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.

South Dakota

Average Temperature Rankings, May 1930

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1930 1-Month	53.5°F (11.9°C)	56.0°F (13.3°C)	-2.5°F (-1.4°C)	29th Coolest	Coolest since: 1929	1907
	53.5°F (11.9°C)	56.0°F (13.3°C)	-2.5°F (-1.4°C)	100th Warmest	Warmest since: 1928	1934
	Ties: 1898, 1953
Apr–May 1930 2-Month	51.6°F (10.9°C)	50.4°F (10.2°C)	1.2°F (0.7°C)	91st Coolest	Coolest since: 1929	1907
	51.6°F (10.9°C)	50.4°F (10.2°C)	1.2°F (0.7°C)	38th Warmest	Warmest since: 1926	1934
	Ties: 1992, 2000
Mar–May 1930 3-Month	44.6°F (7.0°C)	43.9°F (6.6°C)	0.7°F (0.4°C)	80th Coolest	Coolest since: 1929	1899
	44.6°F (7.0°C)	43.9°F (6.6°C)	0.7°F (0.4°C)	49th Warmest	Warmest since: 1928	2012
	Ties: 1942, 2001
Feb–May 1930 4-Month	41.3°F (5.2°C)	37.8°F (3.2°C)	3.5°F (2.0°C)	113th Coolest	Coolest since: 1929	1899
	41.3°F (5.2°C)	37.8°F (3.2°C)	3.5°F (2.0°C)	16th Warmest	Warmest since: 1925	2012
	Ties: 1921, 1998
Jan–May 1930 5-Month	33.9°F (1.1°C)	33.3°F (0.7°C)	0.6°F (0.4°C)	71st Coolest	Coolest since: 1929	1899
	33.9°F (1.1°C)	33.3°F (0.7°C)	0.6°F (0.4°C)	58th Warmest	Warmest since: 1928	2012
	Ties: 1898, 1902
Dec 1929–May 1930 6-Month	31.4°F (-0.3°C)	31.0°F (-0.6°C)	0.4°F (0.3°C)	68th Coolest	Coolest since: 1929	1917
	31.4°F (-0.3°C)	31.0°F (-0.6°C)	0.4°F (0.3°C)	60th Warmest	Warmest since: 1926	2012
	Ties: 1902, 1906
Nov 1929–May 1930 7-Month	30.9°F (-0.6°C)	31.2°F (-0.4°C)	-0.3°F (-0.2°C)	58th Coolest	Coolest since: 1929	1899
	30.9°F (-0.6°C)	31.2°F (-0.4°C)	-0.3°F (-0.2°C)	70th Warmest	Warmest since: 1926	2012
	Ties: 2009
Oct 1929–May 1930 8-Month	33.0°F (0.6°C)	33.2°F (0.7°C)	-0.2°F (-0.1°C)	59th Coolest	Coolest since: 1929	1899
	33.0°F (0.6°C)	33.2°F (0.7°C)	-0.2°F (-0.1°C)	69th Warmest	Warmest since: 1926	2012
	Ties: 1948, 2009
Sep 1929–May 1930 9-Month	35.5°F (1.9°C)	36.2°F (2.3°C)	-0.7°F (-0.4°C)	44th Coolest	Coolest since: 1929	1899
	35.5°F (1.9°C)	36.2°F (2.3°C)	-0.7°F (-0.4°C)	84th Warmest	Warmest since: 1928	2012
	Ties: 1896, 1975
Aug 1929–May 1930 10-Month	39.2°F (4.0°C)	39.6°F (4.2°C)	-0.4°F (-0.2°C)	50th Coolest	Coolest since: 1929	1899
	39.2°F (4.0°C)	39.6°F (4.2°C)	-0.4°F (-0.2°C)	78th Warmest	Warmest since: 1926	2012
	Ties: 1970, 2018
Jul 1929–May 1930 11-Month	42.4°F (5.8°C)	42.6°F (5.9°C)	-0.2°F (-0.1°C)	54th Coolest	Coolest since: 1929	1899
	42.4°F (5.8°C)	42.6°F (5.9°C)	-0.2°F (-0.1°C)	74th Warmest	Warmest since: 1926	2012
	Ties: 1910, 1923, 1973
Jun 1929–May 1930 12-Month	44.2°F (6.8°C)	44.6°F (7.0°C)	-0.4°F (-0.2°C)	50th Coolest	Coolest since: 1929	1899
	44.2°F (6.8°C)	44.6°F (7.0°C)	-0.4°F (-0.2°C)	78th Warmest	Warmest since: 1926	2012
	Ties: 1924, 1975
Dec 1928–May 1930 18-Month	38.9°F (3.8°C)	40.0°F (4.4°C)	-1.1°F (-0.6°C)	26th Coolest	Coolest since: 1929	1979
	38.9°F (3.8°C)	40.0°F (4.4°C)	-1.1°F (-0.6°C)	101st Warmest	Warmest since: 1928	2000, 2006
	Ties: 1907
Jun 1928–May 1930 24-Month	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	20th Coolest	Coolest since: 1929	1917
Jun 1928–May 1930 24-Month	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	107th Warmest	Warmest since: 1928	2000, 2017
Jun 1927–May 1930 36-Month	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	14th Coolest	Coolest since: 1929	1918
	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	112th Warmest	Warmest since: 1928	2000
	Ties: 1979
Jun 1926–May 1930 48-Month	43.5°F (6.4°C)	44.5°F (6.9°C)	-1.0°F (-0.5°C)	15th Coolest	Coolest since: 1920	1899
Jun 1926–May 1930 48-Month	43.5°F (6.4°C)	44.5°F (6.9°C)	-1.0°F (-0.5°C)	110th Warmest	Warmest since: 1929	2007
Jun 1925–May 1930 60-Month	43.8°F (6.6°C)	44.5°F (6.9°C)	-0.7°F (-0.3°C)	22nd Coolest	Coolest since: 1921	1920
	43.8°F (6.6°C)	44.5°F (6.9°C)	-0.7°F (-0.3°C)	102nd Warmest	Warmest since: 1929	2006, 2007
	Ties: 1905, 1970

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings