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, February 1931

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
February 1931 1-Month	0.58" (14.73mm)	0.97" (24.64mm)	-0.39" (-9.91mm)	8th Driest	Driest since: 1921	1970, 1977
	0.58" (14.73mm)	0.97" (24.64mm)	-0.39" (-9.91mm)	121st Wettest	Wettest since: 1930	1899, 1986
	Ties: 1921, 1954, 1973, 2010
Jan–Feb 1931 2-Month	0.92" (23.37mm)	2.03" (51.56mm)	-1.11" (-28.19mm)	1st Driest	Driest since: 1931	1931
Jan–Feb 1931 2-Month	0.92" (23.37mm)	2.03" (51.56mm)	-1.11" (-28.19mm)	128th Wettest	Wettest since: 1930	1899
Dec 1930–Feb 1931 3-Month	1.25" (31.75mm)	3.04" (77.22mm)	-1.79" (-45.47mm)	1st Driest	Driest since: 1931	1931
Dec 1930–Feb 1931 3-Month	1.25" (31.75mm)	3.04" (77.22mm)	-1.79" (-45.47mm)	127th Wettest	Wettest since: 1930	2017
Nov 1930–Feb 1931 4-Month	1.92" (48.77mm)	4.07" (103.38mm)	-2.15" (-54.61mm)	1st Driest	Driest since: 1931	1931
Nov 1930–Feb 1931 4-Month	1.92" (48.77mm)	4.07" (103.38mm)	-2.15" (-54.61mm)	127th Wettest	Wettest since: 1930	2017
Oct 1930–Feb 1931 5-Month	4.09" (103.89mm)	5.27" (133.86mm)	-1.18" (-29.97mm)	14th Driest	Driest since: 1919	1977
	4.09" (103.89mm)	5.27" (133.86mm)	-1.18" (-29.97mm)	114th Wettest	Wettest since: 1930	1943
	Ties: 1985
Sep 1930–Feb 1931 6-Month	5.11" (129.79mm)	6.50" (165.10mm)	-1.39" (-35.31mm)	16th Driest	Driest since: 1915	1977
Sep 1930–Feb 1931 6-Month	5.11" (129.79mm)	6.50" (165.10mm)	-1.39" (-35.31mm)	112th Wettest	Wettest since: 1930	2017
Aug 1930–Feb 1931 7-Month	8.30" (210.82mm)	7.57" (192.28mm)	0.73" (18.54mm)	91st Driest	Driest since: 1930	1905
	8.30" (210.82mm)	7.57" (192.28mm)	0.73" (18.54mm)	37th Wettest	Wettest since: 1928	2017
	Ties: 2020
Jul 1930–Feb 1931 8-Month	9.57" (243.08mm)	8.86" (225.04mm)	0.71" (18.04mm)	89th Driest	Driest since: 1930	1905
Jul 1930–Feb 1931 8-Month	9.57" (243.08mm)	8.86" (225.04mm)	0.71" (18.04mm)	39th Wettest	Wettest since: 1928	1924
Jun 1930–Feb 1931 9-Month	10.55" (267.97mm)	10.69" (271.53mm)	-0.14" (-3.56mm)	66th Driest	Driest since: 1930	2013
Jun 1930–Feb 1931 9-Month	10.55" (267.97mm)	10.69" (271.53mm)	-0.14" (-3.56mm)	62nd Wettest	Wettest since: 1929	1999
May 1930–Feb 1931 10-Month	13.21" (335.53mm)	12.89" (327.41mm)	0.32" (8.12mm)	68th Driest	Driest since: 1930	2013
May 1930–Feb 1931 10-Month	13.21" (335.53mm)	12.89" (327.41mm)	0.32" (8.12mm)	60th Wettest	Wettest since: 1929	1909
Apr 1930–Feb 1931 11-Month	14.44" (366.78mm)	14.69" (373.13mm)	-0.25" (-6.35mm)	55th Driest	Driest since: 1925	2013
	14.44" (366.78mm)	14.69" (373.13mm)	-0.25" (-6.35mm)	73rd Wettest	Wettest since: 1930	1942
	Ties: 1951
Mar 1930–Feb 1931 12-Month	15.56" (395.22mm)	15.93" (404.62mm)	-0.37" (-9.40mm)	54th Driest	Driest since: 1925	2013
	15.56" (395.22mm)	15.93" (404.62mm)	-0.37" (-9.40mm)	74th Wettest	Wettest since: 1930	1996
	Ties: 1919
Sep 1929–Feb 1931 18-Month	22.62" (574.55mm)	22.44" (569.98mm)	0.18" (4.57mm)	68th Driest	Driest since: 1925	1935
Sep 1929–Feb 1931 18-Month	22.62" (574.55mm)	22.44" (569.98mm)	0.18" (4.57mm)	59th Wettest	Wettest since: 1930	1996
Mar 1929–Feb 1931 24-Month	32.44" (823.98mm)	31.87" (809.50mm)	0.57" (14.48mm)	74th Driest	Driest since: 1926	2003
Mar 1929–Feb 1931 24-Month	32.44" (823.98mm)	31.87" (809.50mm)	0.57" (14.48mm)	53rd Wettest	Wettest since: 1930	1943
Mar 1928–Feb 1931 36-Month	48.79" (1,239.27mm)	47.77" (1,213.36mm)	1.02" (25.91mm)	83rd Driest	Driest since: 1927	2003
	48.79" (1,239.27mm)	47.77" (1,213.36mm)	1.02" (25.91mm)	43rd Wettest	Wettest since: 1930	1948
	Ties: 1966
Mar 1927–Feb 1931 48-Month	68.75" (1,746.25mm)	63.63" (1,616.20mm)	5.12" (130.05mm)	101st Driest	Driest since: 1928	2004
Mar 1927–Feb 1931 48-Month	68.75" (1,746.25mm)	63.63" (1,616.20mm)	5.12" (130.05mm)	24th Wettest	Wettest since: 1930	1999
Mar 1926–Feb 1931 60-Month	86.14" (2,187.96mm)	79.50" (2,019.30mm)	6.64" (168.66mm)	106th Driest	Driest since: 1929	2005
Mar 1926–Feb 1931 60-Month	86.14" (2,187.96mm)	79.50" (2,019.30mm)	6.64" (168.66mm)	18th Wettest	Wettest since: 1930	2000

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings