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Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2022. For more information, please see Climatological Rankings.

Parameter: Average Temperature Maximum Temperature Minimum Temperature Precipitation Cooling Degree Days Heating Degree Days Palmer Drought Severity Index (PDSI) Palmer Hydrological Drought Index (PHDI) Palmer Modified Drought Index (PMDI) Palmer Z-Index

Year: 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Month: January February March April May June July August September October November December

Region: Ohio Valley Climate Region Upper Midwest Climate Region Northeast Climate Region Northwest Climate Region South Climate Region Southeast Climate Region Southwest Climate Region West Climate Region Northern Rockies and Plains Climate Region Great Plains Southern Plains and Gulf Coast Rockies and Westward Eastern NWS Region Southern NWS Region Central NWS Region Western NWS Region Arkansas-White-Red Basin California River Basin Great Basin Great Lakes Basin Lower Colorado River Basin Lower Mississippi River Basin Mid-Atlantic Basin Missouri River Basin New England Basin Ohio River Basin Pacific Northwest Basin Rio Grande River Basin Souris-Red-Rainy Basin South Atlantic-Gulf Basin Tennessee River Basin Texas Gulf Coast River Basin Upper Colorado River Basin Upper Mississippi River Basin Corn Belt Cotton Belt Primary Hard Red Winter Wheat Belt Primary Corn and Soybean Belt Soybean Belt Spring Wheat Belt Winter Wheat Belt Corn Belt Cotton Belt Soybean Belt Spring Wheat Belt Winter Wheat Belt

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« April 1966

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California River Basin

Average Temperature Rankings, May 1966

View Period (Months):All1234567891011121824364860

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Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1966 1-Month	63.8°F (17.7°C)	60.7°F (15.9°C)	3.1°F (1.8°C)	107th Coolest	Coolest since: 1965	1977
				22nd Warmest	Warmest since: 1958	2001
	Ties: 1897, 2013
Apr–May 1966 2-Month	60.8°F (16.0°C)	57.4°F (14.1°C)	3.4°F (1.9°C)	120th Coolest	Coolest since: 1965	1967
				9th Warmest	Warmest since: 1934	1992
	Ties: 1989, 2000
Mar–May 1966 3-Month	57.2°F (14.0°C)	54.5°F (12.5°C)	2.7°F (1.5°C)	110th Coolest	Coolest since: 1965	1917
				19th Warmest	Warmest since: 1947	1934
Feb–May 1966 4-Month	53.4°F (11.9°C)	52.2°F (11.2°C)	1.2°F (0.7°C)	88th Coolest	Coolest since: 1965	1917
				41st Warmest	Warmest since: 1959	1934
	Ties: 1959, 1994
Jan–May 1966 5-Month	50.9°F (10.5°C)	50.3°F (10.2°C)	0.6°F (0.3°C)	77th Coolest	Coolest since: 1965	1917
				52nd Warmest	Warmest since: 1959	2015
	Ties: 1910, 1958, 1980
Dec 1965–May 1966 6-Month	49.2°F (9.6°C)	49.1°F (9.5°C)	0.1°F (0.1°C)	67th Coolest	Coolest since: 1965	1917
				61st Warmest	Warmest since: 1965	2015
	Ties: 1960, 1963, 1965, 1982
Nov 1965–May 1966 7-Month	49.4°F (9.7°C)	49.1°F (9.5°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1965	1917
				57th Warmest	Warmest since: 1963	2015
	Ties: 1938, 1958, 1993
Oct 1965–May 1966 8-Month	51.1°F (10.6°C)	50.4°F (10.2°C)	0.7°F (0.4°C)	82nd Coolest	Coolest since: 1965	1917
				46th Warmest	Warmest since: 1960	2015
	Ties: 1960
Sep 1965–May 1966 9-Month	52.6°F (11.4°C)	52.4°F (11.3°C)	0.2°F (0.1°C)	68th Coolest	Coolest since: 1965	1917
				60th Warmest	Warmest since: 1963	2015
	Ties: 1939, 1982, 2011
Aug 1965–May 1966 10-Month	54.7°F (12.6°C)	54.5°F (12.5°C)	0.2°F (0.1°C)	68th Coolest	Coolest since: 1965	1917
				60th Warmest	Warmest since: 1963	2015
	Ties: 1900, 1939, 1956, 2010, 2011
Jul 1965–May 1966 11-Month	56.4°F (13.6°C)	56.4°F (13.6°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1965	1917
				74th Warmest	Warmest since: 1965	2015
	Ties: 1907, 1927, 1935, 1965, 1991, 1999
Jun 1965–May 1966 12-Month	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1964	1917
				88th Warmest	Warmest since: 1965	2015
	Ties: 1907, 1923, 1924, 1925, 1956, 1957, 1967, 1998, 1999
Dec 1964–May 1966 18-Month	54.5°F (12.5°C)	54.6°F (12.6°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1965	1917
				75th Warmest	Warmest since: 1963	2015
	Ties: 1901, 1963, 1967, 1977
Jun 1964–May 1966 24-Month	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1965	1913, 1917
				79th Warmest	Warmest since: 1963	2015
	Ties: 1900, 1906, 1915, 1943
Jun 1963–May 1966 36-Month	56.9°F (13.8°C)	57.3°F (14.1°C)	-0.4°F (-0.3°C)	24th Coolest	Coolest since: 1957	1913, 1917
				102nd Warmest	Warmest since: 1965	2016
	Ties: 1900, 1905, 1933, 1951, 1973, 1975
Jun 1962–May 1966 48-Month	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	42nd Coolest	Coolest since: 1965	1913
				83rd Warmest	Warmest since: 1965	2016, 2017, 2018
	Ties: 1965, 1977
Jun 1961–May 1966 60-Month	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	40th Coolest	Coolest since: 1958	1913, 1917
				84th Warmest	Warmest since: 1965	2018
	Ties: 1926, 1945, 1958, 1967, 1973

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Average Temperature, published September 2022, retrieved on September 27, 2022 from https://www.ncdc.noaa.gov/cag/