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 1985

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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 1985 1-Month	0.64" (16.26mm)	0.98" (24.89mm)	-0.34" (-8.63mm)	37th Driest	Driest since: 1984	1981
	0.64" (16.26mm)	0.98" (24.89mm)	-0.34" (-8.63mm)	93rd Wettest	Wettest since: 1983	1949
	Ties: 1962
Dec 1984–Jan 1985 2-Month	2.74" (69.60mm)	2.08" (52.83mm)	0.66" (16.77mm)	101st Driest	Driest since: 1984	2003
Dec 1984–Jan 1985 2-Month	2.74" (69.60mm)	2.08" (52.83mm)	0.66" (16.77mm)	28th Wettest	Wettest since: 1983	2016
Nov 1984–Jan 1985 3-Month	4.78" (121.41mm)	3.82" (97.03mm)	0.96" (24.38mm)	98th Driest	Driest since: 1981	2003
Nov 1984–Jan 1985 3-Month	4.78" (121.41mm)	3.82" (97.03mm)	0.96" (24.38mm)	31st Wettest	Wettest since: 1984	1932
Oct 1984–Jan 1985 4-Month	10.03" (254.76mm)	6.13" (155.70mm)	3.90" (99.06mm)	121st Driest	Driest since: 1984	1911
Oct 1984–Jan 1985 4-Month	10.03" (254.76mm)	6.13" (155.70mm)	3.90" (99.06mm)	8th Wettest	Wettest since: 1983	1932
Sep 1984–Jan 1985 5-Month	12.10" (307.34mm)	9.83" (249.68mm)	2.27" (57.66mm)	97th Driest	Driest since: 1982	1977
Sep 1984–Jan 1985 5-Month	12.10" (307.34mm)	9.83" (249.68mm)	2.27" (57.66mm)	32nd Wettest	Wettest since: 1984	1932
Aug 1984–Jan 1985 6-Month	13.09" (332.49mm)	13.69" (347.73mm)	-0.60" (-15.24mm)	60th Driest	Driest since: 1977	1977
Aug 1984–Jan 1985 6-Month	13.09" (332.49mm)	13.69" (347.73mm)	-0.60" (-15.24mm)	69th Wettest	Wettest since: 1984	2019
Jul 1984–Jan 1985 7-Month	17.11" (434.59mm)	17.57" (446.28mm)	-0.46" (-11.69mm)	65th Driest	Driest since: 1981	1977
Jul 1984–Jan 1985 7-Month	17.11" (434.59mm)	17.57" (446.28mm)	-0.46" (-11.69mm)	64th Wettest	Wettest since: 1984	2019
Jun 1984–Jan 1985 8-Month	23.76" (603.50mm)	22.18" (563.37mm)	1.58" (40.13mm)	83rd Driest	Driest since: 1981	1977
Jun 1984–Jan 1985 8-Month	23.76" (603.50mm)	22.18" (563.37mm)	1.58" (40.13mm)	46th Wettest	Wettest since: 1984	2019
May 1984–Jan 1985 9-Month	28.52" (724.41mm)	26.22" (665.99mm)	2.30" (58.42mm)	86th Driest	Driest since: 1982	1977
May 1984–Jan 1985 9-Month	28.52" (724.41mm)	26.22" (665.99mm)	2.30" (58.42mm)	43rd Wettest	Wettest since: 1984	1994
Apr 1984–Jan 1985 10-Month	34.28" (870.71mm)	29.17" (740.92mm)	5.11" (129.79mm)	106th Driest	Driest since: 1984	1911
Apr 1984–Jan 1985 10-Month	34.28" (870.71mm)	29.17" (740.92mm)	5.11" (129.79mm)	23rd Wettest	Wettest since: 1983	1994
Mar 1984–Jan 1985 11-Month	36.13" (917.70mm)	31.14" (790.96mm)	4.99" (126.74mm)	103rd Driest	Driest since: 1984	1911
Mar 1984–Jan 1985 11-Month	36.13" (917.70mm)	31.14" (790.96mm)	4.99" (126.74mm)	26th Wettest	Wettest since: 1983	1994
Feb 1984–Jan 1985 12-Month	37.05" (941.07mm)	32.15" (816.61mm)	4.90" (124.46mm)	102nd Driest	Driest since: 1984	1911
Feb 1984–Jan 1985 12-Month	37.05" (941.07mm)	32.15" (816.61mm)	4.90" (124.46mm)	27th Wettest	Wettest since: 1983	1994
Aug 1983–Jan 1985 18-Month	53.25" (1,352.55mm)	45.86" (1,164.84mm)	7.39" (187.71mm)	109th Driest	Driest since: 1982	1957
Aug 1983–Jan 1985 18-Month	53.25" (1,352.55mm)	45.86" (1,164.84mm)	7.39" (187.71mm)	19th Wettest	Wettest since: 1984	2020
Feb 1983–Jan 1985 24-Month	73.38" (1,863.85mm)	64.28" (1,632.71mm)	9.10" (231.14mm)	108th Driest	Driest since: 1982	1990
Feb 1983–Jan 1985 24-Month	73.38" (1,863.85mm)	64.28" (1,632.71mm)	9.10" (231.14mm)	20th Wettest	Wettest since: 1984	2020
Feb 1982–Jan 1985 36-Month	113.74" (2,889.00mm)	96.29" (2,445.77mm)	17.45" (443.23mm)	116th Driest	Driest since: 1984	1958
Feb 1982–Jan 1985 36-Month	113.74" (2,889.00mm)	96.29" (2,445.77mm)	17.45" (443.23mm)	11th Wettest	Wettest to Date	2011
Feb 1981–Jan 1985 48-Month	147.41" (3,744.21mm)	128.27" (3,258.06mm)	19.14" (486.15mm)	115th Driest	Driest since: 1984	1959
Feb 1981–Jan 1985 48-Month	147.41" (3,744.21mm)	128.27" (3,258.06mm)	19.14" (486.15mm)	11th Wettest	Wettest to Date	2011
Feb 1980–Jan 1985 60-Month	175.30" (4,452.62mm)	160.30" (4,071.62mm)	15.00" (381.00mm)	103rd Driest	Driest since: 1984	1957
Feb 1980–Jan 1985 60-Month	175.30" (4,452.62mm)	160.30" (4,071.62mm)	15.00" (381.00mm)	22nd Wettest	Wettest since: 1975	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings