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City 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

State: Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington Washington, D.C. West Virginia Wisconsin Wyoming

City: Boise Lewiston Pocatello

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« August 2015

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Lewiston, Idaho

Average Temperature Rankings, September 2015

View Period (Months):All1234567891011121824364860

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• Record Warmest

Period	Value	1981-2010 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
September 2015 1-Month	63.9°F (17.7°C)	64.9°F (18.3°C)	-1.0°F (-0.6°C)	55th Coolest	Coolest since: 2005	1895
				69th Warmest	Warmest since: 2014	1938
	Ties: 1925
Aug–Sep 2015 2-Month	70.2°F (21.2°C)	69.7°F (20.9°C)	0.5°F (0.3°C)	93rd Coolest	Coolest since: 2010	1912
				31st Warmest	Warmest since: 2014	1967
Jul–Sep 2015 3-Month	73.0°F (22.8°C)	71.3°F (21.8°C)	1.7°F (1.0°C)	106th Coolest	Coolest since: 2011	1912
				18th Warmest	Warmest since: 2014	1967
Jun–Sep 2015 4-Month	73.5°F (23.1°C)	70.0°F (21.1°C)	3.5°F (2.0°C)	119th Coolest	Coolest since: 2014	1895, 1954
				5th Warmest	Warmest since: 1967	2021
May–Sep 2015 5-Month	71.5°F (21.9°C)	67.8°F (19.9°C)	3.7°F (2.0°C)	121st Coolest	Coolest since: 2014	1916
				3rd Warmest	Warmest since: 1940	2021
Apr–Sep 2015 6-Month	68.2°F (20.1°C)	65.2°F (18.4°C)	3.0°F (1.7°C)	120th Coolest	Coolest since: 2014	1902
				4th Warmest	Warmest since: 1940	2021
Mar–Sep 2015 7-Month	65.4°F (18.6°C)	62.3°F (16.8°C)	3.1°F (1.8°C)	121st Coolest	Coolest since: 2014	1955
				3rd Warmest	Warmest since: 1940	1940, 2021
Feb–Sep 2015 8-Month	62.7°F (17.1°C)	59.4°F (15.2°C)	3.3°F (1.9°C)	122nd Coolest	Coolest since: 2014	1955
				2nd Warmest	Warmest since: 1940	1940
Jan–Sep 2015 9-Month	60.0°F (15.6°C)	56.8°F (13.8°C)	3.2°F (1.8°C)	122nd Coolest	Coolest since: 2014	1916
				2nd Warmest	Warmest since: 1934	1934
Dec 2014–Sep 2015 10-Month	57.8°F (14.3°C)	54.6°F (12.6°C)	3.2°F (1.7°C)	120th Coolest	Coolest since: 2014	1916
				1st Warmest	Warmest since: 1940	1940, 2015
	Ties: 1940
Nov 2014–Sep 2015 11-Month	56.2°F (13.4°C)	53.4°F (11.9°C)	2.8°F (1.5°C)	120th Coolest	Coolest since: 2014	1916
				1st Warmest	Warmest since: 1940	1940, 2015
	Ties: 1940
Oct 2014–Sep 2015 12-Month	56.3°F (13.5°C)	53.2°F (11.8°C)	3.1°F (1.7°C)	119th Coolest	Coolest since: 2014	1916, 1920
				1st Warmest	Warmest to Date	2015
Apr 2014–Sep 2015 18-Month	60.0°F (15.6°C)	57.2°F (14.0°C)	2.8°F (1.6°C)	118th Coolest	Coolest since: 2014	1917
				1st Warmest	Warmest to Date	2015
Oct 2013–Sep 2015 24-Month	54.8°F (12.7°C)	53.3°F (11.8°C)	1.5°F (0.9°C)	113th Coolest	Coolest since: 2014	1917
				5th Warmest	Warmest since: 1941	2016
	Ties: 2021
Oct 2012–Sep 2015 36-Month	54.8°F (12.7°C)	53.2°F (11.8°C)	1.6°F (0.9°C)	112th Coolest	Coolest since: 2014	1917
				4th Warmest	Warmest since: 1941	1940
	Ties: 1941
Oct 2011–Sep 2015 48-Month	54.6°F (12.6°C)	53.2°F (11.8°C)	1.4°F (0.8°C)	110th Coolest	Coolest since: 2014	1913, 1957
				4th Warmest	Warmest since: 1941	2016
	Ties: 2017
Oct 2010–Sep 2015 60-Month	54.1°F (12.3°C)	53.2°F (11.8°C)	0.9°F (0.5°C)	104th Coolest	Coolest since: 2014	1917
				8th Warmest	Warmest since: 2007	2016

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, Average Temperature, published September 2022, retrieved on October 5, 2022 from https://www.ncdc.noaa.gov/cag/