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.

South Dakota, Climate Division 8

December 1993 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1993 1-Month	1.00	0.18	0.82	103rd Driest	Driest since: 1992	1943
December 1993 1-Month	1.00	0.18	0.82	28th Wettest	Wettest since: 1987	1951
Nov–Dec 1993 2-Month	1.59	0.14	1.45	119th Driest	Driest since: 1992	1912
Nov–Dec 1993 2-Month	1.59	0.14	1.45	12th Wettest	Wettest since: 1985	1920, 2019
Oct–Dec 1993 3-Month	0.99	0.24	0.75	100th Driest	Driest since: 1992	1938
Oct–Dec 1993 3-Month	0.99	0.24	0.75	31st Wettest	Wettest since: 1985	1998
Sep–Dec 1993 4-Month	1.56	0.23	1.33	111th Driest	Driest since: 1992	1933
Sep–Dec 1993 4-Month	1.56	0.23	1.33	20th Wettest	Wettest since: 1986	2019
Aug–Dec 1993 5-Month	1.82	0.25	1.57	117th Driest	Driest since: 1992	2012
Aug–Dec 1993 5-Month	1.82	0.25	1.57	14th Wettest	Wettest since: 1982	2019
Jul–Dec 1993 6-Month	2.24	0.30	1.94	123rd Driest	Driest since: 1992	2012
Jul–Dec 1993 6-Month	2.24	0.30	1.94	8th Wettest	Wettest since: 1982	2019
Jun–Dec 1993 7-Month	2.46	0.29	2.17	124th Driest	Driest since: 1992	2012
Jun–Dec 1993 7-Month	2.46	0.29	2.17	7th Wettest	Wettest since: 1982	2019
May–Dec 1993 8-Month	2.09	0.28	1.81	122nd Driest	Driest since: 1992	2012
May–Dec 1993 8-Month	2.09	0.28	1.81	9th Wettest	Wettest since: 1982	2019
Apr–Dec 1993 9-Month	2.17	0.28	1.89	123rd Driest	Driest since: 1992	1934
Apr–Dec 1993 9-Month	2.17	0.28	1.89	8th Wettest	Wettest since: 1982	2019
Mar–Dec 1993 10-Month	1.87	0.23	1.64	119th Driest	Driest since: 1992	2012
Mar–Dec 1993 10-Month	1.87	0.23	1.64	12th Wettest	Wettest since: 1986	2019
Feb–Dec 1993 11-Month	1.83	0.22	1.61	120th Driest	Driest since: 1992	1934
Feb–Dec 1993 11-Month	1.83	0.22	1.61	11th Wettest	Wettest since: 1982	2019
Jan–Dec 1993 12-Month	1.69	0.22	1.47	121st Driest	Driest since: 1992	1934
Jan–Dec 1993 12-Month	1.69	0.22	1.47	10th Wettest	Wettest since: 1982	2019
Jul 1992–Dec 1993 18-Month	1.52	0.25	1.27	116th Driest	Driest since: 1992	1934
Jul 1992–Dec 1993 18-Month	1.52	0.25	1.27	14th Wettest	Wettest since: 1983	2019
Jan 1992–Dec 1993 24-Month	1.04	0.22	0.82	107th Driest	Driest since: 1992	1934
Jan 1992–Dec 1993 24-Month	1.04	0.22	0.82	23rd Wettest	Wettest since: 1987	2019
Jan 1991–Dec 1993 36-Month	0.88	0.21	0.67	104th Driest	Driest since: 1992	1935
	0.88	0.21	0.67	25th Wettest	Wettest since: 1984	2020
	Ties: 1915
Jan 1990–Dec 1993 48-Month	0.72	0.20	0.52	98th Driest	Driest since: 1992	1936
	0.72	0.20	0.52	30th Wettest	Wettest since: 1986	1998
	Ties: 1952
Jan 1989–Dec 1993 60-Month	0.32	0.19	0.13	72nd Driest	Driest since: 1992	1937
	0.32	0.19	0.13	55th Wettest	Wettest since: 1988	1999
	Ties: 1981

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

South Dakota, Climate Division 8

December 1993 Palmer Z-Index Rankings

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