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 1990

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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 1990 1-Month	39.6°F (4.2°C)	34.6°F (1.4°C)	5.0°F (2.8°C)	108th Coolest	Coolest since: 1989	1960
	39.6°F (4.2°C)	34.6°F (1.4°C)	5.0°F (2.8°C)	21st Warmest	Warmest since: 1987	2012
	Ties: 1907
Feb–Mar 1990 2-Month	33.7°F (0.9°C)	28.7°F (-1.8°C)	5.0°F (2.7°C)	109th Coolest	Coolest since: 1989	1899
Feb–Mar 1990 2-Month	33.7°F (0.9°C)	28.7°F (-1.8°C)	5.0°F (2.7°C)	20th Warmest	Warmest since: 1987	2012
Jan–Mar 1990 3-Month	32.4°F (0.2°C)	25.0°F (-3.9°C)	7.4°F (4.1°C)	124th Coolest	Coolest since: 1989	1912
	32.4°F (0.2°C)	25.0°F (-3.9°C)	7.4°F (4.1°C)	5th Warmest	Warmest since: 1987	2012
	Ties: 2000
Dec 1989–Mar 1990 4-Month	27.7°F (-2.4°C)	24.5°F (-4.2°C)	3.2°F (1.8°C)	109th Coolest	Coolest since: 1989	1979
Dec 1989–Mar 1990 4-Month	27.7°F (-2.4°C)	24.5°F (-4.2°C)	3.2°F (1.8°C)	19th Warmest	Warmest since: 1987	2012
Nov 1989–Mar 1990 5-Month	28.9°F (-1.7°C)	26.7°F (-2.9°C)	2.2°F (1.2°C)	99th Coolest	Coolest since: 1989	1912
	28.9°F (-1.7°C)	26.7°F (-2.9°C)	2.2°F (1.2°C)	29th Warmest	Warmest since: 1987	2012
	Ties: 1946
Oct 1989–Mar 1990 6-Month	32.8°F (0.4°C)	30.9°F (-0.6°C)	1.9°F (1.0°C)	100th Coolest	Coolest since: 1989	1912
	32.8°F (0.4°C)	30.9°F (-0.6°C)	1.9°F (1.0°C)	28th Warmest	Warmest since: 1987	2012
	Ties: 1914, 2020
Sep 1989–Mar 1990 7-Month	36.7°F (2.6°C)	35.4°F (1.9°C)	1.3°F (0.7°C)	94th Coolest	Coolest since: 1989	1912
	36.7°F (2.6°C)	35.4°F (1.9°C)	1.3°F (0.7°C)	34th Warmest	Warmest since: 1987	2012
	Ties: 1946, 1957, 2007
Aug 1989–Mar 1990 8-Month	41.0°F (5.0°C)	39.9°F (4.4°C)	1.1°F (0.6°C)	91st Coolest	Coolest since: 1989	1912
	41.0°F (5.0°C)	39.9°F (4.4°C)	1.1°F (0.6°C)	37th Warmest	Warmest since: 1987	2012
	Ties: 1901, 1907, 1923, 1928, 1946, 1974, 2021
Jul 1989–Mar 1990 9-Month	44.8°F (7.1°C)	43.7°F (6.5°C)	1.1°F (0.6°C)	95th Coolest	Coolest since: 1989	1899, 1912
	44.8°F (7.1°C)	43.7°F (6.5°C)	1.1°F (0.6°C)	33rd Warmest	Warmest since: 1987	2012
	Ties: 1991, 2013, 2021
Jun 1989–Mar 1990 10-Month	47.1°F (8.4°C)	46.3°F (7.9°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1988	1899, 1904
	47.1°F (8.4°C)	46.3°F (7.9°C)	0.8°F (0.5°C)	41st Warmest	Warmest since: 1989	2012
	Ties: 1923
May 1989–Mar 1990 11-Month	48.2°F (9.0°C)	47.5°F (8.6°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1986	1899
	48.2°F (9.0°C)	47.5°F (8.6°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1989	2012
	Ties: 1991
Apr 1989–Mar 1990 12-Month	48.3°F (9.1°C)	47.5°F (8.6°C)	0.8°F (0.5°C)	88th Coolest	Coolest since: 1986	1899, 1936
	48.3°F (9.1°C)	47.5°F (8.6°C)	0.8°F (0.5°C)	40th Warmest	Warmest since: 1989	2012
	Ties: 1945, 1998
Oct 1988–Mar 1990 18-Month	42.5°F (5.8°C)	42.0°F (5.6°C)	0.5°F (0.2°C)	83rd Coolest	Coolest since: 1986	1979
	42.5°F (5.8°C)	42.0°F (5.6°C)	0.5°F (0.2°C)	44th Warmest	Warmest since: 1989	2017
	Ties: 1902, 1947, 1984
Apr 1988–Mar 1990 24-Month	48.7°F (9.3°C)	47.5°F (8.6°C)	1.2°F (0.7°C)	105th Coolest	Coolest since: 1987	1905, 1952
	48.7°F (9.3°C)	47.5°F (8.6°C)	1.2°F (0.7°C)	22nd Warmest	Warmest since: 1989	2017
	Ties: 1940, 1954, 1955, 2005
Apr 1987–Mar 1990 36-Month	48.8°F (9.3°C)	47.5°F (8.6°C)	1.3°F (0.7°C)	108th Coolest	Coolest since: 1988	1918
	48.8°F (9.3°C)	47.5°F (8.6°C)	1.3°F (0.7°C)	18th Warmest	Warmest since: 1989	2018
	Ties: 1992
Apr 1986–Mar 1990 48-Month	49.1°F (9.5°C)	47.5°F (8.6°C)	1.6°F (0.9°C)	118th Coolest	Coolest since: 1989	1906
Apr 1986–Mar 1990 48-Month	49.1°F (9.5°C)	47.5°F (8.6°C)	1.6°F (0.9°C)	7th Warmest	Warmest since: 1935	1935, 2002
Apr 1985–Mar 1990 60-Month	48.6°F (9.2°C)	47.5°F (8.6°C)	1.1°F (0.6°C)	109th Coolest	Coolest since: 1989	1997
	48.6°F (9.2°C)	47.5°F (8.6°C)	1.1°F (0.6°C)	15th Warmest	Warmest since: 1942	1935
	Ties: 1923, 2009, 2017, 2021

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings