Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 2010

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Warmest/Coolest
Since
Record
March 2010
1-Month
49.0°F
(9.4°C)
48.8°F
(9.3°C)
0.2°F
(0.1°C)
70th Coolest
Coolest since:
1897
60th Warmest
Warmest since:
1934
Ties: 1956, 2018
Feb–Mar 2010
2-Month
47.9°F
(8.8°C)
47.1°F
(8.4°C)
0.8°F
(0.4°C)
77th Coolest
Coolest since:
1903
53rd Warmest
Warmest since:
2015
Ties: 2001
Jan–Mar 2010
3-Month
47.0°F
(8.3°C)
45.5°F
(7.5°C)
1.5°F
(0.8°C)
90th Coolest
Coolest since:
1949
40th Warmest
Warmest since:
2015
Ties: 1928, 2021
Dec 2009–Mar 2010
4-Month
45.7°F
(7.6°C)
44.9°F
(7.2°C)
0.8°F
(0.4°C)
82nd Coolest
Coolest since:
1949
47th Warmest
Warmest since:
2015
Ties: 1953, 1961, 1965
Nov 2009–Mar 2010
5-Month
46.7°F
(8.2°C)
45.8°F
(7.7°C)
0.9°F
(0.5°C)
89th Coolest
Coolest since:
1949
40th Warmest
Warmest since:
2015
Ties: 1928, 1931, 1990, 2002
Oct 2009–Mar 2010
6-Month
48.6°F
(9.2°C)
48.1°F
(8.9°C)
0.5°F
(0.3°C)
73rd Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2015
Ties: 1896, 1931, 1954, 1987
Sep 2009–Mar 2010
7-Month
52.1°F
(11.2°C)
51.0°F
(10.6°C)
1.1°F
(0.6°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2015
Ties: 1914
Aug 2009–Mar 2010
8-Month
55.0°F
(12.8°C)
53.8°F
(12.1°C)
1.2°F
(0.7°C)
98th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2015
Ties: 1905, 1914, 1951, 1963, 2007
Jul 2009–Mar 2010
9-Month
57.5°F
(14.2°C)
56.2°F
(13.4°C)
1.3°F
(0.8°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2015
Jun 2009–Mar 2010
10-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2015
Ties: 1918, 1941, 1961, 1980, 1981, 2023
May 2009–Mar 2010
11-Month
59.2°F
(15.1°C)
57.7°F
(14.3°C)
1.5°F
(0.8°C)
109th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2015
Apr 2009–Mar 2010
12-Month
58.8°F
(14.9°C)
57.4°F
(14.1°C)
1.4°F
(0.8°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 1941, 1986, 1988
Oct 2008–Mar 2010
18-Month
55.8°F
(13.2°C)
54.3°F
(12.4°C)
1.5°F
(0.8°C)
108th Coolest
Coolest since:
1949
20th Warmest
Warmest since:
2015
Ties: 1998, 2005, 2007
Apr 2008–Mar 2010
24-Month
59.0°F
(15.0°C)
57.4°F
(14.1°C)
1.6°F
(0.9°C)
114th Coolest
Coolest since:
1913
14th Warmest
Warmest since:
2015
Ties: 1941, 1998
Apr 2007–Mar 2010
36-Month
58.8°F
(14.9°C)
57.4°F
(14.1°C)
1.4°F
(0.8°C)
110th Coolest
Coolest since:
1913, 1917
17th Warmest
Warmest since:
2016
Apr 2006–Mar 2010
48-Month
58.9°F
(14.9°C)
57.4°F
(14.1°C)
1.5°F
(0.8°C)
114th Coolest
Coolest since:
1913
12th Warmest
Warmest since:
2018
Ties: 2003, 2006
Apr 2005–Mar 2010
60-Month
58.8°F
(14.9°C)
57.3°F
(14.1°C)
1.5°F
(0.8°C)
111th Coolest
Coolest since:
1913, 1917
14th Warmest
Warmest since:
2018
Ties: 2014

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