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 1930

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
February 1930
1-Month
48.8°F
(9.3°C)
45.3°F
(7.4°C)
3.5°F
(1.9°C)
117th Coolest
Coolest since:
1903
12th Warmest
Warmest since:
2015
Ties: 1977, 1980, 1986, 1996
Jan–Feb 1930
2-Month
44.4°F
(6.9°C)
43.8°F
(6.6°C)
0.6°F
(0.3°C)
67th Coolest
Coolest since:
1949
62nd Warmest
Warmest since:
2015
Ties: 1909, 1998, 2011
Dec 1929–Feb 1930
3-Month
45.6°F
(7.6°C)
43.6°F
(6.4°C)
2.0°F
(1.2°C)
105th Coolest
Coolest since:
1949
23rd Warmest
Warmest to Date
2015
Ties: 1958, 1984, 1997
Nov 1929–Feb 1930
4-Month
46.9°F
(8.3°C)
45.1°F
(7.3°C)
1.8°F
(1.0°C)
105th Coolest
Coolest since:
1949
23rd Warmest
Warmest to Date
2015
Oct 1929–Feb 1930
5-Month
49.8°F
(9.9°C)
48.0°F
(8.9°C)
1.8°F
(1.0°C)
106th Coolest
Coolest since:
1949
22nd Warmest
Warmest to Date
2015
Sep 1929–Feb 1930
6-Month
52.7°F
(11.5°C)
51.4°F
(10.8°C)
1.3°F
(0.7°C)
98th Coolest
Coolest since:
1917, 1949
30th Warmest
Warmest to Date
2015
Ties: 1970, 2019
Aug 1929–Feb 1930
7-Month
55.9°F
(13.3°C)
54.5°F
(12.5°C)
1.4°F
(0.8°C)
95th Coolest
Coolest since:
1917
33rd Warmest
Warmest to Date
2015
Jul 1929–Feb 1930
8-Month
58.3°F
(14.6°C)
57.1°F
(13.9°C)
1.2°F
(0.7°C)
96th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2015
Ties: 1918, 1963
Jun 1929–Feb 1930
9-Month
59.3°F
(15.2°C)
58.3°F
(14.6°C)
1.0°F
(0.6°C)
90th Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2015
Ties: 2012
May 1929–Feb 1930
10-Month
59.6°F
(15.3°C)
58.6°F
(14.8°C)
1.0°F
(0.5°C)
96th Coolest
Coolest since:
1917
32nd Warmest
Warmest to Date
2015
Ties: 1951, 1978, 2005
Apr 1929–Feb 1930
11-Month
58.7°F
(14.8°C)
58.1°F
(14.5°C)
0.6°F
(0.3°C)
77th Coolest
Coolest since:
1949
51st Warmest
Warmest since:
2015
Ties: 1989
Mar 1929–Feb 1930
12-Month
57.8°F
(14.3°C)
57.3°F
(14.1°C)
0.5°F
(0.2°C)
75th Coolest
Coolest since:
1949
53rd Warmest
Warmest since:
2015
Ties: 1911, 1985, 2012
Sep 1928–Feb 1930
18-Month
55.1°F
(12.8°C)
55.3°F
(12.9°C)
-0.2°F
(-0.1°C)
35th Coolest
Coolest since:
1913, 1949
92nd Warmest
Warmest since:
2015
Ties: 1902, 1907, 1942, 1943, 1946, 1965
Mar 1928–Feb 1930
24-Month
57.4°F
(14.1°C)
57.3°F
(14.1°C)
0.1°F
(0.0°C)
58th Coolest
Coolest since:
1913
69th Warmest
Warmest since:
2015, 2016
Ties: 1944, 1967
Mar 1927–Feb 1930
36-Month
57.2°F
(14.0°C)
57.3°F
(14.1°C)
-0.1°F
(-0.1°C)
45th Coolest
Coolest since:
1914
81st Warmest
Warmest since:
2016
Ties: 1906, 1954, 1964, 1967, 1972, 1976, 1977
Mar 1926–Feb 1930
48-Month
57.6°F
(14.2°C)
57.3°F
(14.1°C)
0.3°F
(0.1°C)
69th Coolest
Coolest since:
1913
56th Warmest
Warmest to Date
2018
Ties: 1964, 1971, 1986
Mar 1925–Feb 1930
60-Month
57.5°F
(14.2°C)
57.3°F
(14.1°C)
0.2°F
(0.1°C)
65th Coolest
Coolest since:
1913
59th Warmest
Warmest to Date
2018
Ties: 1931, 1965, 1970, 1980

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