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.

California River Basin

Average Temperature Rankings, February 1990

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
February 1990
1-Month
42.7°F
(5.9°C)
45.3°F
(7.4°C)
-2.6°F
(-1.5°C)
20th Coolest
Coolest since:
1903
109th Warmest
Warmest since:
2015
Ties: 1989
Jan–Feb 1990
2-Month
42.9°F
(6.1°C)
43.8°F
(6.6°C)
-0.9°F
(-0.5°C)
34th Coolest
Coolest since:
1949
95th Warmest
Warmest since:
2015
Ties: 1942
Dec 1989–Feb 1990
3-Month
43.5°F
(6.4°C)
43.5°F
(6.4°C)
0.0°F
(0.0°C)
47th Coolest
Coolest since:
1949
81st Warmest
Warmest since:
2015
Ties: 1957, 2013
Nov 1989–Feb 1990
4-Month
45.6°F
(7.6°C)
45.1°F
(7.3°C)
0.5°F
(0.3°C)
70th Coolest
Coolest since:
1949
58th Warmest
Warmest since:
2015
Ties: 1914
Oct 1989–Feb 1990
5-Month
48.3°F
(9.1°C)
48.0°F
(8.9°C)
0.3°F
(0.2°C)
68th Coolest
Coolest since:
1949
60th Warmest
Warmest since:
2015
Ties: 1904, 1924, 1928, 1998, 2005
Sep 1989–Feb 1990
6-Month
51.6°F
(10.9°C)
51.4°F
(10.8°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1917, 1949
68th Warmest
Warmest since:
2015
Ties: 1902, 1944, 1945, 1960, 1995
Aug 1989–Feb 1990
7-Month
54.5°F
(12.5°C)
54.6°F
(12.6°C)
-0.1°F
(-0.1°C)
51st Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2015
Ties: 1900, 1904, 1906, 1964
Jul 1989–Feb 1990
8-Month
57.1°F
(13.9°C)
57.1°F
(13.9°C)
0.0°F
(0.0°C)
59th Coolest
Coolest since:
1917
69th Warmest
Warmest since:
2015
Ties: 1958
Jun 1989–Feb 1990
9-Month
58.5°F
(14.7°C)
58.3°F
(14.6°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1917
64th Warmest
Warmest since:
2015
Ties: 1902, 1914, 1965, 1971, 1987, 1999
May 1989–Feb 1990
10-Month
58.8°F
(14.9°C)
58.6°F
(14.8°C)
0.2°F
(0.1°C)
63rd Coolest
Coolest since:
1917
65th Warmest
Warmest since:
2015
Ties: 1994
Apr 1989–Feb 1990
11-Month
58.9°F
(14.9°C)
58.2°F
(14.6°C)
0.7°F
(0.3°C)
82nd Coolest
Coolest since:
1949
46th Warmest
Warmest since:
2015
Ties: 1905, 1934, 1953, 2001
Mar 1989–Feb 1990
12-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1949
37th Warmest
Warmest since:
2015
Ties: 1938, 2007
Sep 1988–Feb 1990
18-Month
56.1°F
(13.4°C)
55.4°F
(13.0°C)
0.7°F
(0.4°C)
89th Coolest
Coolest since:
1913, 1949
38th Warmest
Warmest since:
2015
Ties: 1988, 1992
Mar 1988–Feb 1990
24-Month
58.2°F
(14.6°C)
57.4°F
(14.1°C)
0.8°F
(0.5°C)
91st Coolest
Coolest since:
1913
36th Warmest
Warmest since:
2015, 2016
Ties: 2001
Mar 1987–Feb 1990
36-Month
58.3°F
(14.6°C)
57.3°F
(14.1°C)
1.0°F
(0.5°C)
98th Coolest
Coolest since:
1914
28th Warmest
Warmest since:
2016
Ties: 1941, 1988, 1992, 1999
Mar 1986–Feb 1990
48-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
99th Coolest
Coolest since:
1913
26th Warmest
Warmest since:
2018
Ties: 1941, 1961, 1962, 1992, 1994, 1995, 2000, 2013
Mar 1985–Feb 1990
60-Month
58.2°F
(14.6°C)
57.3°F
(14.1°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1913
33rd Warmest
Warmest since:
2018
Ties: 1963, 1989

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