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, April 1921

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1921
1-Month
43.7°F
(6.5°C)
45.7°F
(7.6°C)
-2.0°F
(-1.1°C)
29th Coolest
Coolest since:
1975
100th Warmest
Warmest since:
1934
Ties: 1937, 2010
Mar–Apr 1921
2-Month
43.2°F
(6.2°C)
42.0°F
(5.6°C)
1.2°F
(0.6°C)
79th Coolest
Coolest since:
1917
50th Warmest
Warmest since:
1934
Ties: 1949, 1988
Feb–Apr 1921
3-Month
40.3°F
(4.6°C)
38.9°F
(3.8°C)
1.4°F
(0.8°C)
92nd Coolest
Coolest since:
1903
37th Warmest
Warmest since:
1934
Ties: 1957, 2013
Jan–Apr 1921
4-Month
38.0°F
(3.3°C)
36.3°F
(2.4°C)
1.7°F
(0.9°C)
97th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
1934
Ties: 1914, 2005
Dec 1920–Apr 1921
5-Month
36.2°F
(2.3°C)
34.9°F
(1.6°C)
1.3°F
(0.7°C)
89th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
1934
Ties: 1905, 1941, 1961, 2001, 2006
Nov 1920–Apr 1921
6-Month
36.4°F
(2.4°C)
35.4°F
(1.9°C)
1.0°F
(0.5°C)
86th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
1934
Ties: 1914, 1928, 1935, 1947, 1980, 1995, 1999
Oct 1920–Apr 1921
7-Month
37.8°F
(3.2°C)
37.5°F
(3.1°C)
0.3°F
(0.1°C)
62nd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
1934
Ties: 1977
Sep 1920–Apr 1921
8-Month
40.6°F
(4.8°C)
40.4°F
(4.7°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1917
68th Warmest
Warmest since:
1934
Ties: 1967
Aug 1920–Apr 1921
9-Month
43.7°F
(6.5°C)
43.6°F
(6.4°C)
0.1°F
(0.1°C)
55th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
1934
Ties: 1915, 1947, 2010
Jul 1920–Apr 1921
10-Month
46.4°F
(8.0°C)
46.3°F
(7.9°C)
0.1°F
(0.1°C)
53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
1934
Ties: 1946, 1974, 1991
Jun 1920–Apr 1921
11-Month
47.9°F
(8.8°C)
47.9°F
(8.8°C)
0.0°F
(0.0°C)
53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
1934
Ties: 1919, 1923, 1965
May 1920–Apr 1921
12-Month
48.4°F
(9.1°C)
48.4°F
(9.1°C)
0.0°F
(0.0°C)
51st Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2015
Ties: 1915, 1916, 1923, 1960
Nov 1919–Apr 1921
18-Month
43.7°F
(6.5°C)
44.1°F
(6.7°C)
-0.4°F
(-0.2°C)
35th Coolest
Coolest since:
1933, 1949
92nd Warmest
Warmest since:
2015
Ties: 1900, 1907, 1909, 1929, 1969
May 1919–Apr 1921
24-Month
48.3°F
(9.1°C)
48.5°F
(9.2°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1913, 1917
79th Warmest
Warmest since:
2015, 2016
Ties: 1901, 1915, 1947, 1964, 1969, 1970
May 1918–Apr 1921
36-Month
48.2°F
(9.0°C)
48.4°F
(9.1°C)
-0.2°F
(-0.1°C)
41st Coolest
Coolest since:
1914, 1917
85th Warmest
Warmest since:
2016, 2017
Ties: 1932, 1952, 1964, 1976, 1977, 1984
May 1917–Apr 1921
48-Month
48.5°F
(9.2°C)
48.4°F
(9.1°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1915, 1917
67th Warmest
Warmest to Date
2018
Ties: 1944, 1971, 1987
May 1916–Apr 1921
60-Month
47.7°F
(8.7°C)
48.4°F
(9.1°C)
-0.7°F
(-0.4°C)
9th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2018
Ties: 1900, 1912, 1915, 1918, 1919, 1920, 1950

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