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 2016

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Record Driest

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
January 2016 1-Month	0.59" (14.99mm)	0.98" (24.89mm)	-0.39" (-9.90mm)	33rd Driest	Driest since: 2015	1981
	0.59" (14.99mm)	0.98" (24.89mm)	-0.39" (-9.90mm)	96th Wettest	Wettest since: 2013	1949
	Ties: 1978
Dec 2015–Jan 2016 2-Month	5.30" (134.62mm)	2.08" (52.83mm)	3.22" (81.79mm)	127th Driest	Driest since: 2015	2003
Dec 2015–Jan 2016 2-Month	5.30" (134.62mm)	2.08" (52.83mm)	3.22" (81.79mm)	1st Wettest	Wettest to Date	2016
Nov 2015–Jan 2016 3-Month	9.38" (238.25mm)	3.82" (97.03mm)	5.56" (141.22mm)	126th Driest	Driest since: 2015	2003
Nov 2015–Jan 2016 3-Month	9.38" (238.25mm)	3.82" (97.03mm)	5.56" (141.22mm)	2nd Wettest	Wettest since: 1932	1932
Oct 2015–Jan 2016 4-Month	11.14" (282.96mm)	6.13" (155.70mm)	5.01" (127.26mm)	124th Driest	Driest since: 2015	1911
Oct 2015–Jan 2016 4-Month	11.14" (282.96mm)	6.13" (155.70mm)	5.01" (127.26mm)	4th Wettest	Wettest since: 2010	1932
Sep 2015–Jan 2016 5-Month	15.32" (389.13mm)	9.83" (249.68mm)	5.49" (139.45mm)	123rd Driest	Driest since: 2015	1977
Sep 2015–Jan 2016 5-Month	15.32" (389.13mm)	9.83" (249.68mm)	5.49" (139.45mm)	5th Wettest	Wettest since: 1962	1932
Aug 2015–Jan 2016 6-Month	20.61" (523.49mm)	13.69" (347.73mm)	6.92" (175.76mm)	124th Driest	Driest since: 2015	1977
Aug 2015–Jan 2016 6-Month	20.61" (523.49mm)	13.69" (347.73mm)	6.92" (175.76mm)	4th Wettest	Wettest since: 2008	2019
Jul 2015–Jan 2016 7-Month	26.12" (663.45mm)	17.57" (446.28mm)	8.55" (217.17mm)	124th Driest	Driest since: 2015	1977
Jul 2015–Jan 2016 7-Month	26.12" (663.45mm)	17.57" (446.28mm)	8.55" (217.17mm)	4th Wettest	Wettest since: 1994	2019
Jun 2015–Jan 2016 8-Month	32.50" (825.50mm)	22.18" (563.37mm)	10.32" (262.13mm)	123rd Driest	Driest since: 2015	1977
Jun 2015–Jan 2016 8-Month	32.50" (825.50mm)	22.18" (563.37mm)	10.32" (262.13mm)	5th Wettest	Wettest since: 2011	2019
May 2015–Jan 2016 9-Month	37.56" (954.02mm)	26.22" (665.99mm)	11.34" (288.03mm)	124th Driest	Driest since: 2015	1977
May 2015–Jan 2016 9-Month	37.56" (954.02mm)	26.22" (665.99mm)	11.34" (288.03mm)	4th Wettest	Wettest since: 1994	1994
Apr 2015–Jan 2016 10-Month	40.93" (1,039.62mm)	29.17" (740.92mm)	11.76" (298.70mm)	123rd Driest	Driest since: 2015	1911
Apr 2015–Jan 2016 10-Month	40.93" (1,039.62mm)	29.17" (740.92mm)	11.76" (298.70mm)	5th Wettest	Wettest since: 2011	1994
Mar 2015–Jan 2016 11-Month	41.49" (1,053.85mm)	31.14" (790.96mm)	10.35" (262.89mm)	123rd Driest	Driest since: 2015	1911
Mar 2015–Jan 2016 11-Month	41.49" (1,053.85mm)	31.14" (790.96mm)	10.35" (262.89mm)	5th Wettest	Wettest since: 2011	1994
Feb 2015–Jan 2016 12-Month	42.60" (1,082.04mm)	32.15" (816.61mm)	10.45" (265.43mm)	121st Driest	Driest since: 2015	1911
Feb 2015–Jan 2016 12-Month	42.60" (1,082.04mm)	32.15" (816.61mm)	10.45" (265.43mm)	7th Wettest	Wettest since: 2011	1994
Aug 2014–Jan 2016 18-Month	58.42" (1,483.87mm)	45.86" (1,164.84mm)	12.56" (319.03mm)	118th Driest	Driest since: 2015	1957
Aug 2014–Jan 2016 18-Month	58.42" (1,483.87mm)	45.86" (1,164.84mm)	12.56" (319.03mm)	9th Wettest	Wettest since: 2011	2020
Feb 2014–Jan 2016 24-Month	81.38" (2,067.05mm)	64.28" (1,632.71mm)	17.10" (434.34mm)	120th Driest	Driest since: 2015	1990
Feb 2014–Jan 2016 24-Month	81.38" (2,067.05mm)	64.28" (1,632.71mm)	17.10" (434.34mm)	7th Wettest	Wettest since: 2011	2020
Feb 2013–Jan 2016 36-Month	115.30" (2,928.62mm)	96.29" (2,445.77mm)	19.01" (482.85mm)	117th Driest	Driest since: 2015	1958
Feb 2013–Jan 2016 36-Month	115.30" (2,928.62mm)	96.29" (2,445.77mm)	19.01" (482.85mm)	9th Wettest	Wettest since: 2011	2011
Feb 2012–Jan 2016 48-Month	141.29" (3,588.77mm)	128.27" (3,258.06mm)	13.02" (330.71mm)	103rd Driest	Driest since: 2015	1959
Feb 2012–Jan 2016 48-Month	141.29" (3,588.77mm)	128.27" (3,258.06mm)	13.02" (330.71mm)	22nd Wettest	Wettest since: 2012	2011
Feb 2011–Jan 2016 60-Month	172.75" (4,387.85mm)	160.30" (4,071.62mm)	12.45" (316.23mm)	98th Driest	Driest since: 2008	1957
Feb 2011–Jan 2016 60-Month	172.75" (4,387.85mm)	160.30" (4,071.62mm)	12.45" (316.23mm)	26th Wettest	Wettest since: 2015	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings