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 1961

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
May 1961 1-Month	2.02" (51.31mm)	2.02" (51.31mm)	0.00" (0.00mm)	69th Driest	Driest since: 1960	1974
May 1961 1-Month	2.02" (51.31mm)	2.02" (51.31mm)	0.00" (0.00mm)	60th Wettest	Wettest since: 1959	2015
Apr–May 1961 2-Month	3.53" (89.66mm)	3.86" (98.04mm)	-0.33" (-8.38mm)	52nd Driest	Driest since: 1960	2002
Apr–May 1961 2-Month	3.53" (89.66mm)	3.86" (98.04mm)	-0.33" (-8.38mm)	77th Wettest	Wettest since: 1959	1957
Mar–May 1961 3-Month	5.85" (148.59mm)	5.37" (136.40mm)	0.48" (12.19mm)	90th Driest	Driest since: 1960	2002
Mar–May 1961 3-Month	5.85" (148.59mm)	5.37" (136.40mm)	0.48" (12.19mm)	39th Wettest	Wettest since: 1957	1957
Feb–May 1961 4-Month	6.77" (171.96mm)	6.46" (164.08mm)	0.31" (7.88mm)	83rd Driest	Driest since: 1960	2002
Feb–May 1961 4-Month	6.77" (171.96mm)	6.46" (164.08mm)	0.31" (7.88mm)	46th Wettest	Wettest since: 1958	1905
Jan–May 1961 5-Month	7.02" (178.31mm)	7.52" (191.01mm)	-0.50" (-12.70mm)	53rd Driest	Driest since: 1956	2002
Jan–May 1961 5-Month	7.02" (178.31mm)	7.52" (191.01mm)	-0.50" (-12.70mm)	76th Wettest	Wettest since: 1960	1957
Dec 1960–May 1961 6-Month	8.26" (209.80mm)	8.60" (218.44mm)	-0.34" (-8.64mm)	57th Driest	Driest since: 1959	2002
Dec 1960–May 1961 6-Month	8.26" (209.80mm)	8.60" (218.44mm)	-0.34" (-8.64mm)	71st Wettest	Wettest since: 1960	1957
Nov 1960–May 1961 7-Month	9.04" (229.62mm)	9.66" (245.36mm)	-0.62" (-15.74mm)	53rd Driest	Driest since: 1960	2002
Nov 1960–May 1961 7-Month	9.04" (229.62mm)	9.66" (245.36mm)	-0.62" (-15.74mm)	75th Wettest	Wettest since: 1959	1957
Oct 1960–May 1961 8-Month	11.11" (282.19mm)	11.00" (279.40mm)	0.11" (2.79mm)	70th Driest	Driest since: 1959	2002
Oct 1960–May 1961 8-Month	11.11" (282.19mm)	11.00" (279.40mm)	0.11" (2.79mm)	58th Wettest	Wettest since: 1960	1995
Sep 1960–May 1961 9-Month	12.14" (308.36mm)	12.43" (315.72mm)	-0.29" (-7.36mm)	58th Driest	Driest since: 1959	2002
Sep 1960–May 1961 9-Month	12.14" (308.36mm)	12.43" (315.72mm)	-0.29" (-7.36mm)	70th Wettest	Wettest since: 1960	1942
Aug 1960–May 1961 10-Month	12.80" (325.12mm)	14.44" (366.78mm)	-1.64" (-41.66mm)	37th Driest	Driest since: 1959	2002
	12.80" (325.12mm)	14.44" (366.78mm)	-1.64" (-41.66mm)	91st Wettest	Wettest since: 1960	1942
	Ties: 1918
Jul 1960–May 1961 11-Month	14.46" (367.28mm)	16.54" (420.12mm)	-2.08" (-52.84mm)	30th Driest	Driest since: 1956	2002
Jul 1960–May 1961 11-Month	14.46" (367.28mm)	16.54" (420.12mm)	-2.08" (-52.84mm)	98th Wettest	Wettest since: 1960	1942
Jun 1960–May 1961 12-Month	15.51" (393.95mm)	18.08" (459.23mm)	-2.57" (-65.28mm)	27th Driest	Driest since: 1956	2002
Jun 1960–May 1961 12-Month	15.51" (393.95mm)	18.08" (459.23mm)	-2.57" (-65.28mm)	101st Wettest	Wettest since: 1960	1942
Dec 1959–May 1961 18-Month	23.85" (605.79mm)	26.70" (678.18mm)	-2.85" (-72.39mm)	26th Driest	Driest since: 1956	2013
Dec 1959–May 1961 18-Month	23.85" (605.79mm)	26.70" (678.18mm)	-2.85" (-72.39mm)	101st Wettest	Wettest since: 1960	1942
Jun 1959–May 1961 24-Month	33.60" (853.44mm)	36.18" (918.97mm)	-2.58" (-65.53mm)	38th Driest	Driest since: 1956	1902
Jun 1959–May 1961 24-Month	33.60" (853.44mm)	36.18" (918.97mm)	-2.58" (-65.53mm)	89th Wettest	Wettest since: 1960	1942
Jun 1958–May 1961 36-Month	49.81" (1,265.17mm)	54.21" (1,376.93mm)	-4.40" (-111.76mm)	28th Driest	Driest since: 1956	2022
Jun 1958–May 1961 36-Month	49.81" (1,265.17mm)	54.21" (1,376.93mm)	-4.40" (-111.76mm)	98th Wettest	Wettest since: 1960	1943
Jun 1957–May 1961 48-Month	70.24" (1,784.10mm)	72.23" (1,834.64mm)	-1.99" (-50.54mm)	46th Driest	Driest since: 1957	1956
Jun 1957–May 1961 48-Month	70.24" (1,784.10mm)	72.23" (1,834.64mm)	-1.99" (-50.54mm)	79th Wettest	Wettest since: 1960	1944
Jun 1956–May 1961 60-Month	90.31" (2,293.87mm)	90.24" (2,292.10mm)	0.07" (1.77mm)	61st Driest	Driest since: 1960	2022
Jun 1956–May 1961 60-Month	90.31" (2,293.87mm)	90.24" (2,292.10mm)	0.07" (1.77mm)	63rd Wettest	Wettest since: 1952	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 23, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings