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, April 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1939 1-Month	45.1°F (7.3°C)	44.7°F (7.1°C)	0.4°F (0.2°C)	74th Coolest	Coolest since: 1937	1920
	45.1°F (7.3°C)	44.7°F (7.1°C)	0.4°F (0.2°C)	55th Warmest	Warmest since: 1938	1915
	Ties: 1994
Mar–Apr 1939 2-Month	38.9°F (3.8°C)	37.8°F (3.2°C)	1.1°F (0.6°C)	79th Coolest	Coolest since: 1937	1899
	38.9°F (3.8°C)	37.8°F (3.2°C)	1.1°F (0.6°C)	50th Warmest	Warmest since: 1938	2012
	Ties: 1980
Feb–Apr 1939 3-Month	29.1°F (-1.6°C)	31.8°F (-0.1°C)	-2.7°F (-1.5°C)	29th Coolest	Coolest since: 1937	1899
	29.1°F (-1.6°C)	31.8°F (-0.1°C)	-2.7°F (-1.5°C)	100th Warmest	Warmest since: 1938	2012
	Ties: 1962
Jan–Apr 1939 4-Month	27.9°F (-2.3°C)	27.6°F (-2.4°C)	0.3°F (0.1°C)	63rd Coolest	Coolest since: 1937	1936
Jan–Apr 1939 4-Month	27.9°F (-2.3°C)	27.6°F (-2.4°C)	0.3°F (0.1°C)	66th Warmest	Warmest since: 1938	2012
Dec 1938–Apr 1939 5-Month	27.0°F (-2.8°C)	26.0°F (-3.3°C)	1.0°F (0.5°C)	74th Coolest	Coolest since: 1937	1936
	27.0°F (-2.8°C)	26.0°F (-3.3°C)	1.0°F (0.5°C)	54th Warmest	Warmest since: 1938	2012
	Ties: 1930
Nov 1938–Apr 1939 6-Month	27.4°F (-2.6°C)	27.0°F (-2.8°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1937	1936
	27.4°F (-2.6°C)	27.0°F (-2.8°C)	0.4°F (0.2°C)	60th Warmest	Warmest since: 1938	2012
	Ties: 1933, 1989, 2013
Oct 1938–Apr 1939 7-Month	31.2°F (-0.4°C)	30.0°F (-1.1°C)	1.2°F (0.7°C)	83rd Coolest	Coolest since: 1938	1899
	31.2°F (-0.4°C)	30.0°F (-1.1°C)	1.2°F (0.7°C)	45th Warmest	Warmest since: 1935	2012
	Ties: 1911
Sep 1938–Apr 1939 8-Month	35.3°F (1.8°C)	33.7°F (0.9°C)	1.6°F (0.9°C)	93rd Coolest	Coolest since: 1938	1899
	35.3°F (1.8°C)	33.7°F (0.9°C)	1.6°F (0.9°C)	35th Warmest	Warmest since: 1935	2012
	Ties: 1955, 2003
Aug 1938–Apr 1939 9-Month	39.7°F (4.3°C)	37.8°F (3.2°C)	1.9°F (1.1°C)	100th Coolest	Coolest since: 1938	1899
Aug 1938–Apr 1939 9-Month	39.7°F (4.3°C)	37.8°F (3.2°C)	1.9°F (1.1°C)	28th Warmest	Warmest since: 1934	2012
Jul 1938–Apr 1939 10-Month	43.1°F (6.2°C)	41.3°F (5.2°C)	1.8°F (1.0°C)	101st Coolest	Coolest since: 1938	1899
	43.1°F (6.2°C)	41.3°F (5.2°C)	1.8°F (1.0°C)	27th Warmest	Warmest since: 1935	2012
	Ties: 1983, 2007
Jun 1938–Apr 1939 11-Month	45.4°F (7.4°C)	43.5°F (6.4°C)	1.9°F (1.0°C)	101st Coolest	Coolest since: 1938	1899
	45.4°F (7.4°C)	43.5°F (6.4°C)	1.9°F (1.0°C)	27th Warmest	Warmest since: 1935	2012
	Ties: 1941, 2007
May 1938–Apr 1939 12-Month	46.1°F (7.8°C)	44.6°F (7.0°C)	1.5°F (0.8°C)	98th Coolest	Coolest since: 1938	1899
	46.1°F (7.8°C)	44.6°F (7.0°C)	1.5°F (0.8°C)	30th Warmest	Warmest since: 1935	2012
	Ties: 1932, 2003, 2008
Nov 1937–Apr 1939 18-Month	39.9°F (4.4°C)	38.7°F (3.7°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1938	1979
	39.9°F (4.4°C)	38.7°F (3.7°C)	1.2°F (0.7°C)	34th Warmest	Warmest since: 1935	2000, 2006
	Ties: 1941
May 1937–Apr 1939 24-Month	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	99th Coolest	Coolest since: 1938	1917
	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	28th Warmest	Warmest since: 1935	2000
	Ties: 1940, 1955, 1977, 2001
May 1936–Apr 1939 36-Month	45.6°F (7.6°C)	44.5°F (6.9°C)	1.1°F (0.7°C)	95th Coolest	Coolest since: 1938	1918
	45.6°F (7.6°C)	44.5°F (6.9°C)	1.1°F (0.7°C)	31st Warmest	Warmest since: 1935	2000
	Ties: 1943
May 1935–Apr 1939 48-Month	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	45th Coolest	Coolest since: 1931	1899
	44.4°F (6.9°C)	44.5°F (6.9°C)	-0.1°F (0.0°C)	80th Warmest	Warmest since: 1938	2007
	Ties: 1923, 1959, 1974, 1975, 2011
May 1934–Apr 1939 60-Month	45.0°F (7.2°C)	44.5°F (6.9°C)	0.5°F (0.3°C)	75th Coolest	Coolest since: 1932	1920
	45.0°F (7.2°C)	44.5°F (6.9°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1938	2006
	Ties: 1964, 1983, 1995

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings