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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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Great Basin

Average Temperature Rankings, December 2015

View Period (Months):All1234567891011121824364860

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Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
December 2015 1-Month	29.3°F (-1.5°C)	29.7°F (-1.3°C)	-0.4°F (-0.2°C)	56th Coolest	Coolest since: 2013	1909, 1932
				72nd Warmest	Warmest since: 2014	1917
	Ties: 1920, 1982, 2011
Nov–Dec 2015 2-Month	32.2°F (0.1°C)	33.7°F (0.9°C)	-1.5°F (-0.8°C)	35th Coolest	Coolest since: 2009	1931
				93rd Warmest	Warmest since: 2014	1917
	Ties: 1908
Oct–Dec 2015 3-Month	39.8°F (4.3°C)	39.0°F (3.9°C)	0.8°F (0.4°C)	81st Coolest	Coolest since: 2013	1919
				47th Warmest	Warmest since: 2014	1950
	Ties: 1896, 1900, 1927, 1954
Sep–Dec 2015 4-Month	46.2°F (7.9°C)	44.5°F (6.9°C)	1.7°F (1.0°C)	102nd Coolest	Coolest since: 2013	1971
				26th Warmest	Warmest since: 2014	2014
	Ties: 1934, 1943
Aug–Dec 2015 5-Month	51.3°F (10.7°C)	49.5°F (9.7°C)	1.8°F (1.0°C)	105th Coolest	Coolest since: 2013	1916
				23rd Warmest	Warmest since: 2014	2020
	Ties: 2016
Jul–Dec 2015 6-Month	54.4°F (12.4°C)	53.1°F (11.7°C)	1.3°F (0.7°C)	98th Coolest	Coolest since: 2013	1916
				30th Warmest	Warmest since: 2014	2020
	Ties: 1910, 1962, 1980, 1996
Jun–Dec 2015 7-Month	56.7°F (13.7°C)	54.6°F (12.6°C)	2.1°F (1.1°C)	115th Coolest	Coolest since: 2013	1916
				13th Warmest	Warmest since: 2014	2021
	Ties: 1917, 1937
May–Dec 2015 8-Month	56.4°F (13.6°C)	54.5°F (12.5°C)	1.9°F (1.1°C)	113th Coolest	Coolest since: 2013	1916
				15th Warmest	Warmest since: 2014	2021
	Ties: 1939, 1940
Apr–Dec 2015 9-Month	55.4°F (13.0°C)	53.6°F (12.0°C)	1.8°F (1.0°C)	114th Coolest	Coolest since: 2013	1912
				14th Warmest	Warmest since: 2014	2021
	Ties: 1910, 1940
Mar–Dec 2015 10-Month	54.4°F (12.4°C)	52.0°F (11.1°C)	2.4°F (1.3°C)	118th Coolest	Coolest since: 2013	1912
				10th Warmest	Warmest since: 2014	1934, 2021
	Ties: 2003
Feb–Dec 2015 11-Month	53.3°F (11.8°C)	50.3°F (10.2°C)	3.0°F (1.6°C)	125th Coolest	Coolest since: 2014	1911, 1912
				3rd Warmest	Warmest since: 2014	1934
	Ties: 2014, 2021
Jan–Dec 2015 12-Month	51.8°F (11.0°C)	48.4°F (9.1°C)	3.4°F (1.9°C)	126th Coolest	Coolest since: 2014	1944
				2nd Warmest	Warmest since: 2014	1934
	Ties: 2014
Jul 2014–Dec 2015 18-Month	53.2°F (11.8°C)	50.0°F (10.0°C)	3.2°F (1.8°C)	125th Coolest	Coolest since: 2014	1912, 1913
				2nd Warmest	Warmest since: 1934	1934
Jan 2014–Dec 2015 24-Month	51.8°F (11.0°C)	48.5°F (9.2°C)	3.3°F (1.8°C)	126th Coolest	Coolest since: 2014	1912, 1913
				1st Warmest	Warmest to Date	2015
Jan 2013–Dec 2015 36-Month	50.9°F (10.5°C)	48.4°F (9.1°C)	2.5°F (1.4°C)	122nd Coolest	Coolest since: 2014	1913
				4th Warmest	Warmest to Date	2016
Jan 2012–Dec 2015 48-Month	51.0°F (10.6°C)	48.4°F (9.1°C)	2.6°F (1.5°C)	122nd Coolest	Coolest since: 2014	1914
				3rd Warmest	Warmest to Date	2017
Jan 2011–Dec 2015 60-Month	50.5°F (10.3°C)	48.4°F (9.1°C)	2.1°F (1.2°C)	117th Coolest	Coolest since: 2014	1899, 1915, 1916
				7th Warmest	Warmest to Date	2018

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, Average Temperature, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/