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, October 1957

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
October 1957
1-Month		56.7°F
(13.7°C)		59.5°F
(15.3°C)		-2.8°F
(-1.6°C)		14th Coolest
Coolest since:
1916
115th Warmest
Warmest since:
2020
Ties: 1981
Sep–Oct 1957
2-Month		63.0°F
(17.2°C)		64.0°F
(17.8°C)		-1.0°F
(-0.6°C)		26th Coolest
Coolest since:
1916, 1920
103rd Warmest
Warmest since:
2020
Ties: 1901, 1923, 1926, 1961, 2007
Aug–Oct 1957
3-Month		66.0°F
(18.9°C)		67.3°F
(19.6°C)		-1.3°F
(-0.7°C)		17th Coolest
Coolest since:
1900
112th Warmest
Warmest since:
2020
Ties: 1895, 1972
Jul–Oct 1957
4-Month		68.2°F
(20.1°C)		69.1°F
(20.6°C)		-0.9°F
(-0.5°C)		24th Coolest
Coolest since:
1912
105th Warmest
Warmest since:
2020
Ties: 1908, 1946, 1954, 1976
Jun–Oct 1957
5-Month		68.8°F
(20.4°C)		68.9°F
(20.5°C)		-0.1°F
(-0.1°C)		45th Coolest
Coolest since:
1912
84th Warmest
Warmest since:
2020
Ties: 1955, 1972, 1980, 1989, 1993
May–Oct 1957
6-Month		67.2°F
(19.6°C)		67.6°F
(19.8°C)		-0.4°F
(-0.2°C)		35th Coolest
Coolest since:
1916
94th Warmest
Warmest since:
2020
Ties: 1898, 1943, 1949, 1954, 1962, 1975
Apr–Oct 1957
7-Month		65.3°F
(18.5°C)		65.6°F
(18.7°C)		-0.3°F
(-0.2°C)		42nd Coolest
Coolest since:
1912
87th Warmest
Warmest since:
2020
Ties: 1913, 2010
Mar–Oct 1957
8-Month		63.3°F
(17.4°C)		63.5°F
(17.5°C)		-0.2°F
(-0.1°C)		48th Coolest
Coolest since:
1912
81st Warmest
Warmest since:
2014, 2015
Ties: 1898, 1929, 1945, 1954, 1962, 2010
Feb–Oct 1957
9-Month		61.6°F
(16.4°C)		61.5°F
(16.4°C)		0.1°F
(0.0°C)		64th Coolest
Coolest since:
1912
65th Warmest
Warmest since:
2015
Ties: 1951, 1973
Jan–Oct 1957
10-Month		59.3°F
(15.2°C)		59.6°F
(15.3°C)		-0.3°F
(-0.1°C)		45th Coolest
Coolest since:
1911, 1912
84th Warmest
Warmest since:
2015
Ties: 1925, 1952, 1963, 1976
Dec 1956–Oct 1957
11-Month		57.9°F
(14.4°C)		58.1°F
(14.5°C)		-0.2°F
(-0.1°C)		47th Coolest
Coolest since:
1912
81st Warmest
Warmest since:
2015
Ties: 1896, 1900, 1910, 1935, 1950, 1976, 1979
Nov 1956–Oct 1957
12-Month		57.3°F
(14.1°C)		57.4°F
(14.1°C)		-0.1°F
(0.0°C)		54th Coolest
Coolest since:
1912
74th Warmest
Warmest since:
2015
Ties: 1900, 1935, 1972, 1999
May 1956–Oct 1957
18-Month		60.5°F
(15.8°C)		60.8°F
(16.0°C)		-0.3°F
(-0.2°C)		41st Coolest
Coolest since:
1912
87th Warmest
Warmest since:
2015
Ties: 1946, 1952, 1962, 1969, 1971, 1972, 1976, 1999
Nov 1955–Oct 1957
24-Month		57.1°F
(13.9°C)		57.4°F
(14.1°C)		-0.3°F
(-0.2°C)		40th Coolest
Coolest since:
1912, 1949
87th Warmest
Warmest since:
2015
Ties: 1915, 1942, 1963, 1964, 1983
Nov 1954–Oct 1957
36-Month		56.8°F
(13.8°C)		57.4°F
(14.1°C)		-0.6°F
(-0.3°C)		21st Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2016
Ties: 1900, 1916, 1925, 1946, 1948
Nov 1953–Oct 1957
48-Month		57.0°F
(13.9°C)		57.4°F
(14.1°C)		-0.4°F
(-0.2°C)		35th Coolest
Coolest since:
1912, 1913
90th Warmest
Warmest since:
2017
Ties: 1907, 1947, 1952, 1975
Nov 1952–Oct 1957
60-Month		57.0°F
(13.9°C)		57.4°F
(14.1°C)		-0.4°F
(-0.2°C)		33rd Coolest
Coolest since:
1913
91st Warmest
Warmest since:
2018
Ties: 1951, 1953, 1976

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