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 1955

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1955
1-Month
61.6°F
(16.4°C)
60.8°F
(16.0°C)
0.8°F
(0.4°C)
75th Coolest
Coolest since:
1912
54th Warmest
Warmest since:
2022
Ties: 2013
Aug–Sep 1955
2-Month
66.3°F
(19.1°C)
65.1°F
(18.4°C)
1.2°F
(0.7°C)
87th Coolest
Coolest since:
1900
42nd Warmest
Warmest since:
2020
Ties: 1939, 1987, 2010
Jul–Sep 1955
3-Month
67.4°F
(19.7°C)
67.2°F
(19.6°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1912
69th Warmest
Warmest since:
2022
Ties: 1971, 1974
Jun–Sep 1955
4-Month
66.2°F
(19.0°C)
66.3°F
(19.1°C)
-0.1°F
(-0.1°C)
47th Coolest
Coolest since:
1907
82nd Warmest
Warmest since:
2021
Ties: 1928, 1929, 1932, 1951, 1957, 1971, 1986, 1999
May–Sep 1955
5-Month
63.4°F
(17.4°C)
63.8°F
(17.7°C)
-0.4°F
(-0.3°C)
40th Coolest
Coolest since:
1907, 1965
89th Warmest
Warmest since:
2021
Ties: 1942, 1957, 1998
Apr–Sep 1955
6-Month
59.8°F
(15.4°C)
60.8°F
(16.0°C)
-1.0°F
(-0.6°C)
24th Coolest
Coolest since:
1912
105th Warmest
Warmest since:
2021
Ties: 1913, 1953, 1970
Mar–Sep 1955
7-Month
56.3°F
(13.5°C)
57.6°F
(14.2°C)
-1.3°F
(-0.7°C)
12th Coolest
Coolest since:
1912
117th Warmest
Warmest since:
1934, 2007, 2021
Ties: 1903, 1906, 1908, 1913, 1920, 1983
Feb–Sep 1955
8-Month
52.4°F
(11.3°C)
54.5°F
(12.5°C)
-2.1°F
(-1.2°C)
8th Coolest
Coolest since:
1903
121st Warmest
Warmest since:
1934, 2015
Ties: 1975
Jan–Sep 1955
9-Month
49.0°F
(9.4°C)
51.6°F
(10.9°C)
-2.6°F
(-1.5°C)
2nd Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2015
Ties: 1949
Dec 1954–Sep 1955
10-Month
46.9°F
(8.3°C)
49.4°F
(9.7°C)
-2.5°F
(-1.4°C)
4th Coolest
Coolest since:
1917
124th Warmest
Warmest since:
2015
Nov 1954–Sep 1955
11-Month
46.4°F
(8.0°C)
48.4°F
(9.1°C)
-2.0°F
(-1.1°C)
7th Coolest
Coolest since:
1917
121st Warmest
Warmest since:
2015
Oct 1954–Sep 1955
12-Month
46.7°F
(8.2°C)
48.5°F
(9.2°C)
-1.8°F
(-1.0°C)
7th Coolest
Coolest since:
1917
121st Warmest
Warmest since:
2015
Ties: 1932
Apr 1954–Sep 1955
18-Month
51.7°F
(10.9°C)
52.6°F
(11.4°C)
-0.9°F
(-0.5°C)
15th Coolest
Coolest since:
1917
113th Warmest
Warmest since:
2015
Ties: 1907, 1908, 1944, 1952, 1976, 1979
Oct 1953–Sep 1955
24-Month
48.2°F
(9.0°C)
48.5°F
(9.2°C)
-0.3°F
(-0.2°C)
45th Coolest
Coolest since:
1913
82nd Warmest
Warmest since:
2016
Ties: 1929, 1938, 1963, 1972
Oct 1952–Sep 1955
36-Month
48.4°F
(9.1°C)
48.4°F
(9.1°C)
0.0°F
(0.0°C)
52nd Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2017
Ties: 1929, 1943, 1956, 1971, 1986
Oct 1951–Sep 1955
48-Month
48.1°F
(8.9°C)
48.5°F
(9.2°C)
-0.4°F
(-0.3°C)
36th Coolest
Coolest since:
1915
89th Warmest
Warmest since:
2018
Ties: 1903, 1905, 1910, 1922, 1958, 1974
Oct 1950–Sep 1955
60-Month
48.4°F
(9.1°C)
48.4°F
(9.1°C)
0.0°F
(0.0°C)
50th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2018
Ties: 1927, 1957, 1958, 1964, 1971, 1972

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