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.

Iowa

Average Temperature Rankings, March 1975

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
March 1975 1-Month	26.9°F (-2.8°C)	34.6°F (1.4°C)	-7.7°F (-4.2°C)	8th Coolest	Coolest since: 1969	1960
March 1975 1-Month	26.9°F (-2.8°C)	34.6°F (1.4°C)	-7.7°F (-4.2°C)	121st Warmest	Warmest since: 1974	2012
Feb–Mar 1975 2-Month	23.5°F (-4.7°C)	28.7°F (-1.8°C)	-5.2°F (-2.9°C)	11th Coolest	Coolest since: 1965	1899
	23.5°F (-4.7°C)	28.7°F (-1.8°C)	-5.2°F (-2.9°C)	118th Warmest	Warmest since: 1974	2012
	Ties: 1923, 1947
Jan–Mar 1975 3-Month	22.2°F (-5.4°C)	25.0°F (-3.9°C)	-2.8°F (-1.5°C)	27th Coolest	Coolest since: 1971	1912
Jan–Mar 1975 3-Month	22.2°F (-5.4°C)	25.0°F (-3.9°C)	-2.8°F (-1.5°C)	102nd Warmest	Warmest since: 1974	2012
Dec 1974–Mar 1975 4-Month	23.0°F (-5.0°C)	24.5°F (-4.2°C)	-1.5°F (-0.8°C)	38th Coolest	Coolest since: 1971	1979
	23.0°F (-5.0°C)	24.5°F (-4.2°C)	-1.5°F (-0.8°C)	90th Warmest	Warmest since: 1974	2012
	Ties: 1977
Nov 1974–Mar 1975 5-Month	25.8°F (-3.4°C)	26.7°F (-2.9°C)	-0.9°F (-0.5°C)	43rd Coolest	Coolest since: 1971	1912
	25.8°F (-3.4°C)	26.7°F (-2.9°C)	-0.9°F (-0.5°C)	85th Warmest	Warmest since: 1974	2012
	Ties: 1901
Oct 1974–Mar 1975 6-Month	30.1°F (-1.1°C)	30.9°F (-0.6°C)	-0.8°F (-0.5°C)	42nd Coolest	Coolest since: 1971	1912
	30.1°F (-1.1°C)	30.9°F (-0.6°C)	-0.8°F (-0.5°C)	86th Warmest	Warmest since: 1974	2012
	Ties: 1915, 1940, 1963
Sep 1974–Mar 1975 7-Month	34.1°F (1.2°C)	35.4°F (1.9°C)	-1.3°F (-0.7°C)	35th Coolest	Coolest since: 1971	1912
Sep 1974–Mar 1975 7-Month	34.1°F (1.2°C)	35.4°F (1.9°C)	-1.3°F (-0.7°C)	93rd Warmest	Warmest since: 1974	2012
Aug 1974–Mar 1975 8-Month	38.4°F (3.6°C)	39.9°F (4.4°C)	-1.5°F (-0.8°C)	26th Coolest	Coolest since: 1970	1912
	38.4°F (3.6°C)	39.9°F (4.4°C)	-1.5°F (-0.8°C)	102nd Warmest	Warmest since: 1974	2012
	Ties: 1929
Jul 1974–Mar 1975 9-Month	42.7°F (5.9°C)	43.7°F (6.5°C)	-1.0°F (-0.6°C)	35th Coolest	Coolest since: 1971	1899, 1912
	42.7°F (5.9°C)	43.7°F (6.5°C)	-1.0°F (-0.6°C)	93rd Warmest	Warmest since: 1974	2012
	Ties: 1996, 2015
Jun 1974–Mar 1975 10-Month	45.1°F (7.3°C)	46.3°F (7.9°C)	-1.2°F (-0.6°C)	30th Coolest	Coolest since: 1970	1899, 1904
	45.1°F (7.3°C)	46.3°F (7.9°C)	-1.2°F (-0.6°C)	98th Warmest	Warmest since: 1974	2012
	Ties: 1943, 1963
May 1974–Mar 1975 11-Month	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	29th Coolest	Coolest since: 1970	1899
	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	99th Warmest	Warmest since: 1974	2012
	Ties: 1965
Apr 1974–Mar 1975 12-Month	46.6°F (8.1°C)	47.5°F (8.6°C)	-0.9°F (-0.5°C)	30th Coolest	Coolest since: 1970	1899, 1936
	46.6°F (8.1°C)	47.5°F (8.6°C)	-0.9°F (-0.5°C)	98th Warmest	Warmest since: 1974	2012
	Ties: 1908, 1920
Oct 1973–Mar 1975 18-Month	41.8°F (5.4°C)	42.0°F (5.6°C)	-0.2°F (-0.2°C)	50th Coolest	Coolest since: 1973	1979
	41.8°F (5.4°C)	42.0°F (5.6°C)	-0.2°F (-0.2°C)	77th Warmest	Warmest since: 1974	2017
	Ties: 1957, 1973
Apr 1973–Mar 1975 24-Month	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	47th Coolest	Coolest since: 1972	1905, 1952
	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1974	2017
	Ties: 1947, 1972, 2009, 2011, 2014
Apr 1972–Mar 1975 36-Month	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1973	1918
	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1974	2018
	Ties: 1898, 1908, 1948, 1973, 1977, 1978
Apr 1971–Mar 1975 48-Month	47.4°F (8.6°C)	47.5°F (8.6°C)	-0.1°F (0.0°C)	50th Coolest	Coolest since: 1973	1906
	47.4°F (8.6°C)	47.5°F (8.6°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 1974	1935, 2002
	Ties: 1909, 1914, 1915, 1921, 1926, 1949, 1995
Apr 1970–Mar 1975 60-Month	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1974	1997
	47.3°F (8.5°C)	47.5°F (8.6°C)	-0.2°F (-0.1°C)	79th Warmest	Warmest since: 1968	1935
	Ties: 1902, 1910, 1917, 1928, 1961, 1978, 1983

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on April 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings