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 1943

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
January 1943 1-Month	0.77" (19.56mm)	0.98" (24.89mm)	-0.21" (-5.33mm)	51st Driest	Driest since: 1942	1981
	0.77" (19.56mm)	0.98" (24.89mm)	-0.21" (-5.33mm)	79th Wettest	Wettest since: 1941	1949
	Ties: 1959, 1991
Dec 1942–Jan 1943 2-Month	2.30" (58.42mm)	2.08" (52.83mm)	0.22" (5.59mm)	81st Driest	Driest since: 1940	2003
Dec 1942–Jan 1943 2-Month	2.30" (58.42mm)	2.08" (52.83mm)	0.22" (5.59mm)	48th Wettest	Wettest since: 1942	2016
Nov 1942–Jan 1943 3-Month	4.03" (102.36mm)	3.82" (97.03mm)	0.21" (5.33mm)	75th Driest	Driest since: 1940	2003
Nov 1942–Jan 1943 3-Month	4.03" (102.36mm)	3.82" (97.03mm)	0.21" (5.33mm)	54th Wettest	Wettest since: 1942	1932
Oct 1942–Jan 1943 4-Month	5.51" (139.95mm)	6.13" (155.70mm)	-0.62" (-15.75mm)	50th Driest	Driest since: 1940	1911
Oct 1942–Jan 1943 4-Month	5.51" (139.95mm)	6.13" (155.70mm)	-0.62" (-15.75mm)	79th Wettest	Wettest since: 1942	1932
Sep 1942–Jan 1943 5-Month	9.61" (244.09mm)	9.83" (249.68mm)	-0.22" (-5.59mm)	71st Driest	Driest since: 1941	1977
Sep 1942–Jan 1943 5-Month	9.61" (244.09mm)	9.83" (249.68mm)	-0.22" (-5.59mm)	58th Wettest	Wettest since: 1942	1932
Aug 1942–Jan 1943 6-Month	12.83" (325.88mm)	13.69" (347.73mm)	-0.86" (-21.85mm)	57th Driest	Driest since: 1940	1977
	12.83" (325.88mm)	13.69" (347.73mm)	-0.86" (-21.85mm)	72nd Wettest	Wettest since: 1942	2019
	Ties: 1946
Jul 1942–Jan 1943 7-Month	17.91" (454.91mm)	17.57" (446.28mm)	0.34" (8.63mm)	74th Driest	Driest since: 1940	1977
Jul 1942–Jan 1943 7-Month	17.91" (454.91mm)	17.57" (446.28mm)	0.34" (8.63mm)	55th Wettest	Wettest since: 1942	2019
Jun 1942–Jan 1943 8-Month	23.80" (604.52mm)	22.18" (563.37mm)	1.62" (41.15mm)	85th Driest	Driest since: 1941	1977
Jun 1942–Jan 1943 8-Month	23.80" (604.52mm)	22.18" (563.37mm)	1.62" (41.15mm)	44th Wettest	Wettest since: 1942	2019
May 1942–Jan 1943 9-Month	28.47" (723.14mm)	26.22" (665.99mm)	2.25" (57.15mm)	85th Driest	Driest since: 1941	1977
May 1942–Jan 1943 9-Month	28.47" (723.14mm)	26.22" (665.99mm)	2.25" (57.15mm)	44th Wettest	Wettest since: 1942	1994
Apr 1942–Jan 1943 10-Month	29.54" (750.32mm)	29.17" (740.92mm)	0.37" (9.40mm)	65th Driest	Driest since: 1941	1911
Apr 1942–Jan 1943 10-Month	29.54" (750.32mm)	29.17" (740.92mm)	0.37" (9.40mm)	64th Wettest	Wettest since: 1942	1994
Mar 1942–Jan 1943 11-Month	31.53" (800.86mm)	31.14" (790.96mm)	0.39" (9.90mm)	68th Driest	Driest since: 1941	1911
Mar 1942–Jan 1943 11-Month	31.53" (800.86mm)	31.14" (790.96mm)	0.39" (9.90mm)	61st Wettest	Wettest since: 1942	1994
Feb 1942–Jan 1943 12-Month	32.62" (828.55mm)	32.15" (816.61mm)	0.47" (11.94mm)	72nd Driest	Driest since: 1941	1911
Feb 1942–Jan 1943 12-Month	32.62" (828.55mm)	32.15" (816.61mm)	0.47" (11.94mm)	57th Wettest	Wettest since: 1942	1994
Aug 1941–Jan 1943 18-Month	52.27" (1,327.66mm)	45.86" (1,164.84mm)	6.41" (162.82mm)	106th Driest	Driest since: 1942	1957
Aug 1941–Jan 1943 18-Month	52.27" (1,327.66mm)	45.86" (1,164.84mm)	6.41" (162.82mm)	22nd Wettest	Wettest since: 1933	2020
Feb 1941–Jan 1943 24-Month	67.81" (1,722.37mm)	64.28" (1,632.71mm)	3.53" (89.66mm)	85th Driest	Driest since: 1942	1990
Feb 1941–Jan 1943 24-Month	67.81" (1,722.37mm)	64.28" (1,632.71mm)	3.53" (89.66mm)	43rd Wettest	Wettest since: 1920	2020
Feb 1940–Jan 1943 36-Month	99.20" (2,519.68mm)	96.29" (2,445.77mm)	2.91" (73.91mm)	78th Driest	Driest since: 1942	1958
	99.20" (2,519.68mm)	96.29" (2,445.77mm)	2.91" (73.91mm)	49th Wettest	Wettest since: 1922	2011
	Ties: 1944
Feb 1939–Jan 1943 48-Month	123.65" (3,140.71mm)	128.27" (3,258.06mm)	-4.62" (-117.35mm)	36th Driest	Driest since: 1941	1959
Feb 1939–Jan 1943 48-Month	123.65" (3,140.71mm)	128.27" (3,258.06mm)	-4.62" (-117.35mm)	90th Wettest	Wettest since: 1942	2011
Feb 1938–Jan 1943 60-Month	159.73" (4,057.14mm)	160.30" (4,071.62mm)	-0.57" (-14.48mm)	58th Driest	Driest since: 1942	1957
Feb 1938–Jan 1943 60-Month	159.73" (4,057.14mm)	160.30" (4,071.62mm)	-0.57" (-14.48mm)	67th Wettest	Wettest since: 1923	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings