Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Idaho

Average Temperature Rankings, September 1975

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1975 1-Month	55.3°F (12.9°C)	54.7°F (12.6°C)	0.6°F (0.3°C)	72nd Coolest	Coolest since: 1973	1912, 1965
September 1975 1-Month	55.3°F (12.9°C)	54.7°F (12.6°C)	0.6°F (0.3°C)	57th Warmest	Warmest since: 1974	1990
Aug–Sep 1975 2-Month	57.8°F (14.3°C)	59.2°F (15.1°C)	-1.4°F (-0.8°C)	21st Coolest	Coolest since: 1970	1912
	57.8°F (14.3°C)	59.2°F (15.1°C)	-1.4°F (-0.8°C)	108th Warmest	Warmest since: 1974	2022
	Ties: 1910, 1914, 1954, 1970
Jul–Sep 1975 3-Month	61.2°F (16.2°C)	61.1°F (16.2°C)	0.1°F (0.0°C)	56th Coolest	Coolest since: 1974	1912
	61.2°F (16.2°C)	61.1°F (16.2°C)	0.1°F (0.0°C)	73rd Warmest	Warmest since: 1973	2022
	Ties: 1929, 1957, 1973, 1984, 2004
Jun–Sep 1975 4-Month	59.4°F (15.2°C)	60.0°F (15.6°C)	-0.6°F (-0.4°C)	30th Coolest	Coolest since: 1972	1993
	59.4°F (15.2°C)	60.0°F (15.6°C)	-0.6°F (-0.4°C)	99th Warmest	Warmest since: 1974	2021
	Ties: 1913, 1921, 1947, 1972, 1983
May–Sep 1975 5-Month	56.7°F (13.7°C)	57.9°F (14.4°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1968	1912
	56.7°F (13.7°C)	57.9°F (14.4°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1974	2021
	Ties: 1968
Apr–Sep 1975 6-Month	52.9°F (11.6°C)	55.1°F (12.8°C)	-2.2°F (-1.2°C)	2nd Coolest	Coolest since: 1912	1912
	52.9°F (11.6°C)	55.1°F (12.8°C)	-2.2°F (-1.2°C)	127th Warmest	Warmest since: 1974	2021
	Ties: 1993
Mar–Sep 1975 7-Month	49.7°F (9.8°C)	51.8°F (11.0°C)	-2.1°F (-1.2°C)	5th Coolest	Coolest since: 1965	1912
	49.7°F (9.8°C)	51.8°F (11.0°C)	-2.1°F (-1.2°C)	124th Warmest	Warmest since: 1974	1934, 2015
	Ties: 1955
Feb–Sep 1975 8-Month	46.5°F (8.1°C)	48.7°F (9.3°C)	-2.2°F (-1.2°C)	5th Coolest	Coolest since: 1964	1964
	46.5°F (8.1°C)	48.7°F (9.3°C)	-2.2°F (-1.2°C)	124th Warmest	Warmest since: 1974	1934, 2015
	Ties: 1912
Jan–Sep 1975 9-Month	43.7°F (6.5°C)	45.7°F (7.6°C)	-2.0°F (-1.1°C)	7th Coolest	Coolest since: 1964	1917
Jan–Sep 1975 9-Month	43.7°F (6.5°C)	45.7°F (7.6°C)	-2.0°F (-1.1°C)	122nd Warmest	Warmest since: 1974	1934
Dec 1974–Sep 1975 10-Month	41.9°F (5.5°C)	43.5°F (6.4°C)	-1.6°F (-0.9°C)	15th Coolest	Coolest since: 1964	1917
	41.9°F (5.5°C)	43.5°F (6.4°C)	-1.6°F (-0.9°C)	113th Warmest	Warmest since: 1974	1934
	Ties: 1913
Nov 1974–Sep 1975 11-Month	41.1°F (5.1°C)	42.5°F (5.8°C)	-1.4°F (-0.7°C)	18th Coolest	Coolest since: 1964	1917
	41.1°F (5.1°C)	42.5°F (5.8°C)	-1.4°F (-0.7°C)	110th Warmest	Warmest since: 1974	1934
	Ties: 1922, 1962, 1979
Oct 1974–Sep 1975 12-Month	41.4°F (5.2°C)	42.6°F (5.9°C)	-1.2°F (-0.7°C)	19th Coolest	Coolest since: 1964	1917
	41.4°F (5.2°C)	42.6°F (5.9°C)	-1.2°F (-0.7°C)	109th Warmest	Warmest since: 1974	1934
	Ties: 1916, 1979
Apr 1974–Sep 1975 18-Month	46.0°F (7.8°C)	46.7°F (8.2°C)	-0.7°F (-0.4°C)	20th Coolest	Coolest since: 1971	1917
	46.0°F (7.8°C)	46.7°F (8.2°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest since: 1974	2015
	Ties: 1932, 1956, 1971
Oct 1973–Sep 1975 24-Month	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	35th Coolest	Coolest since: 1973	1917
	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	92nd Warmest	Warmest since: 1974	2016
	Ties: 1944, 1945, 1951, 1955, 1980
Oct 1972–Sep 1975 36-Month	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	30th Coolest	Coolest since: 1973	1917
	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	96th Warmest	Warmest since: 1974	2017
	Ties: 1915, 1937, 1956, 1965, 1966, 1972, 1976
Oct 1971–Sep 1975 48-Month	42.1°F (5.6°C)	42.6°F (5.9°C)	-0.5°F (-0.3°C)	21st Coolest	Coolest since: 1965	1913, 1917, 1932
	42.1°F (5.6°C)	42.6°F (5.9°C)	-0.5°F (-0.3°C)	104th Warmest	Warmest since: 1974	2018
	Ties: 1899, 1924, 1930, 1945, 1957, 1958, 1976, 1987
Oct 1970–Sep 1975 60-Month	42.1°F (5.6°C)	42.6°F (5.9°C)	-0.5°F (-0.3°C)	16th Coolest	Coolest since: 1953	1917, 1933
	42.1°F (5.6°C)	42.6°F (5.9°C)	-0.5°F (-0.3°C)	108th Warmest	Warmest since: 1974	2016, 2017, 2018
	Ties: 1903, 1918, 1931, 1950, 1951, 1976

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings