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.

Wyoming

Precipitation Rankings, January 1988

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
January 1988 1-Month	0.88" (22.35mm)	1.06" (26.92mm)	-0.18" (-4.57mm)	46th Driest	Driest since: 1986	1961
	0.88" (22.35mm)	1.06" (26.92mm)	-0.18" (-4.57mm)	84th Wettest	Wettest since: 1987	1895
	Ties: 1973
Dec 1987–Jan 1988 2-Month	2.04" (51.82mm)	2.07" (52.58mm)	-0.03" (-0.76mm)	67th Driest	Driest since: 1987	1931
Dec 1987–Jan 1988 2-Month	2.04" (51.82mm)	2.07" (52.58mm)	-0.03" (-0.76mm)	62nd Wettest	Wettest since: 1984	1997
Nov 1987–Jan 1988 3-Month	3.14" (79.76mm)	3.10" (78.74mm)	0.04" (1.02mm)	70th Driest	Driest since: 1987	1931
Nov 1987–Jan 1988 3-Month	3.14" (79.76mm)	3.10" (78.74mm)	0.04" (1.02mm)	59th Wettest	Wettest since: 1986	1943
Oct 1987–Jan 1988 4-Month	3.64" (92.46mm)	4.30" (109.22mm)	-0.66" (-16.76mm)	34th Driest	Driest since: 1985	1934, 1977
Oct 1987–Jan 1988 4-Month	3.64" (92.46mm)	4.30" (109.22mm)	-0.66" (-16.76mm)	95th Wettest	Wettest since: 1987	1943
Sep 1987–Jan 1988 5-Month	4.27" (108.46mm)	5.54" (140.72mm)	-1.27" (-32.26mm)	18th Driest	Driest since: 1977	1934
	4.27" (108.46mm)	5.54" (140.72mm)	-1.27" (-32.26mm)	111th Wettest	Wettest since: 1987	1943
	Ties: 1989
Aug 1987–Jan 1988 6-Month	5.66" (143.76mm)	6.61" (167.89mm)	-0.95" (-24.13mm)	34th Driest	Driest since: 1977	1905
Aug 1987–Jan 1988 6-Month	5.66" (143.76mm)	6.61" (167.89mm)	-0.95" (-24.13mm)	95th Wettest	Wettest since: 1987	1928
Jul 1987–Jan 1988 7-Month	7.63" (193.80mm)	7.89" (200.41mm)	-0.26" (-6.61mm)	59th Driest	Driest since: 1981	2021
Jul 1987–Jan 1988 7-Month	7.63" (193.80mm)	7.89" (200.41mm)	-0.26" (-6.61mm)	70th Wettest	Wettest since: 1987	1924
Jun 1987–Jan 1988 8-Month	9.15" (232.41mm)	9.72" (246.89mm)	-0.57" (-14.48mm)	54th Driest	Driest since: 1981	1934
	9.15" (232.41mm)	9.72" (246.89mm)	-0.57" (-14.48mm)	75th Wettest	Wettest since: 1987	1999
	Ties: 2016
May 1987–Jan 1988 9-Month	12.01" (305.05mm)	11.92" (302.77mm)	0.09" (2.28mm)	66th Driest	Driest since: 1986	1901
	12.01" (305.05mm)	11.92" (302.77mm)	0.09" (2.28mm)	63rd Wettest	Wettest since: 1987	1909
	Ties: 1896
Apr 1987–Jan 1988 10-Month	12.51" (317.75mm)	13.72" (348.49mm)	-1.21" (-30.74mm)	44th Driest	Driest since: 1986	1955
	12.51" (317.75mm)	13.72" (348.49mm)	-1.21" (-30.74mm)	85th Wettest	Wettest since: 1987	1942
	Ties: 1908
Mar 1987–Jan 1988 11-Month	13.78" (350.01mm)	14.97" (380.24mm)	-1.19" (-30.23mm)	39th Driest	Driest since: 1986	2013
	13.78" (350.01mm)	14.97" (380.24mm)	-1.19" (-30.23mm)	90th Wettest	Wettest since: 1987	1996
	Ties: 1959
Feb 1987–Jan 1988 12-Month	14.84" (376.94mm)	15.93" (404.62mm)	-1.09" (-27.68mm)	40th Driest	Driest since: 1986	2013
Feb 1987–Jan 1988 12-Month	14.84" (376.94mm)	15.93" (404.62mm)	-1.09" (-27.68mm)	89th Wettest	Wettest since: 1987	1996
Aug 1986–Jan 1988 18-Month	22.19" (563.63mm)	22.54" (572.52mm)	-0.35" (-8.89mm)	60th Driest	Driest since: 1986	1935
Aug 1986–Jan 1988 18-Month	22.19" (563.63mm)	22.54" (572.52mm)	-0.35" (-8.89mm)	68th Wettest	Wettest since: 1987	1996
Feb 1986–Jan 1988 24-Month	32.88" (835.15mm)	31.88" (809.75mm)	1.00" (25.40mm)	79th Driest	Driest since: 1987	2003
	32.88" (835.15mm)	31.88" (809.75mm)	1.00" (25.40mm)	49th Wettest	Wettest since: 1985	1943
	Ties: 1966
Feb 1985–Jan 1988 36-Month	47.22" (1,199.39mm)	47.78" (1,213.61mm)	-0.56" (-14.22mm)	60th Driest	Driest since: 1982	2003
Feb 1985–Jan 1988 36-Month	47.22" (1,199.39mm)	47.78" (1,213.61mm)	-0.56" (-14.22mm)	67th Wettest	Wettest since: 1987	1948
Feb 1984–Jan 1988 48-Month	62.88" (1,597.15mm)	63.65" (1,616.71mm)	-0.77" (-19.56mm)	62nd Driest	Driest since: 1982	2004
Feb 1984–Jan 1988 48-Month	62.88" (1,597.15mm)	63.65" (1,616.71mm)	-0.77" (-19.56mm)	64th Wettest	Wettest since: 1987	1999
Feb 1983–Jan 1988 60-Month	81.68" (2,074.67mm)	79.51" (2,019.55mm)	2.17" (55.12mm)	83rd Driest	Driest since: 1983	2005
Feb 1983–Jan 1988 60-Month	81.68" (2,074.67mm)	79.51" (2,019.55mm)	2.17" (55.12mm)	42nd Wettest	Wettest since: 1987	2000

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