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 2018

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 2018
1-Month
30.2°F
(-1.0°C)
29.7°F
(-1.3°C)
0.5°F
(0.3°C)
71st Coolest
Coolest since:
1909, 1932
57th Warmest
Warmest since:
1917
Nov–Dec 2018
2-Month
33.9°F
(1.1°C)
33.6°F
(0.9°C)
0.3°F
(0.2°C)
63rd Coolest
Coolest since:
1931
65th Warmest
Warmest since:
1917
Oct–Dec 2018
3-Month
38.9°F
(3.8°C)
39.0°F
(3.9°C)
-0.1°F
(-0.1°C)
54th Coolest
Coolest since:
1919
74th Warmest
Warmest since:
1950
Sep–Dec 2018
4-Month
45.4°F
(7.4°C)
44.5°F
(6.9°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1971
42nd Warmest
Warmest since:
2014
Ties: 1922, 2011
Aug–Dec 2018
5-Month
50.8°F
(10.4°C)
49.4°F
(9.7°C)
1.4°F
(0.7°C)
101st Coolest
Coolest since:
1916
27th Warmest
Warmest since:
2020
Ties: 1910, 1929, 1955
Jul–Dec 2018
6-Month
55.0°F
(12.8°C)
53.1°F
(11.7°C)
1.9°F
(1.1°C)
110th Coolest
Coolest since:
1916
18th Warmest
Warmest since:
2020
Ties: 1921, 1934, 2016
Jun–Dec 2018
7-Month
56.8°F
(13.8°C)
54.6°F
(12.6°C)
2.2°F
(1.2°C)
116th Coolest
Coolest since:
1916
12th Warmest
Warmest since:
2021
May–Dec 2018
8-Month
56.8°F
(13.8°C)
54.5°F
(12.5°C)
2.3°F
(1.3°C)
120th Coolest
Coolest since:
1916
8th Warmest
Warmest since:
2021
Ties: 1937
Apr–Dec 2018
9-Month
56.0°F
(13.3°C)
53.6°F
(12.0°C)
2.4°F
(1.3°C)
120th Coolest
Coolest since:
1912
8th Warmest
Warmest since:
2021
Mar–Dec 2018
10-Month
54.3°F
(12.4°C)
52.1°F
(11.2°C)
2.2°F
(1.2°C)
116th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
1934, 2021
Ties: 1910
Feb–Dec 2018
11-Month
52.3°F
(11.3°C)
50.3°F
(10.2°C)
2.0°F
(1.1°C)
116th Coolest
Coolest since:
1911, 1912
12th Warmest
Warmest since:
1934
Ties: 1940, 1981
Jan–Dec 2018
12-Month
51.0°F
(10.6°C)
48.4°F
(9.1°C)
2.6°F
(1.5°C)
119th Coolest
Coolest since:
1944
9th Warmest
Warmest since:
1934
Jul 2017–Dec 2018
18-Month
52.6°F
(11.4°C)
50.0°F
(10.0°C)
2.6°F
(1.4°C)
123rd Coolest
Coolest since:
1912, 1913
4th Warmest
Warmest since:
1934
Jan 2017–Dec 2018
24-Month
51.1°F
(10.6°C)
48.4°F
(9.1°C)
2.7°F
(1.5°C)
123rd Coolest
Coolest since:
1912, 1913
4th Warmest
Warmest since:
2015
Ties: 2017
Jan 2016–Dec 2018
36-Month
51.1°F
(10.6°C)
48.5°F
(9.2°C)
2.6°F
(1.4°C)
123rd Coolest
Coolest since:
1913
3rd Warmest
Warmest since:
2016
Jan 2015–Dec 2018
48-Month
51.2°F
(10.7°C)
48.4°F
(9.1°C)
2.8°F
(1.6°C)
123rd Coolest
Coolest since:
1914
2nd Warmest
Warmest since:
2017
Jan 2014–Dec 2018
60-Month
51.3°F
(10.7°C)
48.4°F
(9.1°C)
2.9°F
(1.6°C)
123rd Coolest
Coolest since:
1899, 1915, 1916
1st Warmest
Warmest to Date
2018

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