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 1956

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
October 1956
1-Month		57.4°F
(14.1°C)		59.5°F
(15.3°C)		-2.1°F
(-1.2°C)		20th Coolest
Coolest since:
1916
109th Warmest
Warmest since:
2020
Ties: 1949
Sep–Oct 1956
2-Month		63.8°F
(17.7°C)		64.0°F
(17.8°C)		-0.2°F
(-0.1°C)		49th Coolest
Coolest since:
1916, 1920
80th Warmest
Warmest since:
2020
Ties: 1921, 1948, 1949, 1996, 2000, 2004, 2019
Aug–Oct 1956
3-Month		66.3°F
(19.1°C)		67.3°F
(19.6°C)		-1.0°F
(-0.5°C)		26th Coolest
Coolest since:
1900
103rd Warmest
Warmest since:
2020
Ties: 1914
Jul–Oct 1956
4-Month		68.3°F
(20.2°C)		69.1°F
(20.6°C)		-0.8°F
(-0.4°C)		29th Coolest
Coolest since:
1912
100th Warmest
Warmest since:
2020
Ties: 1949
Jun–Oct 1956
5-Month		68.4°F
(20.2°C)		68.9°F
(20.5°C)		-0.5°F
(-0.3°C)		31st Coolest
Coolest since:
1912
98th Warmest
Warmest since:
2020
Ties: 1915, 1947
May–Oct 1956
6-Month		67.1°F
(19.5°C)		67.6°F
(19.8°C)		-0.5°F
(-0.3°C)		33rd Coolest
Coolest since:
1916
96th Warmest
Warmest since:
2020
Ties: 1901
Apr–Oct 1956
7-Month		65.1°F
(18.4°C)		65.6°F
(18.7°C)		-0.5°F
(-0.3°C)		36th Coolest
Coolest since:
1912
93rd Warmest
Warmest since:
2020
Mar–Oct 1956
8-Month		63.1°F
(17.3°C)		63.5°F
(17.5°C)		-0.4°F
(-0.2°C)		42nd Coolest
Coolest since:
1912
87th Warmest
Warmest since:
2014, 2015
Ties: 1935
Feb–Oct 1956
9-Month		60.6°F
(15.9°C)		61.5°F
(16.4°C)		-0.9°F
(-0.5°C)		19th Coolest
Coolest since:
1912
110th Warmest
Warmest since:
2015
Ties: 1897, 1917, 1922, 1941, 1965, 1971
Jan–Oct 1956
10-Month		59.0°F
(15.0°C)		59.6°F
(15.3°C)		-0.6°F
(-0.3°C)		29th Coolest
Coolest since:
1911, 1912
100th Warmest
Warmest since:
2015
Ties: 1915, 1927, 1941, 1942, 1946, 1965, 1998
Dec 1955–Oct 1956
11-Month		57.7°F
(14.3°C)		58.1°F
(14.5°C)		-0.4°F
(-0.2°C)		42nd Coolest
Coolest since:
1912
86th Warmest
Warmest since:
2015
Ties: 1901, 1965
Nov 1955–Oct 1956
12-Month		57.0°F
(13.9°C)		57.4°F
(14.1°C)		-0.4°F
(-0.2°C)		39th Coolest
Coolest since:
1912
89th Warmest
Warmest since:
2015
Ties: 1906, 1941, 1979, 1998
May 1955–Oct 1956
18-Month		60.4°F
(15.8°C)		60.8°F
(16.0°C)		-0.4°F
(-0.2°C)		37th Coolest
Coolest since:
1912
91st Warmest
Warmest since:
2015
Ties: 1925, 1973, 1975
Nov 1954–Oct 1956
24-Month		56.6°F
(13.7°C)		57.4°F
(14.1°C)		-0.8°F
(-0.4°C)		16th Coolest
Coolest since:
1912, 1949
111th Warmest
Warmest since:
2015
Ties: 1904, 1907, 1918, 1976
Nov 1953–Oct 1956
36-Month		57.0°F
(13.9°C)		57.4°F
(14.1°C)		-0.4°F
(-0.2°C)		35th Coolest
Coolest since:
1913
91st Warmest
Warmest since:
2016
Ties: 1964, 1965, 1966, 1976, 1977
Nov 1952–Oct 1956
48-Month		56.9°F
(13.8°C)		57.4°F
(14.1°C)		-0.5°F
(-0.3°C)		26th Coolest
Coolest since:
1912, 1913
99th Warmest
Warmest since:
2017
Ties: 1901, 1902, 1905, 1906, 1948, 1955, 1965, 1976
Nov 1951–Oct 1956
60-Month		56.9°F
(13.8°C)		57.4°F
(14.1°C)		-0.5°F
(-0.3°C)		27th Coolest
Coolest since:
1913
97th Warmest
Warmest since:
2018
Ties: 1904, 1905, 1906, 1908, 1975

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