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, October 1993

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Record Driest
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Normal
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
October 1993 1-Month	1.31" (33.27mm)	2.29" (58.17mm)	-0.98" (-24.90mm)	26th Driest	Driest since: 1988	1952
	1.31" (33.27mm)	2.29" (58.17mm)	-0.98" (-24.90mm)	103rd Wettest	Wettest since: 1992	2009
	Ties: 1978
Sep–Oct 1993 2-Month	5.00" (127.00mm)	5.96" (151.38mm)	-0.96" (-24.38mm)	46th Driest	Driest since: 1990	1952
Sep–Oct 1993 2-Month	5.00" (127.00mm)	5.96" (151.38mm)	-0.96" (-24.38mm)	83rd Wettest	Wettest since: 1992	1941
Aug–Oct 1993 3-Month	13.25" (336.55mm)	9.80" (248.92mm)	3.45" (87.63mm)	111th Driest	Driest since: 1992	1953
Aug–Oct 1993 3-Month	13.25" (336.55mm)	9.80" (248.92mm)	3.45" (87.63mm)	18th Wettest	Wettest since: 1986	2018
Jul–Oct 1993 4-Month	23.70" (601.98mm)	13.66" (346.96mm)	10.04" (255.02mm)	128th Driest	Driest since: 1992	1953, 1976
Jul–Oct 1993 4-Month	23.70" (601.98mm)	13.66" (346.96mm)	10.04" (255.02mm)	1st Wettest	Wettest to Date	1993
Jun–Oct 1993 5-Month	31.70" (805.18mm)	18.29" (464.57mm)	13.41" (340.61mm)	128th Driest	Driest since: 1992	1976
Jun–Oct 1993 5-Month	31.70" (805.18mm)	18.29" (464.57mm)	13.41" (340.61mm)	1st Wettest	Wettest to Date	1993
May–Oct 1993 6-Month	37.30" (947.42mm)	22.33" (567.18mm)	14.97" (380.24mm)	128th Driest	Driest since: 1992	1976
May–Oct 1993 6-Month	37.30" (947.42mm)	22.33" (567.18mm)	14.97" (380.24mm)	1st Wettest	Wettest to Date	1993
Apr–Oct 1993 7-Month	40.95" (1,040.13mm)	25.28" (642.11mm)	15.67" (398.02mm)	128th Driest	Driest since: 1992	1988
Apr–Oct 1993 7-Month	40.95" (1,040.13mm)	25.28" (642.11mm)	15.67" (398.02mm)	1st Wettest	Wettest to Date	1993
Mar–Oct 1993 8-Month	43.70" (1,109.98mm)	27.23" (691.64mm)	16.47" (418.34mm)	128th Driest	Driest since: 1992	1988
Mar–Oct 1993 8-Month	43.70" (1,109.98mm)	27.23" (691.64mm)	16.47" (418.34mm)	1st Wettest	Wettest to Date	1993
Feb–Oct 1993 9-Month	44.85" (1,139.19mm)	28.25" (717.55mm)	16.60" (421.64mm)	128th Driest	Driest since: 1992	1988
Feb–Oct 1993 9-Month	44.85" (1,139.19mm)	28.25" (717.55mm)	16.60" (421.64mm)	1st Wettest	Wettest to Date	1993
Jan–Oct 1993 10-Month	46.03" (1,169.16mm)	29.23" (742.44mm)	16.80" (426.72mm)	128th Driest	Driest since: 1992	1988
Jan–Oct 1993 10-Month	46.03" (1,169.16mm)	29.23" (742.44mm)	16.80" (426.72mm)	1st Wettest	Wettest to Date	1993
Dec 1992–Oct 1993 11-Month	47.81" (1,214.37mm)	30.33" (770.38mm)	17.48" (443.99mm)	127th Driest	Driest since: 1992	1988
Dec 1992–Oct 1993 11-Month	47.81" (1,214.37mm)	30.33" (770.38mm)	17.48" (443.99mm)	1st Wettest	Wettest to Date	1993
Nov 1992–Oct 1993 12-Month	52.19" (1,325.63mm)	32.07" (814.58mm)	20.12" (511.05mm)	127th Driest	Driest since: 1992	1956
Nov 1992–Oct 1993 12-Month	52.19" (1,325.63mm)	32.07" (814.58mm)	20.12" (511.05mm)	1st Wettest	Wettest to Date	1993
May 1992–Oct 1993 18-Month	74.14" (1,883.16mm)	54.47" (1,383.54mm)	19.67" (499.62mm)	126th Driest	Driest since: 1992	1956
May 1992–Oct 1993 18-Month	74.14" (1,883.16mm)	54.47" (1,383.54mm)	19.67" (499.62mm)	2nd Wettest	Wettest to Date	2019
Nov 1991–Oct 1993 24-Month	88.08" (2,237.23mm)	64.23" (1,631.44mm)	23.85" (605.79mm)	126th Driest	Driest since: 1992	1956
Nov 1991–Oct 1993 24-Month	88.08" (2,237.23mm)	64.23" (1,631.44mm)	23.85" (605.79mm)	1st Wettest	Wettest to Date	1993
Nov 1990–Oct 1993 36-Month	123.13" (3,127.50mm)	96.34" (2,447.04mm)	26.79" (680.46mm)	123rd Driest	Driest since: 1992	1957
Nov 1990–Oct 1993 36-Month	123.13" (3,127.50mm)	96.34" (2,447.04mm)	26.79" (680.46mm)	3rd Wettest	Wettest to Date	2010
Nov 1989–Oct 1993 48-Month	159.52" (4,051.81mm)	128.36" (3,260.34mm)	31.16" (791.47mm)	122nd Driest	Driest since: 1992	1958
Nov 1989–Oct 1993 48-Month	159.52" (4,051.81mm)	128.36" (3,260.34mm)	31.16" (791.47mm)	3rd Wettest	Wettest to Date	2010
Nov 1988–Oct 1993 60-Month	186.99" (4,749.55mm)	160.34" (4,072.64mm)	26.65" (676.91mm)	115th Driest	Driest since: 1992	1956
Nov 1988–Oct 1993 60-Month	186.99" (4,749.55mm)	160.34" (4,072.64mm)	26.65" (676.91mm)	9th Wettest	Wettest since: 1986	2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings