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 1969

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
October 1969 1-Month	3.61" (91.69mm)	2.29" (58.17mm)	1.32" (33.52mm)	111th Driest	Driest since: 1968	1952
	3.61" (91.69mm)	2.29" (58.17mm)	1.32" (33.52mm)	18th Wettest	Wettest since: 1954	2009
	Ties: 1971
Sep–Oct 1969 2-Month	5.95" (151.13mm)	5.96" (151.38mm)	-0.01" (-0.25mm)	68th Driest	Driest since: 1967	1952
Sep–Oct 1969 2-Month	5.95" (151.13mm)	5.96" (151.38mm)	-0.01" (-0.25mm)	61st Wettest	Wettest since: 1968	1941
Aug–Oct 1969 3-Month	8.57" (217.68mm)	9.80" (248.92mm)	-1.23" (-31.24mm)	43rd Driest	Driest since: 1967	1953
Aug–Oct 1969 3-Month	8.57" (217.68mm)	9.80" (248.92mm)	-1.23" (-31.24mm)	86th Wettest	Wettest since: 1968	2018
Jul–Oct 1969 4-Month	14.83" (376.68mm)	13.66" (346.96mm)	1.17" (29.72mm)	83rd Driest	Driest since: 1967	1953, 1976
	14.83" (376.68mm)	13.66" (346.96mm)	1.17" (29.72mm)	46th Wettest	Wettest since: 1968	1993
	Ties: 2006
Jun–Oct 1969 5-Month	22.02" (559.31mm)	18.29" (464.57mm)	3.73" (94.74mm)	106th Driest	Driest since: 1968	1976
Jun–Oct 1969 5-Month	22.02" (559.31mm)	18.29" (464.57mm)	3.73" (94.74mm)	23rd Wettest	Wettest since: 1965	1993
May–Oct 1969 6-Month	25.84" (656.34mm)	22.33" (567.18mm)	3.51" (89.16mm)	101st Driest	Driest since: 1968	1976
May–Oct 1969 6-Month	25.84" (656.34mm)	22.33" (567.18mm)	3.51" (89.16mm)	28th Wettest	Wettest since: 1965	1993
Apr–Oct 1969 7-Month	29.21" (741.93mm)	25.28" (642.11mm)	3.93" (99.82mm)	102nd Driest	Driest since: 1968	1988
Apr–Oct 1969 7-Month	29.21" (741.93mm)	25.28" (642.11mm)	3.93" (99.82mm)	27th Wettest	Wettest since: 1965	1993
Mar–Oct 1969 8-Month	30.30" (769.62mm)	27.23" (691.64mm)	3.07" (77.98mm)	94th Driest	Driest since: 1968	1988
Mar–Oct 1969 8-Month	30.30" (769.62mm)	27.23" (691.64mm)	3.07" (77.98mm)	35th Wettest	Wettest since: 1965	1993
Feb–Oct 1969 9-Month	31.28" (794.51mm)	28.25" (717.55mm)	3.03" (76.96mm)	94th Driest	Driest since: 1968	1988
	31.28" (794.51mm)	28.25" (717.55mm)	3.03" (76.96mm)	35th Wettest	Wettest since: 1965	1993
	Ties: 2013
Jan–Oct 1969 10-Month	33.05" (839.47mm)	29.23" (742.44mm)	3.82" (97.03mm)	102nd Driest	Driest since: 1968	1988
Jan–Oct 1969 10-Month	33.05" (839.47mm)	29.23" (742.44mm)	3.82" (97.03mm)	27th Wettest	Wettest since: 1965	1993
Dec 1968–Oct 1969 11-Month	35.12" (892.05mm)	30.33" (770.38mm)	4.79" (121.67mm)	106th Driest	Driest since: 1968	1988
Dec 1968–Oct 1969 11-Month	35.12" (892.05mm)	30.33" (770.38mm)	4.79" (121.67mm)	22nd Wettest	Wettest since: 1965	1993
Nov 1968–Oct 1969 12-Month	36.31" (922.27mm)	32.07" (814.58mm)	4.24" (107.69mm)	100th Driest	Driest since: 1968	1956
Nov 1968–Oct 1969 12-Month	36.31" (922.27mm)	32.07" (814.58mm)	4.24" (107.69mm)	28th Wettest	Wettest since: 1965	1993
May 1968–Oct 1969 18-Month	59.74" (1,517.40mm)	54.47" (1,383.54mm)	5.27" (133.86mm)	95th Driest	Driest since: 1968	1956
May 1968–Oct 1969 18-Month	59.74" (1,517.40mm)	54.47" (1,383.54mm)	5.27" (133.86mm)	33rd Wettest	Wettest since: 1965	2019
Nov 1967–Oct 1969 24-Month	67.43" (1,712.72mm)	64.23" (1,631.44mm)	3.20" (81.28mm)	82nd Driest	Driest since: 1968	1956
	67.43" (1,712.72mm)	64.23" (1,631.44mm)	3.20" (81.28mm)	45th Wettest	Wettest since: 1965	1993
	Ties: 2002
Nov 1966–Oct 1969 36-Month	97.53" (2,477.26mm)	96.34" (2,447.04mm)	1.19" (30.22mm)	69th Driest	Driest since: 1968	1957
Nov 1966–Oct 1969 36-Month	97.53" (2,477.26mm)	96.34" (2,447.04mm)	1.19" (30.22mm)	57th Wettest	Wettest since: 1962	2010
Nov 1965–Oct 1969 48-Month	124.28" (3,156.71mm)	128.36" (3,260.34mm)	-4.08" (-103.63mm)	40th Driest	Driest since: 1966	1958
Nov 1965–Oct 1969 48-Month	124.28" (3,156.71mm)	128.36" (3,260.34mm)	-4.08" (-103.63mm)	85th Wettest	Wettest since: 1968	2010
Nov 1964–Oct 1969 60-Month	163.69" (4,157.73mm)	160.34" (4,072.64mm)	3.35" (85.09mm)	70th Driest	Driest since: 1968	1956
Nov 1964–Oct 1969 60-Month	163.69" (4,157.73mm)	160.34" (4,072.64mm)	3.35" (85.09mm)	54th Wettest	Wettest since: 1965	2010

Citing This Page

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