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

Precipitation Rankings, January 1952

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
January 1952 1-Month	1.31" (33.27mm)	0.98" (24.89mm)	0.33" (8.38mm)	100th Driest	Driest since: 1951	1981
	1.31" (33.27mm)	0.98" (24.89mm)	0.33" (8.38mm)	30th Wettest	Wettest since: 1950	1949
	Ties: 2005
Dec 1951–Jan 1952 2-Month	2.28" (57.91mm)	2.08" (52.83mm)	0.20" (5.08mm)	80th Driest	Driest since: 1951	2003
	2.28" (57.91mm)	2.08" (52.83mm)	0.20" (5.08mm)	49th Wettest	Wettest since: 1950	2016
	Ties: 1933
Nov 1951–Jan 1952 3-Month	3.57" (90.68mm)	3.82" (97.03mm)	-0.25" (-6.35mm)	59th Driest	Driest since: 1951	2003
Nov 1951–Jan 1952 3-Month	3.57" (90.68mm)	3.82" (97.03mm)	-0.25" (-6.35mm)	70th Wettest	Wettest since: 1949	1932
Oct 1951–Jan 1952 4-Month	6.84" (173.74mm)	6.13" (155.70mm)	0.71" (18.04mm)	82nd Driest	Driest since: 1951	1911
Oct 1951–Jan 1952 4-Month	6.84" (173.74mm)	6.13" (155.70mm)	0.71" (18.04mm)	47th Wettest	Wettest since: 1949	1932
Sep 1951–Jan 1952 5-Month	9.31" (236.47mm)	9.83" (249.68mm)	-0.52" (-13.21mm)	59th Driest	Driest since: 1951	1977
	9.31" (236.47mm)	9.83" (249.68mm)	-0.52" (-13.21mm)	70th Wettest	Wettest since: 1949	1932
	Ties: 2002
Aug 1951–Jan 1952 6-Month	15.48" (393.19mm)	13.69" (347.73mm)	1.79" (45.46mm)	89th Driest	Driest since: 1951	1977
Aug 1951–Jan 1952 6-Month	15.48" (393.19mm)	13.69" (347.73mm)	1.79" (45.46mm)	40th Wettest	Wettest since: 1947	2019
Jul 1951–Jan 1952 7-Month	20.01" (508.25mm)	17.57" (446.28mm)	2.44" (61.97mm)	96th Driest	Driest since: 1951	1977
Jul 1951–Jan 1952 7-Month	20.01" (508.25mm)	17.57" (446.28mm)	2.44" (61.97mm)	33rd Wettest	Wettest since: 1942	2019
Jun 1951–Jan 1952 8-Month	26.20" (665.48mm)	22.18" (563.37mm)	4.02" (102.11mm)	102nd Driest	Driest since: 1951	1977
Jun 1951–Jan 1952 8-Month	26.20" (665.48mm)	22.18" (563.37mm)	4.02" (102.11mm)	27th Wettest	Wettest since: 1942	2019
May 1951–Jan 1952 9-Month	31.18" (791.97mm)	26.22" (665.99mm)	4.96" (125.98mm)	106th Driest	Driest since: 1951	1977
May 1951–Jan 1952 9-Month	31.18" (791.97mm)	26.22" (665.99mm)	4.96" (125.98mm)	23rd Wettest	Wettest since: 1932	1994
Apr 1951–Jan 1952 10-Month	36.07" (916.18mm)	29.17" (740.92mm)	6.90" (175.26mm)	113th Driest	Driest since: 1951	1911
Apr 1951–Jan 1952 10-Month	36.07" (916.18mm)	29.17" (740.92mm)	6.90" (175.26mm)	16th Wettest	Wettest since: 1910	1994
Mar 1951–Jan 1952 11-Month	40.25" (1,022.35mm)	31.14" (790.96mm)	9.11" (231.39mm)	120th Driest	Driest since: 1951	1911
Mar 1951–Jan 1952 11-Month	40.25" (1,022.35mm)	31.14" (790.96mm)	9.11" (231.39mm)	9th Wettest	Wettest since: 1903	1994
Feb 1951–Jan 1952 12-Month	42.67" (1,083.82mm)	32.15" (816.61mm)	10.52" (267.21mm)	123rd Driest	Driest since: 1951	1911
Feb 1951–Jan 1952 12-Month	42.67" (1,083.82mm)	32.15" (816.61mm)	10.52" (267.21mm)	6th Wettest	Wettest since: 1903	1994
Aug 1950–Jan 1952 18-Month	50.35" (1,278.89mm)	45.86" (1,164.84mm)	4.49" (114.05mm)	98th Driest	Driest since: 1951	1957
Aug 1950–Jan 1952 18-Month	50.35" (1,278.89mm)	45.86" (1,164.84mm)	4.49" (114.05mm)	30th Wettest	Wettest since: 1943	2020
Feb 1950–Jan 1952 24-Month	70.80" (1,798.32mm)	64.28" (1,632.71mm)	6.52" (165.61mm)	96th Driest	Driest since: 1951	1990
Feb 1950–Jan 1952 24-Month	70.80" (1,798.32mm)	64.28" (1,632.71mm)	6.52" (165.61mm)	32nd Wettest	Wettest since: 1946	2020
Feb 1949–Jan 1952 36-Month	97.76" (2,483.10mm)	96.29" (2,445.77mm)	1.47" (37.33mm)	69th Driest	Driest since: 1951	1958
Feb 1949–Jan 1952 36-Month	97.76" (2,483.10mm)	96.29" (2,445.77mm)	1.47" (37.33mm)	58th Wettest	Wettest since: 1949	2011
Feb 1948–Jan 1952 48-Month	128.60" (3,266.44mm)	128.27" (3,258.06mm)	0.33" (8.38mm)	63rd Driest	Driest since: 1951	1959
Feb 1948–Jan 1952 48-Month	128.60" (3,266.44mm)	128.27" (3,258.06mm)	0.33" (8.38mm)	63rd Wettest	Wettest since: 1949	2011
Feb 1947–Jan 1952 60-Month	161.99" (4,114.55mm)	160.30" (4,071.62mm)	1.69" (42.93mm)	65th Driest	Driest since: 1951	1957
Feb 1947–Jan 1952 60-Month	161.99" (4,114.55mm)	160.30" (4,071.62mm)	1.69" (42.93mm)	60th Wettest	Wettest since: 1949	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings