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, June 1921

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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
June 1921 1-Month	2.77" (70.36mm)	1.54" (39.12mm)	1.23" (31.24mm)	121st Driest	Driest since: 1920	1924
	2.77" (70.36mm)	1.54" (39.12mm)	1.23" (31.24mm)	8th Wettest	Wettest since: 1903	1965
	Ties: 1903
May–Jun 1921 2-Month	4.56" (115.82mm)	3.56" (90.42mm)	1.00" (25.40mm)	107th Driest	Driest since: 1920	2012
	4.56" (115.82mm)	3.56" (90.42mm)	1.00" (25.40mm)	22nd Wettest	Wettest since: 1915	1995
	Ties: 1895
Apr–Jun 1921 3-Month	6.96" (176.78mm)	5.40" (137.16mm)	1.56" (39.62mm)	112th Driest	Driest since: 1920	2002
Apr–Jun 1921 3-Month	6.96" (176.78mm)	5.40" (137.16mm)	1.56" (39.62mm)	17th Wettest	Wettest since: 1915	1995
Mar–Jun 1921 4-Month	8.40" (213.36mm)	6.91" (175.51mm)	1.49" (37.85mm)	108th Driest	Driest since: 1920	2002
Mar–Jun 1921 4-Month	8.40" (213.36mm)	6.91" (175.51mm)	1.49" (37.85mm)	21st Wettest	Wettest since: 1915	1995
Feb–Jun 1921 5-Month	9.28" (235.71mm)	8.00" (203.20mm)	1.28" (32.51mm)	102nd Driest	Driest since: 1919	2002
Feb–Jun 1921 5-Month	9.28" (235.71mm)	8.00" (203.20mm)	1.28" (32.51mm)	27th Wettest	Wettest since: 1920	1995
Jan–Jun 1921 6-Month	10.56" (268.22mm)	9.06" (230.12mm)	1.50" (38.10mm)	106th Driest	Driest since: 1920	2002
Jan–Jun 1921 6-Month	10.56" (268.22mm)	9.06" (230.12mm)	1.50" (38.10mm)	23rd Wettest	Wettest since: 1915	1957
Dec 1920–Jun 1921 7-Month	11.62" (295.15mm)	10.14" (257.56mm)	1.48" (37.59mm)	100th Driest	Driest since: 1920	2002
Dec 1920–Jun 1921 7-Month	11.62" (295.15mm)	10.14" (257.56mm)	1.48" (37.59mm)	28th Wettest	Wettest since: 1915	1957
Nov 1920–Jun 1921 8-Month	12.39" (314.71mm)	11.21" (284.73mm)	1.18" (29.98mm)	90th Driest	Driest since: 1919	2002
Nov 1920–Jun 1921 8-Month	12.39" (314.71mm)	11.21" (284.73mm)	1.18" (29.98mm)	38th Wettest	Wettest since: 1920	1995
Oct 1920–Jun 1921 9-Month	14.18" (360.17mm)	12.54" (318.52mm)	1.64" (41.65mm)	96th Driest	Driest since: 1919	2002
Oct 1920–Jun 1921 9-Month	14.18" (360.17mm)	12.54" (318.52mm)	1.64" (41.65mm)	32nd Wettest	Wettest since: 1920	1995
Sep 1920–Jun 1921 10-Month	15.49" (393.45mm)	13.97" (354.84mm)	1.52" (38.61mm)	95th Driest	Driest since: 1919	2002
Sep 1920–Jun 1921 10-Month	15.49" (393.45mm)	13.97" (354.84mm)	1.52" (38.61mm)	33rd Wettest	Wettest since: 1920	1995
Aug 1920–Jun 1921 11-Month	17.81" (452.37mm)	15.98" (405.89mm)	1.83" (46.48mm)	99th Driest	Driest since: 1919	2002
	17.81" (452.37mm)	15.98" (405.89mm)	1.83" (46.48mm)	29th Wettest	Wettest since: 1920	1995
	Ties: 1993
Jul 1920–Jun 1921 12-Month	19.50" (495.30mm)	18.08" (459.23mm)	1.42" (36.07mm)	86th Driest	Driest since: 1919	2002
Jul 1920–Jun 1921 12-Month	19.50" (495.30mm)	18.08" (459.23mm)	1.42" (36.07mm)	42nd Wettest	Wettest since: 1920	1942
Jan 1920–Jun 1921 18-Month	29.58" (751.33mm)	27.16" (689.86mm)	2.42" (61.47mm)	102nd Driest	Driest since: 1920	2013
Jan 1920–Jun 1921 18-Month	29.58" (751.33mm)	27.16" (689.86mm)	2.42" (61.47mm)	26th Wettest	Wettest since: 1916	1942
Jul 1919–Jun 1921 24-Month	40.58" (1,030.73mm)	36.18" (918.97mm)	4.40" (111.76mm)	111th Driest	Driest since: 1920	1902
Jul 1919–Jun 1921 24-Month	40.58" (1,030.73mm)	36.18" (918.97mm)	4.40" (111.76mm)	16th Wettest	Wettest since: 1915	1942
Jul 1918–Jun 1921 36-Month	59.43" (1,509.52mm)	54.21" (1,376.93mm)	5.22" (132.59mm)	108th Driest	Driest since: 1920	2022
Jul 1918–Jun 1921 36-Month	59.43" (1,509.52mm)	54.21" (1,376.93mm)	5.22" (132.59mm)	18th Wettest	Wettest since: 1916	1943
Jul 1917–Jun 1921 48-Month	75.22" (1,910.59mm)	72.23" (1,834.64mm)	2.99" (75.95mm)	88th Driest	Driest since: 1919	1956
Jul 1917–Jun 1921 48-Month	75.22" (1,910.59mm)	72.23" (1,834.64mm)	2.99" (75.95mm)	37th Wettest	Wettest since: 1920	1944
Jul 1916–Jun 1921 60-Month	95.41" (2,423.41mm)	90.25" (2,292.35mm)	5.16" (131.06mm)	99th Driest	Driest since: 1920	1954
Jul 1916–Jun 1921 60-Month	95.41" (2,423.41mm)	90.25" (2,292.35mm)	5.16" (131.06mm)	25th Wettest	Wettest since: 1918	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings