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, September 1931

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1931
1-Month
60.1°F
(15.6°C)
60.8°F
(16.0°C)
-0.7°F
(-0.4°C)
39th Coolest
Coolest since:
1912
90th Warmest
Warmest since:
2022
Ties: 1920, 1923
Aug–Sep 1931
2-Month
65.8°F
(18.8°C)
65.1°F
(18.4°C)
0.7°F
(0.4°C)
76th Coolest
Coolest since:
1900
53rd Warmest
Warmest since:
2020
Ties: 1897, 1949, 1962
Jul–Sep 1931
3-Month
69.2°F
(20.7°C)
67.2°F
(19.6°C)
2.0°F
(1.1°C)
111th Coolest
Coolest since:
1912
18th Warmest
Warmest to Date
2022
Ties: 1937, 1998, 2002, 2011
Jun–Sep 1931
4-Month
68.4°F
(20.2°C)
66.3°F
(19.1°C)
2.1°F
(1.1°C)
112th Coolest
Coolest since:
1907
17th Warmest
Warmest to Date
2021
Ties: 2014
May–Sep 1931
5-Month
66.0°F
(18.9°C)
63.8°F
(17.7°C)
2.2°F
(1.2°C)
112th Coolest
Coolest since:
1907, 1965
17th Warmest
Warmest since:
2021
Ties: 1919, 2002
Apr–Sep 1931
6-Month
63.0°F
(17.2°C)
60.8°F
(16.0°C)
2.2°F
(1.2°C)
109th Coolest
Coolest since:
1912
20th Warmest
Warmest since:
2021
Ties: 1919, 1981, 2014
Mar–Sep 1931
7-Month
59.6°F
(15.3°C)
57.7°F
(14.3°C)
1.9°F
(1.0°C)
107th Coolest
Coolest since:
1912
22nd Warmest
Warmest since:
1934, 2007, 2021
Ties: 1989
Feb–Sep 1931
8-Month
56.4°F
(13.6°C)
54.4°F
(12.4°C)
2.0°F
(1.2°C)
108th Coolest
Coolest since:
1903
21st Warmest
Warmest since:
1934, 2015
Ties: 1996
Jan–Sep 1931
9-Month
53.3°F
(11.8°C)
51.6°F
(10.9°C)
1.7°F
(0.9°C)
106th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2015
Ties: 2006
Dec 1930–Sep 1931
10-Month
50.3°F
(10.2°C)
49.4°F
(9.7°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
2015
Nov 1930–Sep 1931
11-Month
48.8°F
(9.3°C)
48.3°F
(9.1°C)
0.5°F
(0.2°C)
77th Coolest
Coolest since:
1917
51st Warmest
Warmest since:
2015
Ties: 1914, 1956, 1963, 2008, 2019
Oct 1930–Sep 1931
12-Month
48.7°F
(9.3°C)
48.5°F
(9.2°C)
0.2°F
(0.1°C)
68th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2015
Ties: 1902, 1921, 1977
Apr 1930–Sep 1931
18-Month
52.8°F
(11.6°C)
52.6°F
(11.4°C)
0.2°F
(0.2°C)
64th Coolest
Coolest since:
1917
64th Warmest
Warmest since:
2015
Ties: 1930, 1993
Oct 1929–Sep 1931
24-Month
48.9°F
(9.4°C)
48.4°F
(9.1°C)
0.5°F
(0.3°C)
77th Coolest
Coolest since:
1913
50th Warmest
Warmest since:
2016
Ties: 1926, 1939, 1991, 1994
Oct 1928–Sep 1931
36-Month
48.3°F
(9.1°C)
48.5°F
(9.2°C)
-0.2°F
(-0.1°C)
49th Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2017
Ties: 1939, 1952
Oct 1927–Sep 1931
48-Month
48.5°F
(9.2°C)
48.4°F
(9.1°C)
0.1°F
(0.1°C)
56th Coolest
Coolest since:
1915
69th Warmest
Warmest since:
2018
Ties: 1939, 1953, 1968, 1970
Oct 1926–Sep 1931
60-Month
48.6°F
(9.2°C)
48.4°F
(9.1°C)
0.2°F
(0.1°C)
65th Coolest
Coolest since:
1917
59th Warmest
Warmest since:
2018
Ties: 1929, 1980

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