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 1948

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1948
1-Month
61.9°F
(16.6°C)
60.8°F
(16.0°C)
1.1°F
(0.6°C)
81st Coolest
Coolest since:
1912
48th Warmest
Warmest since:
2022
Ties: 1928, 1944, 1984
Aug–Sep 1948
2-Month
65.0°F
(18.3°C)
65.1°F
(18.4°C)
-0.1°F
(-0.1°C)
52nd Coolest
Coolest since:
1900
77th Warmest
Warmest since:
2020
Ties: 1915
Jul–Sep 1948
3-Month
66.8°F
(19.3°C)
67.2°F
(19.6°C)
-0.4°F
(-0.3°C)
38th Coolest
Coolest since:
1912
91st Warmest
Warmest since:
2022
Ties: 1906, 1945, 1983
Jun–Sep 1948
4-Month
65.7°F
(18.7°C)
66.2°F
(19.0°C)
-0.5°F
(-0.3°C)
36th Coolest
Coolest since:
1907
93rd Warmest
Warmest since:
2021
Ties: 1963, 1995
May–Sep 1948
5-Month
63.3°F
(17.4°C)
63.9°F
(17.7°C)
-0.6°F
(-0.3°C)
34th Coolest
Coolest since:
1907, 1965
95th Warmest
Warmest since:
2021
Ties: 1896, 1900, 1920, 1927, 1962
Apr–Sep 1948
6-Month
60.2°F
(15.7°C)
60.8°F
(16.0°C)
-0.6°F
(-0.3°C)
37th Coolest
Coolest since:
1912
92nd Warmest
Warmest since:
2021
Ties: 1902, 1950, 1957, 1963, 1980, 1991
Mar–Sep 1948
7-Month
56.2°F
(13.4°C)
57.6°F
(14.2°C)
-1.4°F
(-0.8°C)
11th Coolest
Coolest since:
1912
118th Warmest
Warmest since:
1934, 2007, 2021
Feb–Sep 1948
8-Month
52.9°F
(11.6°C)
54.5°F
(12.5°C)
-1.6°F
(-0.9°C)
11th Coolest
Coolest since:
1903
118th Warmest
Warmest since:
1934, 2015
Ties: 1911, 1913
Jan–Sep 1948
9-Month
50.5°F
(10.3°C)
51.6°F
(10.9°C)
-1.1°F
(-0.6°C)
20th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2015
Ties: 1945, 1982
Dec 1947–Sep 1948
10-Month
48.3°F
(9.1°C)
49.4°F
(9.7°C)
-1.1°F
(-0.6°C)
22nd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2015
Nov 1947–Sep 1948
11-Month
46.8°F
(8.2°C)
48.3°F
(9.1°C)
-1.5°F
(-0.9°C)
10th Coolest
Coolest since:
1917
118th Warmest
Warmest since:
2015
Ties: 1913, 1929, 1937, 1973, 1975
Oct 1947–Sep 1948
12-Month
47.2°F
(8.4°C)
48.4°F
(9.1°C)
-1.2°F
(-0.7°C)
18th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2015
Ties: 1964
Apr 1947–Sep 1948
18-Month
51.8°F
(11.0°C)
52.5°F
(11.4°C)
-0.7°F
(-0.4°C)
22nd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2015
Ties: 1896, 1929
Oct 1946–Sep 1948
24-Month
47.9°F
(8.8°C)
48.4°F
(9.1°C)
-0.5°F
(-0.3°C)
25th Coolest
Coolest since:
1913
102nd Warmest
Warmest since:
2016
Ties: 1900, 1953, 1956, 1983, 1985
Oct 1945–Sep 1948
36-Month
48.1°F
(8.9°C)
48.4°F
(9.1°C)
-0.3°F
(-0.2°C)
39th Coolest
Coolest since:
1917
87th Warmest
Warmest since:
2017
Ties: 1974, 1976
Oct 1944–Sep 1948
48-Month
48.0°F
(8.9°C)
48.4°F
(9.1°C)
-0.4°F
(-0.2°C)
32nd Coolest
Coolest since:
1915
93rd Warmest
Warmest since:
2018
Ties: 1904, 1924, 1944
Oct 1943–Sep 1948
60-Month
47.8°F
(8.8°C)
48.4°F
(9.1°C)
-0.6°F
(-0.3°C)
12th Coolest
Coolest since:
1917
112th Warmest
Warmest since:
2018
Ties: 1900, 1906, 1909, 1910, 1912, 1918, 1924

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