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, December 1911

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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
December 1911 1-Month	0.84" (21.34mm)	1.01" (25.65mm)	-0.17" (-4.31mm)	50th Driest	Driest since: 1910	1986
	0.84" (21.34mm)	1.01" (25.65mm)	-0.17" (-4.31mm)	79th Wettest	Wettest since: 1909	1964, 1996
	Ties: 1926, 1984, 1998, 2011
Nov–Dec 1911 2-Month	2.30" (58.42mm)	2.05" (52.07mm)	0.25" (6.35mm)	87th Driest	Driest since: 1910	1914
Nov–Dec 1911 2-Month	2.30" (58.42mm)	2.05" (52.07mm)	0.25" (6.35mm)	42nd Wettest	Wettest since: 1909	1983
Oct–Dec 1911 3-Month	3.82" (97.03mm)	3.24" (82.30mm)	0.58" (14.73mm)	96th Driest	Driest since: 1910	1976
	3.82" (97.03mm)	3.24" (82.30mm)	0.58" (14.73mm)	33rd Wettest	Wettest since: 1897	1942
	Ties: 1916
Sep–Dec 1911 4-Month	4.73" (120.14mm)	4.48" (113.79mm)	0.25" (6.35mm)	79th Driest	Driest since: 1910	1952
	4.73" (120.14mm)	4.48" (113.79mm)	0.25" (6.35mm)	50th Wettest	Wettest since: 1909	2013
	Ties: 2005
Aug–Dec 1911 5-Month	5.35" (135.89mm)	5.55" (140.97mm)	-0.20" (-5.08mm)	56th Driest	Driest since: 1910	1904
	5.35" (135.89mm)	5.55" (140.97mm)	-0.20" (-5.08mm)	73rd Wettest	Wettest since: 1909	1923
	Ties: 1965, 2011
Jul–Dec 1911 6-Month	6.09" (154.69mm)	6.83" (173.48mm)	-0.74" (-18.79mm)	40th Driest	Driest since: 1910	1939
Jul–Dec 1911 6-Month	6.09" (154.69mm)	6.83" (173.48mm)	-0.74" (-18.79mm)	89th Wettest	Wettest since: 1909	1923
Jun–Dec 1911 7-Month	7.69" (195.33mm)	8.67" (220.22mm)	-0.98" (-24.89mm)	37th Driest	Driest since: 1910	1935
Jun–Dec 1911 7-Month	7.69" (195.33mm)	8.67" (220.22mm)	-0.98" (-24.89mm)	92nd Wettest	Wettest since: 1909	1923
May–Dec 1911 8-Month	9.14" (232.16mm)	10.88" (276.35mm)	-1.74" (-44.19mm)	31st Driest	Driest since: 1910	1900
	9.14" (232.16mm)	10.88" (276.35mm)	-1.74" (-44.19mm)	98th Wettest	Wettest since: 1909	1923
	Ties: 2000
Apr–Dec 1911 9-Month	10.57" (268.48mm)	12.66" (321.56mm)	-2.09" (-53.08mm)	27th Driest	Driest since: 1910	1954
Apr–Dec 1911 9-Month	10.57" (268.48mm)	12.66" (321.56mm)	-2.09" (-53.08mm)	102nd Wettest	Wettest since: 1909	1941
Mar–Dec 1911 10-Month	11.16" (283.46mm)	13.91" (353.31mm)	-2.75" (-69.85mm)	18th Driest	Driest since: 1910	2012
	11.16" (283.46mm)	13.91" (353.31mm)	-2.75" (-69.85mm)	111th Wettest	Wettest since: 1909	1941
	Ties: 1952
Feb–Dec 1911 11-Month	12.03" (305.56mm)	14.88" (377.95mm)	-2.85" (-72.39mm)	19th Driest	Driest since: 1910	2012
Feb–Dec 1911 11-Month	12.03" (305.56mm)	14.88" (377.95mm)	-2.85" (-72.39mm)	110th Wettest	Wettest since: 1909	1941
Jan–Dec 1911 12-Month	13.69" (347.73mm)	15.94" (404.88mm)	-2.25" (-57.15mm)	24th Driest	Driest since: 1910	2012
Jan–Dec 1911 12-Month	13.69" (347.73mm)	15.94" (404.88mm)	-2.25" (-57.15mm)	105th Wettest	Wettest since: 1909	1927
Jul 1910–Dec 1911 18-Month	19.08" (484.63mm)	22.77" (578.36mm)	-3.69" (-93.73mm)	14th Driest	Driest since: 1902	1934
Jul 1910–Dec 1911 18-Month	19.08" (484.63mm)	22.77" (578.36mm)	-3.69" (-93.73mm)	114th Wettest	Wettest since: 1910	1927
Jan 1910–Dec 1911 24-Month	25.35" (643.89mm)	31.87" (809.50mm)	-6.52" (-165.61mm)	2nd Driest	Driest to Date	2002
Jan 1910–Dec 1911 24-Month	25.35" (643.89mm)	31.87" (809.50mm)	-6.52" (-165.61mm)	126th Wettest	Wettest since: 1910	1983
Jan 1909–Dec 1911 36-Month	42.90" (1,089.66mm)	47.82" (1,214.63mm)	-4.92" (-124.97mm)	21st Driest	Driest since: 1903	2002
Jan 1909–Dec 1911 36-Month	42.90" (1,089.66mm)	47.82" (1,214.63mm)	-4.92" (-124.97mm)	106th Wettest	Wettest since: 1910	1947
Jan 1908–Dec 1911 48-Month	61.04" (1,550.42mm)	63.72" (1,618.49mm)	-2.68" (-68.07mm)	45th Driest	Driest since: 1905	2003
Jan 1908–Dec 1911 48-Month	61.04" (1,550.42mm)	63.72" (1,618.49mm)	-2.68" (-68.07mm)	81st Wettest	Wettest since: 1910	1998
Jan 1907–Dec 1911 60-Month	77.34" (1,964.44mm)	79.58" (2,021.33mm)	-2.24" (-56.89mm)	47th Driest	Driest since: 1905	1935
Jan 1907–Dec 1911 60-Month	77.34" (1,964.44mm)	79.58" (2,021.33mm)	-2.24" (-56.89mm)	78th Wettest	Wettest since: 1910	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings