.08mm)	6.46" (164.08mm)	0.00" (0.00mm)	56th Wettest	Wettest since: 1928	1905
Jan–May 1933 5-Month	7.14" (181.36mm)	7.52" (191.01mm)	-0.38" (-9.65mm)	56th Driest	Driest since: 1932	2002
	7.14" (181.36mm)	7.52" (191.01mm)	-0.38" (-9.65mm)	73rd Wettest	Wettest since: 1928	1957
	Ties: 1982
Dec 1932–May 1933 6-Month	8.28" (210.31mm)	8.60" (218.44mm)	-0.32" (-8.13mm)	58th Driest	Driest since: 1932	2002
Dec 1932–May 1933 6-Month	8.28" (210.31mm)	8.60" (218.44mm)	-0.32" (-8.13mm)	70th Wettest	Wettest since: 1928	1957
Nov 1932–May 1933 7-Month	8.58" (217.93mm)	9.66" (245.36mm)	-1.08" (-27.43mm)	34th Driest	Driest since: 1931	2002
Nov 1932–May 1933 7-Month	8.58" (217.93mm)	9.66" (245.36mm)	-1.08" (-27.43mm)	94th Wettest	Wettest since: 1932	1957
Oct 1932–May 1933 8-Month	9.64" (244.86mm)	11.00" (279.40mm)	-1.36" (-34.54mm)	41st Driest	Driest since: 1931	2002
Oct 1932–May 1933 8-Month	9.64" (244.86mm)	11.00" (279.40mm)	-1.36" (-34.54mm)	87th Wettest	Wettest since: 1932	1995
Sep 1932–May 1933 9-Month	10.16" (258.06mm)	12.43" (315.72mm)	-2.27" (-57.66mm)	20th Driest	Driest since: 1925	2002
	10.16" (258.06mm)	12.43" (315.72mm)	-2.27" (-57.66mm)	108th Wettest	Wettest since: 1932	1942
	Ties: 1989
Aug 1932–May 1933 10-Month	12.15" (308.61mm)	14.44" (366.78mm)	-2.29" (-58.17mm)	23rd Driest	Driest since: 1925	2002
	12.15" (308.61mm)	14.44" (366.78mm)	-2.29" (-58.17mm)	105th Wettest	Wettest since: 1932	1942
	Ties: 1936
Jul 1932–May 1933 11-Month	14.45" (367.03mm)	16.54" (420.12mm)	-2.09" (-53.09mm)	29th Driest	Driest since: 1925	2002
Jul 1932–May 1933 11-Month	14.45" (367.03mm)	16.54" (420.12mm)	-2.09" (-53.09mm)	99th Wettest	Wettest since: 1932	1942
Jun 1932–May 1933 12-Month	16.20" (411.48mm)	18.08" (459.23mm)	-1.88" (-47.75mm)	37th Driest	Driest since: 1932	2002
Jun 1932–May 1933 12-Month	16.20" (411.48mm)	18.08" (459.23mm)	-1.88" (-47.75mm)	91st Wettest	Wettest since: 1931	1942
Dec 1931–May 1933 18-Month	23.84" (605.54mm)	26.70" (678.18mm)	-2.86" (-72.64mm)	25th Driest	Driest since: 1932	2013
Dec 1931–May 1933 18-Month	23.84" (605.54mm)	26.70" (678.18mm)	-2.86" (-72.64mm)	102nd Wettest	Wettest since: 1931	1942
Jun 1931–May 1933 24-Month	32.22" (818.39mm)	36.18" (918.97mm)	-3.96" (-100.58mm)	21st Driest	Driest since: 1903	1902
Jun 1931–May 1933 24-Month	32.22" (818.39mm)	36.18" (918.97mm)	-3.96" (-100.58mm)	106th Wettest	Wettest since: 1932	1942
Jun 1930–May 1933 36-Month	49.69" (1,262.13mm)	54.21" (1,376.93mm)	-4.52" (-114.80mm)	26th Driest	Driest since: 1904	2022
Jun 1930–May 1933 36-Month	49.69" (1,262.13mm)	54.21" (1,376.93mm)	-4.52" (-114.80mm)	100th Wettest	Wettest since: 1932	1943
Jun 1929–May 1933 48-Month	68.24" (1,733.30mm)	72.23" (1,834.64mm)	-3.99" (-101.34mm)	31st Driest	Driest since: 1904	1956
Jun 1929–May 1933 48-Month	68.24" (1,733.30mm)	72.23" (1,834.64mm)	-3.99" (-101.34mm)	94th Wettest	Wettest since: 1932	1944
Jun 1928–May 1933 60-Month	86.20" (2,189.48mm)	90.24" (2,292.10mm)	-4.04" (-102.62mm)	36th Driest	Driest since: 1905	2022
Jun 1928–May 1933 60-Month	86.20" (2,189.48mm)	90.24" (2,292.10mm)	-4.04" (-102.62mm)	88th 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 20, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings