Statewide Rankings

Statewide Data Info
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 1999

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
April 1999
1-Month 		44.7°F
(7.1°C)		 44.7°F
(7.1°C)		 0.0°F
(0.0°C)		 68th Coolest
Coolest since:
 1920
61st Warmest
Warmest since:
 1915
Ties: 1896, 1914, 1929
Mar–Apr 1999
2-Month 		40.8°F
(4.9°C)		 37.8°F
(3.2°C)		 3.0°F
(1.7°C)		 103rd Coolest
Coolest since:
 1899
26th Warmest
Warmest since:
 2012
Ties: 1921, 2017
Feb–Apr 1999
3-Month 		38.1°F
(3.4°C)		 31.8°F
(-0.1°C)		 6.3°F
(3.5°C)		 123rd Coolest
Coolest since:
 1899
6th Warmest
Warmest since:
 2012
Ties: 2000
Jan–Apr 1999
4-Month 		33.0°F
(0.6°C)		 27.6°F
(-2.4°C)		 5.4°F
(3.0°C)		 117th Coolest
Coolest since:
 1936
12th Warmest
Warmest since:
 2012
Dec 1998–Apr 1999
5-Month 		31.5°F
(-0.3°C)		 26.0°F
(-3.3°C)		 5.5°F
(3.0°C)		 119th Coolest
Coolest since:
 1936
9th Warmest
Warmest since:
 2012
Nov 1998–Apr 1999
6-Month 		32.3°F
(0.2°C)		 27.0°F
(-2.8°C)		 5.3°F
(3.0°C)		 120th Coolest
Coolest since:
 1936
8th Warmest
Warmest since:
 2012
Ties: 1931
Oct 1998–Apr 1999
7-Month 		34.6°F
(1.4°C)		 30.0°F
(-1.1°C)		 4.6°F
(2.5°C)		 121st Coolest
Coolest since:
 1899
7th Warmest
Warmest since:
 2012
Sep 1998–Apr 1999
8-Month 		38.6°F
(3.7°C)		 33.7°F
(0.9°C)		 4.9°F
(2.8°C)		 123rd Coolest
Coolest since:
 1899
5th Warmest
Warmest to Date
 2012
Aug 1998–Apr 1999
9-Month 		42.3°F
(5.7°C)		 37.8°F
(3.2°C)		 4.5°F
(2.5°C)		 124th Coolest
Coolest since:
 1899
4th Warmest
Warmest to Date
 2012
Ties: 2006
Jul 1998–Apr 1999
10-Month 		45.5°F
(7.5°C)		 41.3°F
(5.2°C)		 4.2°F
(2.3°C)		 124th Coolest
Coolest since:
 1899
4th Warmest
Warmest to Date
 2012
Ties: 2006
Jun 1998–Apr 1999
11-Month 		46.9°F
(8.3°C)		 43.5°F
(6.4°C)		 3.4°F
(1.9°C)		 121st Coolest
Coolest since:
 1899
7th Warmest
Warmest since:
 2012
Ties: 1992
May 1998–Apr 1999
12-Month 		48.0°F
(8.9°C)		 44.6°F
(7.0°C)		 3.4°F
(1.9°C)		 122nd Coolest
Coolest since:
 1899
6th Warmest
Warmest since:
 2012
Nov 1997–Apr 1999
18-Month 		42.2°F
(5.7°C)		 38.7°F
(3.7°C)		 3.5°F
(2.0°C)		 122nd Coolest
Coolest since:
 1979
5th Warmest
Warmest to Date
 2000, 2006
May 1997–Apr 1999
24-Month 		47.2°F
(8.4°C)		 44.6°F
(7.0°C)		 2.6°F
(1.4°C)		 120th Coolest
Coolest since:
 1917
7th Warmest
Warmest since:
 2000
May 1996–Apr 1999
36-Month 		45.5°F
(7.5°C)		 44.5°F
(6.9°C)		 1.0°F
(0.6°C)		 93rd Coolest
Coolest since:
 1918
33rd Warmest
Warmest since:
 2000
Ties: 1993, 2009, 2012
May 1995–Apr 1999
48-Month 		45.0°F
(7.2°C)		 44.5°F
(6.9°C)		 0.5°F
(0.3°C)		 79th Coolest
Coolest since:
 1899
46th Warmest
Warmest since:
 2007
Ties: 1957, 1987
May 1994–Apr 1999
60-Month 		45.2°F
(7.3°C)		 44.5°F
(6.9°C)		 0.7°F
(0.4°C)		 86th Coolest
Coolest since:
 1920
38th Warmest
Warmest since:
 2006
Ties: 1937, 1977, 1988, 2014

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