Climate at a Glance | Divisional Rankings | National Centers for Environmental Information (NCEI)

Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Utah, Climate Division 5

December 1991 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1991 1-Month	-1.67	-0.08	-1.59	28th Driest	Driest since: 1989	1976
	-1.67	-0.08	-1.59	103rd Wettest	Wettest since: 1990	1964
	Ties: 1905
Nov–Dec 1991 2-Month	-0.24	-0.05	-0.19	63rd Driest	Driest since: 1990	1976
Nov–Dec 1991 2-Month	-0.24	-0.05	-0.19	68th Wettest	Wettest since: 1988	1983
Oct–Dec 1991 3-Month	-0.03	0.03	-0.06	75th Driest	Driest since: 1990	1976
Oct–Dec 1991 3-Month	-0.03	0.03	-0.06	56th Wettest	Wettest since: 1985	1983
Sep–Dec 1991 4-Month	0.45	0.08	0.37	91st Driest	Driest since: 1990	1976
	0.45	0.08	0.37	40th Wettest	Wettest since: 1985	1982
	Ties: 1955
Aug–Dec 1991 5-Month	0.59	0.08	0.51	91st Driest	Driest since: 1990	2020
	0.59	0.08	0.51	40th Wettest	Wettest since: 1985	1983
	Ties: 1922, 1964
Jul–Dec 1991 6-Month	0.51	0.08	0.43	93rd Driest	Driest since: 1990	2020
	0.51	0.08	0.43	38th Wettest	Wettest since: 1985	1983
	Ties: 1964
Jun–Dec 1991 7-Month	0.47	0.06	0.41	94th Driest	Driest since: 1990	1935
Jun–Dec 1991 7-Month	0.47	0.06	0.41	37th Wettest	Wettest since: 1985	1983
May–Dec 1991 8-Month	0.67	0.07	0.60	100th Driest	Driest since: 1990	1958
May–Dec 1991 8-Month	0.67	0.07	0.60	31st Wettest	Wettest since: 1985	1983
Apr–Dec 1991 9-Month	0.70	0.07	0.63	102nd Driest	Driest since: 1990	2020
	0.70	0.07	0.63	29th Wettest	Wettest since: 1984	1983
	Ties: 1973
Mar–Dec 1991 10-Month	0.76	0.09	0.67	104th Driest	Driest since: 1990	1934
	0.76	0.09	0.67	27th Wettest	Wettest since: 1984	1983
	Ties: 1973
Feb–Dec 1991 11-Month	0.52	0.11	0.41	93rd Driest	Driest since: 1990	1934
Feb–Dec 1991 11-Month	0.52	0.11	0.41	38th Wettest	Wettest since: 1986	1983
Jan–Dec 1991 12-Month	0.33	0.13	0.20	79th Driest	Driest since: 1990	1934
Jan–Dec 1991 12-Month	0.33	0.13	0.20	52nd Wettest	Wettest since: 1986	1983
Jul 1990–Dec 1991 18-Month	0.01	0.11	-0.10	64th Driest	Driest since: 1990	1934
Jul 1990–Dec 1991 18-Month	0.01	0.11	-0.10	66th Wettest	Wettest since: 1986	1983
Jan 1990–Dec 1991 24-Month	-0.16	0.13	-0.29	48th Driest	Driest since: 1990	1934
Jan 1990–Dec 1991 24-Month	-0.16	0.13	-0.29	82nd Wettest	Wettest since: 1987	1983
Jan 1989–Dec 1991 36-Month	-0.39	0.13	-0.52	33rd Driest	Driest since: 1990	1935
Jan 1989–Dec 1991 36-Month	-0.39	0.13	-0.52	96th Wettest	Wettest since: 1988	1984
Jan 1988–Dec 1991 48-Month	-0.57	0.13	-0.70	13th Driest	Driest since: 1990	1934
Jan 1988–Dec 1991 48-Month	-0.57	0.13	-0.70	115th Wettest	Wettest since: 1989	1985
Jan 1987–Dec 1991 60-Month	-0.52	0.12	-0.64	12th Driest	Driest since: 1963	1935
	-0.52	0.12	-0.64	115th Wettest	Wettest since: 1990	1986
	Ties: 1956

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Utah, Climate Division 5

December 1991 Palmer Z-Index Rankings

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