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 1906

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
April 1906 1-Month	3.70" (93.98mm)	1.84" (46.74mm)	1.86" (47.24mm)	123rd Driest	Driest since: 1904	2002
April 1906 1-Month	3.70" (93.98mm)	1.84" (46.74mm)	1.86" (47.24mm)	6th Wettest	Wettest since: 1905	1900
Mar–Apr 1906 2-Month	6.96" (176.78mm)	3.35" (85.09mm)	3.61" (91.69mm)	128th Driest	Driest since: 1905	2002
Mar–Apr 1906 2-Month	6.96" (176.78mm)	3.35" (85.09mm)	3.61" (91.69mm)	1st Wettest	Wettest to Date	1906
Feb–Apr 1906 3-Month	7.45" (189.23mm)	4.44" (112.78mm)	3.01" (76.45mm)	126th Driest	Driest since: 1904	2002
Feb–Apr 1906 3-Month	7.45" (189.23mm)	4.44" (112.78mm)	3.01" (76.45mm)	3rd Wettest	Wettest since: 1905	1905
Jan–Apr 1906 4-Month	8.60" (218.44mm)	5.51" (139.95mm)	3.09" (78.49mm)	126th Driest	Driest since: 1904	2002
Jan–Apr 1906 4-Month	8.60" (218.44mm)	5.51" (139.95mm)	3.09" (78.49mm)	3rd Wettest	Wettest since: 1905	1905
Dec 1905–Apr 1906 5-Month	8.89" (225.81mm)	6.58" (167.13mm)	2.31" (58.68mm)	120th Driest	Driest since: 1904	2002
Dec 1905–Apr 1906 5-Month	8.89" (225.81mm)	6.58" (167.13mm)	2.31" (58.68mm)	8th Wettest	Wettest since: 1905	1905
Nov 1905–Apr 1906 6-Month	10.22" (259.59mm)	7.65" (194.31mm)	2.57" (65.28mm)	120th Driest	Driest since: 1904	1904
Nov 1905–Apr 1906 6-Month	10.22" (259.59mm)	7.65" (194.31mm)	2.57" (65.28mm)	8th Wettest	Wettest since: 1905	1984
Oct 1905–Apr 1906 7-Month	11.29" (286.77mm)	8.98" (228.09mm)	2.31" (58.68mm)	116th Driest	Driest since: 1904	2002
	11.29" (286.77mm)	8.98" (228.09mm)	2.31" (58.68mm)	12th Wettest	Wettest since: 1905	1942
	Ties: 1957, 1995
Sep 1905–Apr 1906 8-Month	12.71" (322.83mm)	10.41" (264.41mm)	2.30" (58.42mm)	121st Driest	Driest since: 1904	1902, 2002
	12.71" (322.83mm)	10.41" (264.41mm)	2.30" (58.42mm)	7th Wettest	Wettest since: 1905	1942
	Ties: 1914
Aug 1905–Apr 1906 9-Month	13.99" (355.35mm)	12.42" (315.47mm)	1.57" (39.88mm)	99th Driest	Driest since: 1904	2002
Aug 1905–Apr 1906 9-Month	13.99" (355.35mm)	12.42" (315.47mm)	1.57" (39.88mm)	29th Wettest	Wettest since: 1905	1942
Jul 1905–Apr 1906 10-Month	16.03" (407.16mm)	14.52" (368.81mm)	1.51" (38.35mm)	94th Driest	Driest since: 1904	1902
Jul 1905–Apr 1906 10-Month	16.03" (407.16mm)	14.52" (368.81mm)	1.51" (38.35mm)	34th Wettest	Wettest since: 1905	1942
Jun 1905–Apr 1906 11-Month	17.10" (434.34mm)	16.07" (408.18mm)	1.03" (26.16mm)	88th Driest	Driest since: 1904	1981
Jun 1905–Apr 1906 11-Month	17.10" (434.34mm)	16.07" (408.18mm)	1.03" (26.16mm)	40th Wettest	Wettest since: 1905	1942
May 1905–Apr 1906 12-Month	19.63" (498.60mm)	18.08" (459.23mm)	1.55" (39.37mm)	95th Driest	Driest since: 1904	2013
May 1905–Apr 1906 12-Month	19.63" (498.60mm)	18.08" (459.23mm)	1.55" (39.37mm)	33rd Wettest	Wettest since: 1905	1942
Nov 1904–Apr 1906 18-Month	30.52" (775.21mm)	25.76" (654.30mm)	4.76" (120.91mm)	120th Driest	Driest since: 1905	2013
Nov 1904–Apr 1906 18-Month	30.52" (775.21mm)	25.76" (654.30mm)	4.76" (120.91mm)	7th Wettest	Wettest to Date	1942
May 1904–Apr 1906 24-Month	42.95" (1,090.93mm)	36.16" (918.46mm)	6.79" (172.47mm)	124th Driest	Driest since: 1905	1902
May 1904–Apr 1906 24-Month	42.95" (1,090.93mm)	36.16" (918.46mm)	6.79" (172.47mm)	3rd Wettest	Wettest to Date	1942
May 1903–Apr 1906 36-Month	56.75" (1,441.45mm)	54.22" (1,377.19mm)	2.53" (64.26mm)	92nd Driest	Driest since: 1905	1955
May 1903–Apr 1906 36-Month	56.75" (1,441.45mm)	54.22" (1,377.19mm)	2.53" (64.26mm)	34th Wettest	Wettest to Date	1985
May 1902–Apr 1906 48-Month	75.42" (1,915.67mm)	72.24" (1,834.90mm)	3.18" (80.77mm)	91st Driest	Driest since: 1905	1904
May 1902–Apr 1906 48-Month	75.42" (1,915.67mm)	72.24" (1,834.90mm)	3.18" (80.77mm)	34th Wettest	Wettest to Date	1986
May 1901–Apr 1906 60-Month	88.94" (2,259.08mm)	90.24" (2,292.10mm)	-1.30" (-33.02mm)	48th Driest	Driest since: 1905	1957
May 1901–Apr 1906 60-Month	88.94" (2,259.08mm)	90.24" (2,292.10mm)	-1.30" (-33.02mm)	76th Wettest	Wettest since: 1900	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings