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 1948

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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
October 1948 1-Month	1.92" (48.77mm)	2.29" (58.17mm)	-0.37" (-9.40mm)	51st Driest	Driest since: 1945	1952
	1.92" (48.77mm)	2.29" (58.17mm)	-0.37" (-9.40mm)	78th Wettest	Wettest since: 1947	2009
	Ties: 1949, 1989
Sep–Oct 1948 2-Month	3.95" (100.33mm)	5.96" (151.38mm)	-2.01" (-51.05mm)	26th Driest	Driest since: 1944	1952
Sep–Oct 1948 2-Month	3.95" (100.33mm)	5.96" (151.38mm)	-2.01" (-51.05mm)	103rd Wettest	Wettest since: 1947	1941
Aug–Oct 1948 3-Month	6.57" (166.88mm)	9.80" (248.92mm)	-3.23" (-82.04mm)	16th Driest	Driest since: 1917	1953
	6.57" (166.88mm)	9.80" (248.92mm)	-3.23" (-82.04mm)	113th Wettest	Wettest since: 1947	2018
	Ties: 1917
Jul–Oct 1948 4-Month	10.86" (275.84mm)	13.66" (346.96mm)	-2.80" (-71.12mm)	30th Driest	Driest since: 1947	1953, 1976
Jul–Oct 1948 4-Month	10.86" (275.84mm)	13.66" (346.96mm)	-2.80" (-71.12mm)	99th Wettest	Wettest since: 1946	1993
Jun–Oct 1948 5-Month	14.39" (365.51mm)	18.29" (464.57mm)	-3.90" (-99.06mm)	18th Driest	Driest since: 1937	1976
Jun–Oct 1948 5-Month	14.39" (365.51mm)	18.29" (464.57mm)	-3.90" (-99.06mm)	111th Wettest	Wettest since: 1947	1993
May–Oct 1948 6-Month	16.70" (424.18mm)	22.33" (567.18mm)	-5.63" (-143.00mm)	10th Driest	Driest since: 1910	1976
May–Oct 1948 6-Month	16.70" (424.18mm)	22.33" (567.18mm)	-5.63" (-143.00mm)	119th Wettest	Wettest since: 1947	1993
Apr–Oct 1948 7-Month	19.36" (491.74mm)	25.28" (642.11mm)	-5.92" (-150.37mm)	12th Driest	Driest since: 1939	1988
	19.36" (491.74mm)	25.28" (642.11mm)	-5.92" (-150.37mm)	117th Wettest	Wettest since: 1947	1993
	Ties: 1936
Mar–Oct 1948 8-Month	21.87" (555.50mm)	27.23" (691.64mm)	-5.36" (-136.14mm)	15th Driest	Driest since: 1939	1988
Mar–Oct 1948 8-Month	21.87" (555.50mm)	27.23" (691.64mm)	-5.36" (-136.14mm)	114th Wettest	Wettest since: 1947	1993
Feb–Oct 1948 9-Month	23.74" (603.00mm)	28.25" (717.55mm)	-4.51" (-114.55mm)	23rd Driest	Driest since: 1939	1988
Feb–Oct 1948 9-Month	23.74" (603.00mm)	28.25" (717.55mm)	-4.51" (-114.55mm)	106th Wettest	Wettest since: 1947	1993
Jan–Oct 1948 10-Month	24.12" (612.65mm)	29.23" (742.44mm)	-5.11" (-129.79mm)	21st Driest	Driest since: 1939	1988
Jan–Oct 1948 10-Month	24.12" (612.65mm)	29.23" (742.44mm)	-5.11" (-129.79mm)	108th Wettest	Wettest since: 1947	1993
Dec 1947–Oct 1948 11-Month	25.57" (649.48mm)	30.33" (770.38mm)	-4.76" (-120.90mm)	20th Driest	Driest since: 1939	1988
Dec 1947–Oct 1948 11-Month	25.57" (649.48mm)	30.33" (770.38mm)	-4.76" (-120.90mm)	108th Wettest	Wettest since: 1947	1993
Nov 1947–Oct 1948 12-Month	27.45" (697.23mm)	32.07" (814.58mm)	-4.62" (-117.35mm)	23rd Driest	Driest since: 1939	1956
Nov 1947–Oct 1948 12-Month	27.45" (697.23mm)	32.07" (814.58mm)	-4.62" (-117.35mm)	105th Wettest	Wettest since: 1947	1993
May 1947–Oct 1948 18-Month	50.57" (1,284.48mm)	54.47" (1,383.54mm)	-3.90" (-99.06mm)	36th Driest	Driest since: 1940	1956
May 1947–Oct 1948 18-Month	50.57" (1,284.48mm)	54.47" (1,383.54mm)	-3.90" (-99.06mm)	92nd Wettest	Wettest since: 1947	2019
Nov 1946–Oct 1948 24-Month	60.91" (1,547.11mm)	64.23" (1,631.44mm)	-3.32" (-84.33mm)	36th Driest	Driest since: 1940	1956
Nov 1946–Oct 1948 24-Month	60.91" (1,547.11mm)	64.23" (1,631.44mm)	-3.32" (-84.33mm)	91st Wettest	Wettest since: 1947	1993
Nov 1945–Oct 1948 36-Month	96.66" (2,455.16mm)	96.34" (2,447.04mm)	0.32" (8.12mm)	65th Driest	Driest since: 1941	1957
Nov 1945–Oct 1948 36-Month	96.66" (2,455.16mm)	96.34" (2,447.04mm)	0.32" (8.12mm)	61st Wettest	Wettest since: 1947	2010
Nov 1944–Oct 1948 48-Month	130.54" (3,315.72mm)	128.36" (3,260.34mm)	2.18" (55.38mm)	73rd Driest	Driest since: 1943	1958
Nov 1944–Oct 1948 48-Month	130.54" (3,315.72mm)	128.36" (3,260.34mm)	2.18" (55.38mm)	52nd Wettest	Wettest since: 1947	2010
Nov 1943–Oct 1948 60-Month	165.87" (4,213.10mm)	160.34" (4,072.64mm)	5.53" (140.46mm)	79th Driest	Driest since: 1944	1956
Nov 1943–Oct 1948 60-Month	165.87" (4,213.10mm)	160.34" (4,072.64mm)	5.53" (140.46mm)	45th Wettest	Wettest since: 1947	2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings