Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Great Basin

Average Temperature Rankings, December 1997

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1997
1-Month
28.3°F
(-2.1°C)
29.7°F
(-1.3°C)
-1.4°F
(-0.8°C)
41st Coolest
Coolest since:
1909, 1932
88th Warmest
Warmest since:
1917
Ties: 1947, 1985
Nov–Dec 1997
2-Month
34.0°F
(1.1°C)
33.7°F
(0.9°C)
0.3°F
(0.2°C)
67th Coolest
Coolest since:
1931
62nd Warmest
Warmest since:
1917
Ties: 1959, 1991
Oct–Dec 1997
3-Month
39.0°F
(3.9°C)
39.0°F
(3.9°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1919
73rd Warmest
Warmest since:
1950
Ties: 1945, 1975
Sep–Dec 1997
4-Month
44.8°F
(7.1°C)
44.5°F
(6.9°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1971
56th Warmest
Warmest since:
2014
Ties: 1904, 1915, 1926, 1940, 1964
Aug–Dec 1997
5-Month
50.0°F
(10.0°C)
49.4°F
(9.7°C)
0.6°F
(0.3°C)
76th Coolest
Coolest since:
1916
53rd Warmest
Warmest since:
2020
Ties: 1949, 1989, 2002, 2019
Jul–Dec 1997
6-Month
53.3°F
(11.8°C)
53.1°F
(11.7°C)
0.2°F
(0.1°C)
61st Coolest
Coolest since:
1916
68th Warmest
Warmest since:
2020
Ties: 1915, 1964, 1973, 1974
Jun–Dec 1997
7-Month
54.8°F
(12.7°C)
54.6°F
(12.6°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1916
65th Warmest
Warmest since:
2021
Ties: 1949, 1952, 1986
May–Dec 1997
8-Month
55.3°F
(12.9°C)
54.5°F
(12.5°C)
0.8°F
(0.4°C)
82nd Coolest
Coolest since:
1916
47th Warmest
Warmest since:
2021
Ties: 2004
Apr–Dec 1997
9-Month
54.1°F
(12.3°C)
53.6°F
(12.0°C)
0.5°F
(0.3°C)
79th Coolest
Coolest since:
1912
50th Warmest
Warmest since:
2021
Ties: 1949, 1952, 1980, 1990, 1999
Mar–Dec 1997
10-Month
53.0°F
(11.7°C)
52.1°F
(11.2°C)
0.9°F
(0.5°C)
90th Coolest
Coolest since:
1912
39th Warmest
Warmest since:
1934, 2021
Ties: 1977, 1986, 2005
Feb–Dec 1997
11-Month
51.1°F
(10.6°C)
50.2°F
(10.1°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1911, 1912
43rd Warmest
Warmest since:
1934
Ties: 1999
Jan–Dec 1997
12-Month
49.4°F
(9.7°C)
48.5°F
(9.2°C)
0.9°F
(0.5°C)
95th Coolest
Coolest since:
1944
34th Warmest
Warmest since:
1934
Ties: 1939, 1943, 1977, 1987
Jul 1996–Dec 1997
18-Month
51.1°F
(10.6°C)
50.0°F
(10.0°C)
1.1°F
(0.6°C)
102nd Coolest
Coolest since:
1912, 1913
26th Warmest
Warmest since:
1934
Ties: 1943
Jan 1996–Dec 1997
24-Month
49.9°F
(9.9°C)
48.4°F
(9.1°C)
1.5°F
(0.8°C)
108th Coolest
Coolest since:
1912, 1913
20th Warmest
Warmest since:
2015
Ties: 1940, 1987, 1995, 2008, 2012, 2019
Jan 1995–Dec 1997
36-Month
49.9°F
(9.9°C)
48.4°F
(9.1°C)
1.5°F
(0.8°C)
109th Coolest
Coolest since:
1913
18th Warmest
Warmest since:
2016
Jan 1994–Dec 1997
48-Month
49.9°F
(9.9°C)
48.4°F
(9.1°C)
1.5°F
(0.8°C)
111th Coolest
Coolest since:
1914
15th Warmest
Warmest to Date
2017
Ties: 2007
Jan 1993–Dec 1997
60-Month
49.4°F
(9.7°C)
48.4°F
(9.1°C)
1.0°F
(0.6°C)
98th Coolest
Coolest since:
1899, 1915, 1916
27th Warmest
Warmest since:
2018

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