Divisional 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, Climate Division 9. Southeast

Precipitation Rankings, April 1957

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
April 1957 1-Month	4.78" (121.41mm)	3.34" (84.84mm)	1.44" (36.57mm)	107th Driest	Driest since: 1956	2018
April 1957 1-Month	4.78" (121.41mm)	3.34" (84.84mm)	1.44" (36.57mm)	22nd Wettest	Wettest since: 1954	1973
Mar–Apr 1957 2-Month	7.30" (185.42mm)	5.70" (144.78mm)	1.60" (40.64mm)	100th Driest	Driest since: 1956	1915
	7.30" (185.42mm)	5.70" (144.78mm)	1.60" (40.64mm)	29th Wettest	Wettest since: 1954	1973
	Ties: 1959
Feb–Apr 1957 3-Month	7.89" (200.41mm)	6.92" (175.77mm)	0.97" (24.64mm)	89th Driest	Driest since: 1956	1958
Feb–Apr 1957 3-Month	7.89" (200.41mm)	6.92" (175.77mm)	0.97" (24.64mm)	40th Wettest	Wettest since: 1954	1973
Jan–Apr 1957 4-Month	8.91" (226.31mm)	8.25" (209.55mm)	0.66" (16.76mm)	79th Driest	Driest since: 1956	1956
	8.91" (226.31mm)	8.25" (209.55mm)	0.66" (16.76mm)	50th Wettest	Wettest since: 1955	1973
	Ties: 1905
Dec 1956–Apr 1957 5-Month	9.83" (249.68mm)	9.74" (247.40mm)	0.09" (2.28mm)	62nd Driest	Driest since: 1956	1956
Dec 1956–Apr 1957 5-Month	9.83" (249.68mm)	9.74" (247.40mm)	0.09" (2.28mm)	66th Wettest	Wettest since: 1955	1973
Nov 1956–Apr 1957 6-Month	10.97" (278.64mm)	11.86" (301.24mm)	-0.89" (-22.60mm)	47th Driest	Driest since: 1956	1956
Nov 1956–Apr 1957 6-Month	10.97" (278.64mm)	11.86" (301.24mm)	-0.89" (-22.60mm)	81st Wettest	Wettest since: 1955	1973
Oct 1956–Apr 1957 7-Month	11.81" (299.97mm)	14.49" (368.05mm)	-2.68" (-68.08mm)	22nd Driest	Driest since: 1956	1956
Oct 1956–Apr 1957 7-Month	11.81" (299.97mm)	14.49" (368.05mm)	-2.68" (-68.08mm)	106th Wettest	Wettest since: 1955	1929
Sep 1956–Apr 1957 8-Month	12.51" (317.75mm)	18.41" (467.61mm)	-5.90" (-149.86mm)	11th Driest	Driest since: 1956	1956
Sep 1956–Apr 1957 8-Month	12.51" (317.75mm)	18.41" (467.61mm)	-5.90" (-149.86mm)	117th Wettest	Wettest since: 1955	1927
Aug 1956–Apr 1957 9-Month	17.96" (456.18mm)	22.15" (562.61mm)	-4.19" (-106.43mm)	21st Driest	Driest since: 1956	1956
Aug 1956–Apr 1957 9-Month	17.96" (456.18mm)	22.15" (562.61mm)	-4.19" (-106.43mm)	107th Wettest	Wettest since: 1955	2019
Jul 1956–Apr 1957 10-Month	22.24" (564.90mm)	26.13" (663.70mm)	-3.89" (-98.80mm)	27th Driest	Driest since: 1956	1902
Jul 1956–Apr 1957 10-Month	22.24" (564.90mm)	26.13" (663.70mm)	-3.89" (-98.80mm)	101st Wettest	Wettest since: 1955	1993
Jun 1956–Apr 1957 11-Month	24.64" (625.86mm)	30.68" (779.27mm)	-6.04" (-153.41mm)	19th Driest	Driest since: 1956	1902
Jun 1956–Apr 1957 11-Month	24.64" (625.86mm)	30.68" (779.27mm)	-6.04" (-153.41mm)	109th Wettest	Wettest since: 1955	1903
May 1956–Apr 1957 12-Month	26.18" (664.97mm)	34.74" (882.40mm)	-8.56" (-217.43mm)	7th Driest	Driest since: 1956	1902
May 1956–Apr 1957 12-Month	26.18" (664.97mm)	34.74" (882.40mm)	-8.56" (-217.43mm)	121st Wettest	Wettest since: 1955	2011
Nov 1955–Apr 1957 18-Month	30.18" (766.57mm)	46.62" (1,184.15mm)	-16.44" (-417.58mm)	2nd Driest	Driest since: 1902	1902
Nov 1955–Apr 1957 18-Month	30.18" (766.57mm)	46.62" (1,184.15mm)	-16.44" (-417.58mm)	125th Wettest	Wettest since: 1956	2011
May 1955–Apr 1957 24-Month	48.18" (1,223.77mm)	69.50" (1,765.30mm)	-21.32" (-541.53mm)	1st Driest	Driest since: 1957	1957
May 1955–Apr 1957 24-Month	48.18" (1,223.77mm)	69.50" (1,765.30mm)	-21.32" (-541.53mm)	126th Wettest	Wettest since: 1956	2011
May 1954–Apr 1957 36-Month	82.44" (2,093.98mm)	104.16" (2,645.66mm)	-21.72" (-551.68mm)	4th Driest	Driest since: 1956	1958
May 1954–Apr 1957 36-Month	82.44" (2,093.98mm)	104.16" (2,645.66mm)	-21.72" (-551.68mm)	122nd Wettest	Wettest since: 1955	2011
May 1953–Apr 1957 48-Month	104.58" (2,656.33mm)	138.69" (3,522.73mm)	-34.11" (-866.40mm)	1st Driest	Driest since: 1957	1957
May 1953–Apr 1957 48-Month	104.58" (2,656.33mm)	138.69" (3,522.73mm)	-34.11" (-866.40mm)	124th Wettest	Wettest since: 1956	2011
May 1952–Apr 1957 60-Month	138.74" (3,524.00mm)	173.27" (4,401.06mm)	-34.53" (-877.06mm)	2nd Driest	Driest since: 1957	1958
May 1952–Apr 1957 60-Month	138.74" (3,524.00mm)	173.27" (4,401.06mm)	-34.53" (-877.06mm)	122nd Wettest	Wettest since: 1956	2012

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published December 2022, retrieved on December 8, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings