Regional Rankings

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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, October 1945

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1945 1-Month	61.0°F (16.1°C)	59.5°F (15.3°C)	1.5°F (0.8°C)	94th Coolest	Coolest since: 1944	1916
	61.0°F (16.1°C)	59.5°F (15.3°C)	1.5°F (0.8°C)	35th Warmest	Warmest since: 1944	2020
	Ties: 1944, 1955, 1963
Sep–Oct 1945 2-Month	65.4°F (18.6°C)	64.0°F (17.8°C)	1.4°F (0.8°C)	100th Coolest	Coolest since: 1944	1916, 1920
	65.4°F (18.6°C)	64.0°F (17.8°C)	1.4°F (0.8°C)	29th Warmest	Warmest since: 1944	2020
	Ties: 1933, 1943, 1944, 1964, 1993, 2010
Aug–Oct 1945 3-Month	68.0°F (20.0°C)	67.2°F (19.6°C)	0.8°F (0.4°C)	84th Coolest	Coolest since: 1944	1900
	68.0°F (20.0°C)	67.2°F (19.6°C)	0.8°F (0.4°C)	45th Warmest	Warmest since: 1937	2020
	Ties: 1929, 1960, 1977, 1993, 1998
Jul–Oct 1945 4-Month	70.2°F (21.2°C)	69.1°F (20.6°C)	1.1°F (0.6°C)	97th Coolest	Coolest since: 1944	1912
	70.2°F (21.2°C)	69.1°F (20.6°C)	1.1°F (0.6°C)	32nd Warmest	Warmest since: 1937	2020
	Ties: 1931, 1994, 2005
Jun–Oct 1945 5-Month	69.7°F (20.9°C)	69.0°F (20.6°C)	0.7°F (0.3°C)	87th Coolest	Coolest since: 1944	1912
	69.7°F (20.9°C)	69.0°F (20.6°C)	0.7°F (0.3°C)	42nd Warmest	Warmest since: 1937	2020
	Ties: 1931, 1952, 1984, 1995
May–Oct 1945 6-Month	68.0°F (20.0°C)	67.6°F (19.8°C)	0.4°F (0.2°C)	75th Coolest	Coolest since: 1944	1916
	68.0°F (20.0°C)	67.6°F (19.8°C)	0.4°F (0.2°C)	54th Warmest	Warmest since: 1940	2020
	Ties: 1929, 1938
Apr–Oct 1945 7-Month	65.9°F (18.8°C)	65.6°F (18.7°C)	0.3°F (0.1°C)	74th Coolest	Coolest since: 1944	1912
	65.9°F (18.8°C)	65.6°F (18.7°C)	0.3°F (0.1°C)	55th Warmest	Warmest since: 1940	2020
	Ties: 1928, 1938, 1962, 1977, 1993
Mar–Oct 1945 8-Month	63.3°F (17.4°C)	63.6°F (17.6°C)	-0.3°F (-0.2°C)	49th Coolest	Coolest since: 1944	1912
	63.3°F (17.4°C)	63.6°F (17.6°C)	-0.3°F (-0.2°C)	80th Warmest	Warmest since: 1943	2014, 2015
	Ties: 1929, 1954, 1957, 1962, 2010
Feb–Oct 1945 9-Month	61.3°F (16.3°C)	61.5°F (16.4°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1944	1912
	61.3°F (16.3°C)	61.5°F (16.4°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1943	2015
	Ties: 1906, 1918, 1930, 1983
Jan–Oct 1945 10-Month	59.4°F (15.2°C)	59.6°F (15.3°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1944	1911, 1912
	59.4°F (15.2°C)	59.6°F (15.3°C)	-0.2°F (-0.1°C)	79th Warmest	Warmest since: 1943	2015
	Ties: 1900, 1918, 1969
Dec 1944–Oct 1945 11-Month	58.0°F (14.4°C)	58.0°F (14.4°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1944	1912
	58.0°F (14.4°C)	58.0°F (14.4°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 1943	2015
	Ties: 1904, 1924, 1963
Nov 1944–Oct 1945 12-Month	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	44th Coolest	Coolest since: 1944	1912
	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	84th Warmest	Warmest since: 1943	2015
	Ties: 1896, 1910, 1927, 1942, 1976, 1982, 1983
May 1944–Oct 1945 18-Month	60.3°F (15.7°C)	60.8°F (16.0°C)	-0.5°F (-0.3°C)	29th Coolest	Coolest since: 1944	1912
	60.3°F (15.7°C)	60.8°F (16.0°C)	-0.5°F (-0.3°C)	99th Warmest	Warmest since: 1943	2015
	Ties: 1896, 1897, 1898, 1924, 1929, 1965, 1983
Nov 1943–Oct 1945 24-Month	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	24th Coolest	Coolest since: 1933	1912, 1949
	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	103rd Warmest	Warmest since: 1944	2015
	Ties: 1900, 1910, 1924, 1948, 1953
Nov 1942–Oct 1945 36-Month	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1944	1913
	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1943	2016
	Ties: 1929, 1933, 1947, 1953
Nov 1941–Oct 1945 48-Month	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	40th Coolest	Coolest since: 1944	1912, 1913
	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	85th Warmest	Warmest since: 1944	2017
	Ties: 1944, 1946, 1966, 1974
Nov 1940–Oct 1945 60-Month	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	37th Coolest	Coolest since: 1933	1913
	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	87th Warmest	Warmest since: 1944	2018
	Ties: 1926, 1933, 1946, 1955, 1965, 1966, 1977

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings