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, May 1999

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  • Record Warmest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
May 1999
1-Month
55.9°F
(13.3°C)
56.0°F
(13.3°C)
-0.1°F
(0.0°C)
70th Coolest
Coolest since:
1907
59th Warmest
Warmest since:
1934
Ties: 1921, 2013
Apr–May 1999
2-Month
50.3°F
(10.2°C)
50.4°F
(10.2°C)
-0.1°F
(0.0°C)
56th Coolest
Coolest since:
1907
73rd Warmest
Warmest since:
1934
Ties: 1972
Mar–May 1999
3-Month
45.8°F
(7.7°C)
43.8°F
(6.6°C)
2.0°F
(1.1°C)
97th Coolest
Coolest since:
1899
32nd Warmest
Warmest since:
2012
Ties: 1921, 1926
Feb–May 1999
4-Month
42.6°F
(5.9°C)
37.9°F
(3.3°C)
4.7°F
(2.6°C)
120th Coolest
Coolest since:
1899
9th Warmest
Warmest since:
2012
Ties: 1981
Jan–May 1999
5-Month
37.6°F
(3.1°C)
33.3°F
(0.7°C)
4.3°F
(2.4°C)
116th Coolest
Coolest since:
1899
13th Warmest
Warmest since:
2012
Dec 1998–May 1999
6-Month
35.6°F
(2.0°C)
31.1°F
(-0.5°C)
4.5°F
(2.5°C)
118th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
2012
Nov 1998–May 1999
7-Month
35.6°F
(2.0°C)
31.1°F
(-0.5°C)
4.5°F
(2.5°C)
119th Coolest
Coolest since:
1899
9th Warmest
Warmest since:
2012
Oct 1998–May 1999
8-Month
37.2°F
(2.9°C)
33.2°F
(0.7°C)
4.0°F
(2.2°C)
119th Coolest
Coolest since:
1899
9th Warmest
Warmest since:
2012
Sep 1998–May 1999
9-Month
40.5°F
(4.7°C)
36.2°F
(2.3°C)
4.3°F
(2.4°C)
123rd Coolest
Coolest since:
1899
5th Warmest
Warmest to Date
2012
Aug 1998–May 1999
10-Month
43.7°F
(6.5°C)
39.7°F
(4.3°C)
4.0°F
(2.2°C)
123rd Coolest
Coolest since:
1899
5th Warmest
Warmest to Date
2012
Jul 1998–May 1999
11-Month
46.4°F
(8.0°C)
42.6°F
(5.9°C)
3.8°F
(2.1°C)
123rd Coolest
Coolest since:
1899
5th Warmest
Warmest since:
2012
Ties: 1934
Jun 1998–May 1999
12-Month
47.7°F
(8.7°C)
44.6°F
(7.0°C)
3.1°F
(1.7°C)
120th Coolest
Coolest since:
1899
8th Warmest
Warmest since:
2012
Dec 1997–May 1999
18-Month
43.6°F
(6.4°C)
40.0°F
(4.4°C)
3.6°F
(2.0°C)
122nd Coolest
Coolest since:
1979
5th Warmest
Warmest to Date
2000
Jun 1997–May 1999
24-Month
47.3°F
(8.5°C)
44.6°F
(7.0°C)
2.7°F
(1.5°C)
120th Coolest
Coolest since:
1917
7th Warmest
Warmest since:
2000, 2017
Ties: 1992
Jun 1996–May 1999
36-Month
45.6°F
(7.6°C)
44.5°F
(6.9°C)
1.1°F
(0.7°C)
95th Coolest
Coolest since:
1918
31st Warmest
Warmest since:
2000
Ties: 1902, 1977, 1988, 1993, 2012
Jun 1995–May 1999
48-Month
45.0°F
(7.2°C)
44.5°F
(6.9°C)
0.5°F
(0.3°C)
81st Coolest
Coolest since:
1899
44th Warmest
Warmest since:
2007
Ties: 1957, 2010, 2020
Jun 1994–May 1999
60-Month
45.1°F
(7.3°C)
44.5°F
(6.9°C)
0.6°F
(0.4°C)
79th Coolest
Coolest since:
1920
45th Warmest
Warmest since:
2006, 2007
Ties: 1957, 1964

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