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, August 1993

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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
August 1993 1-Month	8.25" (209.55mm)	3.84" (97.54mm)	4.41" (112.01mm)	127th Driest	Driest since: 1992	1984
August 1993 1-Month	8.25" (209.55mm)	3.84" (97.54mm)	4.41" (112.01mm)	2nd Wettest	Wettest to Date	2007
Jul–Aug 1993 2-Month	18.70" (474.98mm)	7.70" (195.58mm)	11.00" (279.40mm)	128th Driest	Driest since: 1992	1947
Jul–Aug 1993 2-Month	18.70" (474.98mm)	7.70" (195.58mm)	11.00" (279.40mm)	1st Wettest	Wettest to Date	1993
Jun–Aug 1993 3-Month	26.70" (678.18mm)	12.33" (313.18mm)	14.37" (365.00mm)	128th Driest	Driest since: 1992	1927
Jun–Aug 1993 3-Month	26.70" (678.18mm)	12.33" (313.18mm)	14.37" (365.00mm)	1st Wettest	Wettest to Date	1993
May–Aug 1993 4-Month	32.30" (820.42mm)	16.38" (416.05mm)	15.92" (404.37mm)	128th Driest	Driest since: 1992	1936
May–Aug 1993 4-Month	32.30" (820.42mm)	16.38" (416.05mm)	15.92" (404.37mm)	1st Wettest	Wettest to Date	1993
Apr–Aug 1993 5-Month	35.95" (913.13mm)	19.32" (490.73mm)	16.63" (422.40mm)	128th Driest	Driest since: 1992	1936
Apr–Aug 1993 5-Month	35.95" (913.13mm)	19.32" (490.73mm)	16.63" (422.40mm)	1st Wettest	Wettest to Date	1993
Mar–Aug 1993 6-Month	38.70" (982.98mm)	21.28" (540.51mm)	17.42" (442.47mm)	128th Driest	Driest since: 1992	1936
Mar–Aug 1993 6-Month	38.70" (982.98mm)	21.28" (540.51mm)	17.42" (442.47mm)	1st Wettest	Wettest to Date	1993
Feb–Aug 1993 7-Month	39.85" (1,012.19mm)	22.29" (566.17mm)	17.56" (446.02mm)	128th Driest	Driest since: 1992	1988
Feb–Aug 1993 7-Month	39.85" (1,012.19mm)	22.29" (566.17mm)	17.56" (446.02mm)	1st Wettest	Wettest to Date	1993
Jan–Aug 1993 8-Month	41.03" (1,042.16mm)	23.27" (591.06mm)	17.76" (451.10mm)	128th Driest	Driest since: 1992	1988
Jan–Aug 1993 8-Month	41.03" (1,042.16mm)	23.27" (591.06mm)	17.76" (451.10mm)	1st Wettest	Wettest to Date	1993
Dec 1992–Aug 1993 9-Month	42.81" (1,087.37mm)	24.37" (619.00mm)	18.44" (468.37mm)	127th Driest	Driest since: 1992	1988
Dec 1992–Aug 1993 9-Month	42.81" (1,087.37mm)	24.37" (619.00mm)	18.44" (468.37mm)	1st Wettest	Wettest to Date	1993
Nov 1992–Aug 1993 10-Month	47.19" (1,198.63mm)	26.11" (663.19mm)	21.08" (535.44mm)	127th Driest	Driest since: 1992	1934
Nov 1992–Aug 1993 10-Month	47.19" (1,198.63mm)	26.11" (663.19mm)	21.08" (535.44mm)	1st Wettest	Wettest to Date	1993
Oct 1992–Aug 1993 11-Month	48.82" (1,240.03mm)	28.42" (721.87mm)	20.40" (518.16mm)	127th Driest	Driest since: 1992	1934
Oct 1992–Aug 1993 11-Month	48.82" (1,240.03mm)	28.42" (721.87mm)	20.40" (518.16mm)	1st Wettest	Wettest to Date	1993
Sep 1992–Aug 1993 12-Month	54.40" (1,381.76mm)	32.12" (815.85mm)	22.28" (565.91mm)	127th Driest	Driest since: 1992	1934
Sep 1992–Aug 1993 12-Month	54.40" (1,381.76mm)	32.12" (815.85mm)	22.28" (565.91mm)	1st Wettest	Wettest to Date	1993
Mar 1992–Aug 1993 18-Month	74.95" (1,903.73mm)	53.43" (1,357.12mm)	21.52" (546.61mm)	127th Driest	Driest since: 1992	1911
Mar 1992–Aug 1993 18-Month	74.95" (1,903.73mm)	53.43" (1,357.12mm)	21.52" (546.61mm)	1st Wettest	Wettest to Date	1993
Sep 1991–Aug 1993 24-Month	88.79" (2,255.27mm)	64.28" (1,632.71mm)	24.51" (622.56mm)	126th Driest	Driest since: 1992	1934
Sep 1991–Aug 1993 24-Month	88.79" (2,255.27mm)	64.28" (1,632.71mm)	24.51" (622.56mm)	1st Wettest	Wettest to Date	1993
Sep 1990–Aug 1993 36-Month	121.40" (3,083.56mm)	96.39" (2,448.31mm)	25.01" (635.25mm)	123rd Driest	Driest since: 1992	1957
Sep 1990–Aug 1993 36-Month	121.40" (3,083.56mm)	96.39" (2,448.31mm)	25.01" (635.25mm)	3rd Wettest	Wettest to Date	2010
Sep 1989–Aug 1993 48-Month	161.28" (4,096.51mm)	128.37" (3,260.60mm)	32.91" (835.91mm)	122nd Driest	Driest since: 1992	1936
Sep 1989–Aug 1993 48-Month	161.28" (4,096.51mm)	128.37" (3,260.60mm)	32.91" (835.91mm)	3rd Wettest	Wettest to Date	2010
Sep 1988–Aug 1993 60-Month	186.25" (4,730.75mm)	160.37" (4,073.40mm)	25.88" (657.35mm)	116th Driest	Driest since: 1992	1957
Sep 1988–Aug 1993 60-Month	186.25" (4,730.75mm)	160.37" (4,073.40mm)	25.88" (657.35mm)	8th Wettest	Wettest to Date	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings