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 2011

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
February 2011
1-Month
43.5°F
(6.4°C)
45.3°F
(7.4°C)
-1.8°F
(-1.0°C)
30th Coolest
Coolest since:
1903
99th Warmest
Warmest since:
2015
Ties: 1918, 1938, 1959
Jan–Feb 2011
2-Month
44.4°F
(6.9°C)
43.9°F
(6.6°C)
0.5°F
(0.3°C)
67th Coolest
Coolest since:
1949
62nd Warmest
Warmest since:
2015
Ties: 1909, 1930, 1998
Dec 2010–Feb 2011
3-Month
44.8°F
(7.1°C)
43.5°F
(6.4°C)
1.3°F
(0.7°C)
90th Coolest
Coolest since:
1949
38th Warmest
Warmest since:
2015
Ties: 1938, 1965
Nov 2010–Feb 2011
4-Month
45.8°F
(7.7°C)
45.1°F
(7.3°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1949
49th Warmest
Warmest since:
2015
Ties: 1976, 1991, 2007
Oct 2010–Feb 2011
5-Month
48.7°F
(9.3°C)
48.0°F
(8.9°C)
0.7°F
(0.4°C)
80th Coolest
Coolest since:
1949
48th Warmest
Warmest since:
2015
Sep 2010–Feb 2011
6-Month
52.3°F
(11.3°C)
51.4°F
(10.8°C)
0.9°F
(0.5°C)
85th Coolest
Coolest since:
1917, 1949
43rd Warmest
Warmest since:
2015
Aug 2010–Feb 2011
7-Month
55.3°F
(12.9°C)
54.5°F
(12.5°C)
0.8°F
(0.4°C)
83rd Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2015
Ties: 1914, 1943, 1961, 1998
Jul 2010–Feb 2011
8-Month
57.9°F
(14.4°C)
57.0°F
(13.9°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2015
Ties: 1943
Jun 2010–Feb 2011
9-Month
59.2°F
(15.1°C)
58.3°F
(14.6°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
2015
Ties: 1986, 1995, 2005
May 2010–Feb 2011
10-Month
59.0°F
(15.0°C)
58.6°F
(14.8°C)
0.4°F
(0.2°C)
72nd Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2015
Ties: 1975, 2001
Apr 2010–Feb 2011
11-Month
58.2°F
(14.6°C)
58.1°F
(14.5°C)
0.1°F
(0.1°C)
61st Coolest
Coolest since:
1949
67th Warmest
Warmest since:
2015
Ties: 1950
Mar 2010–Feb 2011
12-Month
57.4°F
(14.1°C)
57.3°F
(14.1°C)
0.1°F
(0.0°C)
60th Coolest
Coolest since:
1949
68th Warmest
Warmest since:
2015
Ties: 1937, 1943, 1971, 1977
Sep 2009–Feb 2011
18-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
80th Coolest
Coolest since:
1913, 1949
47th Warmest
Warmest since:
2015
Ties: 1905, 1967, 1971, 1994
Mar 2009–Feb 2011
24-Month
58.1°F
(14.5°C)
57.3°F
(14.1°C)
0.8°F
(0.4°C)
89th Coolest
Coolest since:
1913
38th Warmest
Warmest since:
2015, 2016
Ties: 1936, 1959, 1968, 1987
Mar 2008–Feb 2011
36-Month
58.5°F
(14.7°C)
57.3°F
(14.1°C)
1.2°F
(0.6°C)
104th Coolest
Coolest since:
1914
22nd Warmest
Warmest since:
2016
Ties: 1982
Mar 2007–Feb 2011
48-Month
58.6°F
(14.8°C)
57.3°F
(14.1°C)
1.3°F
(0.7°C)
105th Coolest
Coolest since:
1913
20th Warmest
Warmest since:
2018
Mar 2006–Feb 2011
60-Month
58.6°F
(14.8°C)
57.4°F
(14.1°C)
1.2°F
(0.7°C)
105th Coolest
Coolest since:
1913
19th Warmest
Warmest since:
2018

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