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 2008

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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 2008 1-Month	0.68" (17.27mm)	0.98" (24.89mm)	-0.30" (-7.62mm)	41st Driest	Driest since: 2003	1981
	0.68" (17.27mm)	0.98" (24.89mm)	-0.30" (-7.62mm)	89th Wettest	Wettest since: 2007	1949
	Ties: 2009
Dec 2007–Jan 2008 2-Month	3.12" (79.25mm)	2.08" (52.83mm)	1.04" (26.42mm)	113th Driest	Driest since: 2007	2003
	3.12" (79.25mm)	2.08" (52.83mm)	1.04" (26.42mm)	16th Wettest	Wettest since: 1983	2016
	Ties: 1916
Nov 2007–Jan 2008 3-Month	3.30" (83.82mm)	3.82" (97.03mm)	-0.52" (-13.21mm)	50th Driest	Driest since: 2003	2003
	3.30" (83.82mm)	3.82" (97.03mm)	-0.52" (-13.21mm)	79th Wettest	Wettest since: 2007	1932
	Ties: 1978
Oct 2007–Jan 2008 4-Month	8.40" (213.36mm)	6.13" (155.70mm)	2.27" (57.66mm)	110th Driest	Driest since: 2007	1911
Oct 2007–Jan 2008 4-Month	8.40" (213.36mm)	6.13" (155.70mm)	2.27" (57.66mm)	19th Wettest	Wettest since: 1993	1932
Sep 2007–Jan 2008 5-Month	11.27" (286.26mm)	9.83" (249.68mm)	1.44" (36.58mm)	90th Driest	Driest since: 2007	1977
	11.27" (286.26mm)	9.83" (249.68mm)	1.44" (36.58mm)	39th Wettest	Wettest since: 1993	1932
	Ties: 1903
Aug 2007–Jan 2008 6-Month	20.96" (532.38mm)	13.69" (347.73mm)	7.27" (184.65mm)	126th Driest	Driest since: 2007	1977
Aug 2007–Jan 2008 6-Month	20.96" (532.38mm)	13.69" (347.73mm)	7.27" (184.65mm)	3rd Wettest	Wettest since: 1932	2019
Jul 2007–Jan 2008 7-Month	24.34" (618.24mm)	17.57" (446.28mm)	6.77" (171.96mm)	119th Driest	Driest since: 2007	1977
Jul 2007–Jan 2008 7-Month	24.34" (618.24mm)	17.57" (446.28mm)	6.77" (171.96mm)	10th Wettest	Wettest since: 1994	2019
Jun 2007–Jan 2008 8-Month	27.72" (704.09mm)	22.18" (563.37mm)	5.54" (140.72mm)	114th Driest	Driest since: 2007	1977
Jun 2007–Jan 2008 8-Month	27.72" (704.09mm)	22.18" (563.37mm)	5.54" (140.72mm)	15th Wettest	Wettest since: 1994	2019
May 2007–Jan 2008 9-Month	33.07" (839.98mm)	26.22" (665.99mm)	6.85" (173.99mm)	119th Driest	Driest since: 2007	1977
May 2007–Jan 2008 9-Month	33.07" (839.98mm)	26.22" (665.99mm)	6.85" (173.99mm)	10th Wettest	Wettest since: 1994	1994
Apr 2007–Jan 2008 10-Month	37.64" (956.06mm)	29.17" (740.92mm)	8.47" (215.14mm)	122nd Driest	Driest since: 2007	1911
Apr 2007–Jan 2008 10-Month	37.64" (956.06mm)	29.17" (740.92mm)	8.47" (215.14mm)	7th Wettest	Wettest since: 1994	1994
Mar 2007–Jan 2008 11-Month	40.50" (1,028.70mm)	31.14" (790.96mm)	9.36" (237.74mm)	121st Driest	Driest since: 2007	1911
Mar 2007–Jan 2008 11-Month	40.50" (1,028.70mm)	31.14" (790.96mm)	9.36" (237.74mm)	8th Wettest	Wettest since: 1994	1994
Feb 2007–Jan 2008 12-Month	42.18" (1,071.37mm)	32.15" (816.61mm)	10.03" (254.76mm)	120th Driest	Driest since: 2007	1911
Feb 2007–Jan 2008 12-Month	42.18" (1,071.37mm)	32.15" (816.61mm)	10.03" (254.76mm)	9th Wettest	Wettest since: 1994	1994
Aug 2006–Jan 2008 18-Month	58.56" (1,487.42mm)	45.86" (1,164.84mm)	12.70" (322.58mm)	121st Driest	Driest since: 2007	1957
	58.56" (1,487.42mm)	45.86" (1,164.84mm)	12.70" (322.58mm)	7th Wettest	Wettest since: 1994	2020
	Ties: 2019
Feb 2006–Jan 2008 24-Month	74.50" (1,892.30mm)	64.28" (1,632.71mm)	10.22" (259.59mm)	111th Driest	Driest since: 2007	1990
Feb 2006–Jan 2008 24-Month	74.50" (1,892.30mm)	64.28" (1,632.71mm)	10.22" (259.59mm)	17th Wettest	Wettest since: 1995	2020
Feb 2005–Jan 2008 36-Month	104.02" (2,642.11mm)	96.29" (2,445.77mm)	7.73" (196.34mm)	100th Driest	Driest since: 2007	1958
	104.02" (2,642.11mm)	96.29" (2,445.77mm)	7.73" (196.34mm)	27th Wettest	Wettest since: 1996	2011
	Ties: 1988
Feb 2004–Jan 2008 48-Month	139.78" (3,550.41mm)	128.27" (3,258.06mm)	11.51" (292.35mm)	99th Driest	Driest since: 2007	1959
Feb 2004–Jan 2008 48-Month	139.78" (3,550.41mm)	128.27" (3,258.06mm)	11.51" (292.35mm)	27th Wettest	Wettest since: 1997	2011
Feb 2003–Jan 2008 60-Month	169.04" (4,293.62mm)	160.30" (4,071.62mm)	8.74" (222.00mm)	89th Driest	Driest since: 2007	1957
Feb 2003–Jan 2008 60-Month	169.04" (4,293.62mm)	160.30" (4,071.62mm)	8.74" (222.00mm)	36th Wettest	Wettest since: 1998	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 22, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings