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 1928

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2021)		 Warmest/Coolest
Since		 Record
December 1928
1-Month 		25.7°F
(-3.5°C)		 29.7°F
(-1.3°C)		 -4.0°F
(-2.2°C)		 19th Coolest
Coolest since:
 1909, 1932
109th Warmest
Warmest since:
 1917
Ties: 1992
Nov–Dec 1928
2-Month 		31.7°F
(-0.2°C)		 33.6°F
(0.9°C)		 -1.9°F
(-1.1°C)		 28th Coolest
Coolest since:
 1931
100th Warmest
Warmest since:
 1917
Oct–Dec 1928
3-Month 		37.7°F
(3.2°C)		 39.0°F
(3.9°C)		 -1.3°F
(-0.7°C)		 32nd Coolest
Coolest since:
 1919
96th Warmest
Warmest since:
 1950
Ties: 1913, 1914, 1957, 1978, 1992
Sep–Dec 1928
4-Month 		43.8°F
(6.6°C)		 44.5°F
(6.9°C)		 -0.7°F
(-0.3°C)		 37th Coolest
Coolest since:
 1971
91st Warmest
Warmest since:
 2014
Ties: 1900, 1935, 1947, 2013
Aug–Dec 1928
5-Month 		48.8°F
(9.3°C)		 49.5°F
(9.7°C)		 -0.7°F
(-0.4°C)		 40th Coolest
Coolest since:
 1916
88th Warmest
Warmest since:
 2020
Jul–Dec 1928
6-Month 		52.6°F
(11.4°C)		 53.1°F
(11.7°C)		 -0.5°F
(-0.3°C)		 42nd Coolest
Coolest since:
 1916
86th Warmest
Warmest since:
 2020
Ties: 1907, 1931, 1944
Jun–Dec 1928
7-Month 		54.0°F
(12.2°C)		 54.6°F
(12.6°C)		 -0.6°F
(-0.4°C)		 38th Coolest
Coolest since:
 1916
90th Warmest
Warmest since:
 2021
Ties: 1957, 1970
May–Dec 1928
8-Month 		54.6°F
(12.6°C)		 54.6°F
(12.6°C)		 0.0°F
(0.0°C)		 57th Coolest
Coolest since:
 1916
71st Warmest
Warmest since:
 2021
Ties: 1976, 1990, 2011, 2019
Apr–Dec 1928
9-Month 		53.4°F
(11.9°C)		 53.5°F
(11.9°C)		 -0.1°F
(0.0°C)		 50th Coolest
Coolest since:
 1912
78th Warmest
Warmest since:
 2021
Ties: 1927, 1938, 1955, 1976
Mar–Dec 1928
10-Month 		52.3°F
(11.3°C)		 52.0°F
(11.1°C)		 0.3°F
(0.2°C)		 70th Coolest
Coolest since:
 1912
58th Warmest
Warmest since:
 1934, 2021
Ties: 1980
Feb–Dec 1928
11-Month 		50.6°F
(10.3°C)		 50.3°F
(10.2°C)		 0.3°F
(0.1°C)		 70th Coolest
Coolest since:
 1911, 1912
58th Warmest
Warmest since:
 1934
Ties: 1901, 1991
Jan–Dec 1928
12-Month 		48.8°F
(9.3°C)		 48.4°F
(9.1°C)		 0.4°F
(0.2°C)		 74th Coolest
Coolest since:
 1944
54th Warmest
Warmest since:
 1934
Ties: 1901, 1925, 1927, 1961, 1969, 2019
Jul 1927–Dec 1928
18-Month 		50.2°F
(10.1°C)		 50.0°F
(10.0°C)		 0.2°F
(0.1°C)		 67th Coolest
Coolest since:
 1912, 1913
60th Warmest
Warmest since:
 1934
Ties: 1900, 1910, 1956, 1966, 1968
Jan 1927–Dec 1928
24-Month 		48.8°F
(9.3°C)		 48.4°F
(9.1°C)		 0.4°F
(0.2°C)		 73rd Coolest
Coolest since:
 1912, 1913
54th Warmest
Warmest since:
 2015
Ties: 1967, 1980, 2011
Jan 1926–Dec 1928
36-Month 		49.3°F
(9.6°C)		 48.5°F
(9.2°C)		 0.8°F
(0.4°C)		 95th Coolest
Coolest since:
 1913
31st Warmest
Warmest since:
 2016
Ties: 1927, 1941, 1990, 1992
Jan 1925–Dec 1928
48-Month 		49.2°F
(9.6°C)		 48.5°F
(9.2°C)		 0.7°F
(0.4°C)		 92nd Coolest
Coolest since:
 1914
33rd Warmest
Warmest to Date
 2017
Ties: 1981, 1988
Jan 1924–Dec 1928
60-Month 		48.9°F
(9.4°C)		 48.5°F
(9.2°C)		 0.4°F
(0.2°C)		 84th Coolest
Coolest since:
 1899, 1915, 1916
40th Warmest
Warmest to Date
 2018
Ties: 1929, 1936, 1960, 1963, 1993

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