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 1921

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1921
1-Month
59.7°F
(15.4°C)
60.8°F
(16.0°C)
-1.1°F
(-0.6°C)
34th Coolest
Coolest since:
1912
95th Warmest
Warmest since:
2022
Ties: 1916, 2005
Aug–Sep 1921
2-Month
64.7°F
(18.2°C)
65.1°F
(18.4°C)
-0.4°F
(-0.2°C)
42nd Coolest
Coolest since:
1900
87th Warmest
Warmest since:
2020
Ties: 1895
Jul–Sep 1921
3-Month
67.2°F
(19.6°C)
67.2°F
(19.6°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1912
71st Warmest
Warmest since:
2022
Ties: 1932
Jun–Sep 1921
4-Month
66.8°F
(19.3°C)
66.3°F
(19.1°C)
0.5°F
(0.2°C)
75th Coolest
Coolest since:
1907
54th Warmest
Warmest since:
2021
Ties: 1917, 1926, 1987, 1989
May–Sep 1921
5-Month
64.0°F
(17.8°C)
63.9°F
(17.7°C)
0.1°F
(0.1°C)
60th Coolest
Coolest since:
1907, 1965
69th Warmest
Warmest since:
2021
Ties: 1946, 1959, 1963, 1986
Apr–Sep 1921
6-Month
60.6°F
(15.9°C)
60.8°F
(16.0°C)
-0.2°F
(-0.1°C)
53rd Coolest
Coolest since:
1912
76th Warmest
Warmest since:
2021
Mar–Sep 1921
7-Month
58.1°F
(14.5°C)
57.7°F
(14.3°C)
0.4°F
(0.2°C)
76th Coolest
Coolest since:
1912
53rd Warmest
Warmest since:
1934, 2007, 2021
Ties: 1979, 2005
Feb–Sep 1921
8-Month
55.1°F
(12.8°C)
54.5°F
(12.5°C)
0.6°F
(0.3°C)
79th Coolest
Coolest since:
1903
50th Warmest
Warmest since:
1934, 2015
Ties: 2005
Jan–Sep 1921
9-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
87th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2015
Ties: 1910, 1988
Dec 1920–Sep 1921
10-Month
50.1°F
(10.1°C)
49.4°F
(9.7°C)
0.7°F
(0.4°C)
84th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2015
Ties: 1919, 1938, 1956, 1960, 1995
Nov 1920–Sep 1921
11-Month
48.9°F
(9.4°C)
48.3°F
(9.1°C)
0.6°F
(0.3°C)
80th Coolest
Coolest since:
1917
48th Warmest
Warmest since:
2015
Ties: 1930, 1988
Oct 1920–Sep 1921
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, 1931, 1977
Apr 1920–Sep 1921
18-Month
52.4°F
(11.3°C)
52.6°F
(11.4°C)
-0.2°F
(-0.1°C)
50th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2015
Ties: 1900, 1914, 1999
Oct 1919–Sep 1921
24-Month
47.8°F
(8.8°C)
48.4°F
(9.1°C)
-0.6°F
(-0.3°C)
21st Coolest
Coolest since:
1913
106th Warmest
Warmest since:
2016
Ties: 1897, 1898, 1942
Oct 1918–Sep 1921
36-Month
48.2°F
(9.0°C)
48.4°F
(9.1°C)
-0.2°F
(-0.1°C)
42nd Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2017
Ties: 1910, 1911, 1916, 1932, 1947, 1972
Oct 1917–Sep 1921
48-Month
48.6°F
(9.2°C)
48.4°F
(9.1°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1915
59th Warmest
Warmest to Date
2018
Ties: 1930, 1934, 1956, 1979, 1987
Oct 1916–Sep 1921
60-Month
47.9°F
(8.8°C)
48.5°F
(9.2°C)
-0.6°F
(-0.4°C)
20th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2018
Ties: 1901, 1903, 1919, 1945, 1951, 1953, 1975, 1976

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