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, March 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
March 2011
1-Month
48.7°F
(9.3°C)
48.8°F
(9.3°C)
-0.1°F
(0.0°C)
61st Coolest
Coolest since:
1897
68th Warmest
Warmest since:
1934
Ties: 1981
Feb–Mar 2011
2-Month
46.1°F
(7.8°C)
47.1°F
(8.4°C)
-1.0°F
(-0.6°C)
38th Coolest
Coolest since:
1897, 1903
91st Warmest
Warmest since:
2015
Jan–Mar 2011
3-Month
45.8°F
(7.7°C)
45.5°F
(7.5°C)
0.3°F
(0.2°C)
68th Coolest
Coolest since:
1949
61st Warmest
Warmest since:
2015
Ties: 1921, 1954, 1999, 2008
Dec 2010–Mar 2011
4-Month
45.8°F
(7.7°C)
44.9°F
(7.2°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1949
42nd Warmest
Warmest since:
2015
Ties: 1896, 1931, 1951, 2009
Nov 2010–Mar 2011
5-Month
46.4°F
(8.0°C)
45.9°F
(7.7°C)
0.5°F
(0.3°C)
74th Coolest
Coolest since:
1949
54th Warmest
Warmest since:
2015
Ties: 1927, 1960, 1987, 1998, 2008
Oct 2010–Mar 2011
6-Month
48.7°F
(9.3°C)
48.1°F
(8.9°C)
0.6°F
(0.4°C)
76th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
2015
Ties: 1926, 1938, 1989
Sep 2010–Mar 2011
7-Month
51.8°F
(11.0°C)
51.0°F
(10.6°C)
0.8°F
(0.4°C)
84th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2015
Ties: 1954
Aug 2010–Mar 2011
8-Month
54.5°F
(12.5°C)
53.8°F
(12.1°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2015
Ties: 1989
Jul 2010–Mar 2011
9-Month
56.9°F
(13.8°C)
56.2°F
(13.4°C)
0.7°F
(0.4°C)
84th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2015
Ties: 1905, 1941, 1961, 1988
Jun 2010–Mar 2011
10-Month
58.1°F
(14.5°C)
57.3°F
(14.1°C)
0.8°F
(0.4°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2015
Ties: 1943, 1995, 2008
May 2010–Mar 2011
11-Month
58.0°F
(14.4°C)
57.7°F
(14.3°C)
0.3°F
(0.1°C)
69th Coolest
Coolest since:
1917
59th Warmest
Warmest since:
2015
Ties: 1935, 1974
Apr 2010–Mar 2011
12-Month
57.4°F
(14.1°C)
57.3°F
(14.1°C)
0.1°F
(0.0°C)
58th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
2015
Ties: 1925, 1926, 1950, 1975, 1985
Oct 2009–Mar 2011
18-Month
54.5°F
(12.5°C)
54.3°F
(12.4°C)
0.2°F
(0.1°C)
71st Coolest
Coolest since:
1949
56th Warmest
Warmest since:
2015
Ties: 1932, 1944, 1970, 1984
Apr 2009–Mar 2011
24-Month
58.1°F
(14.5°C)
57.3°F
(14.1°C)
0.8°F
(0.4°C)
87th Coolest
Coolest since:
1913
40th Warmest
Warmest since:
2015
Ties: 1968, 1986, 1995
Apr 2008–Mar 2011
36-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
104th Coolest
Coolest since:
1913, 1917
22nd Warmest
Warmest since:
2016
Ties: 1993
Apr 2007–Mar 2011
48-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
105th Coolest
Coolest since:
1913
20th Warmest
Warmest since:
2018
Ties: 1996
Apr 2006–Mar 2011
60-Month
58.6°F
(14.8°C)
57.3°F
(14.1°C)
1.3°F
(0.7°C)
105th Coolest
Coolest since:
1913, 1917
19th Warmest
Warmest since:
2018
Ties: 2013

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