Statewide Rankings

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Month:

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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, December 2007

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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
December 2007 1-Month	2.44" (61.98mm)	1.11" (28.19mm)	1.33" (33.79mm)	124th Driest	Driest since: 2006	2002
December 2007 1-Month	2.44" (61.98mm)	1.11" (28.19mm)	1.33" (33.79mm)	5th Wettest	Wettest since: 1982	2015
Nov–Dec 2007 2-Month	2.62" (66.55mm)	2.87" (72.90mm)	-0.25" (-6.35mm)	60th Driest	Driest since: 2002	1976
Nov–Dec 2007 2-Month	2.62" (66.55mm)	2.87" (72.90mm)	-0.25" (-6.35mm)	69th Wettest	Wettest since: 2006	2015
Oct–Dec 2007 3-Month	7.72" (196.09mm)	5.16" (131.06mm)	2.56" (65.03mm)	115th Driest	Driest since: 2006	1910
Oct–Dec 2007 3-Month	7.72" (196.09mm)	5.16" (131.06mm)	2.56" (65.03mm)	14th Wettest	Wettest since: 1992	1931
Sep–Dec 2007 4-Month	10.59" (268.99mm)	8.83" (224.28mm)	1.76" (44.71mm)	94th Driest	Driest since: 2006	1939, 1976
Sep–Dec 2007 4-Month	10.59" (268.99mm)	8.83" (224.28mm)	1.76" (44.71mm)	35th Wettest	Wettest since: 1992	1931
Aug–Dec 2007 5-Month	20.28" (515.11mm)	12.67" (321.82mm)	7.61" (193.29mm)	126th Driest	Driest since: 2006	1976
Aug–Dec 2007 5-Month	20.28" (515.11mm)	12.67" (321.82mm)	7.61" (193.29mm)	3rd Wettest	Wettest since: 1931	2018
Jul–Dec 2007 6-Month	23.66" (600.96mm)	16.52" (419.61mm)	7.14" (181.35mm)	121st Driest	Driest since: 2006	1976
Jul–Dec 2007 6-Month	23.66" (600.96mm)	16.52" (419.61mm)	7.14" (181.35mm)	8th Wettest	Wettest since: 1993	2018
Jun–Dec 2007 7-Month	27.04" (686.82mm)	21.15" (537.21mm)	5.89" (149.61mm)	116th Driest	Driest since: 2006	1976
Jun–Dec 2007 7-Month	27.04" (686.82mm)	21.15" (537.21mm)	5.89" (149.61mm)	13th Wettest	Wettest since: 1993	2018
May–Dec 2007 8-Month	32.39" (822.71mm)	25.20" (640.08mm)	7.19" (182.63mm)	120th Driest	Driest since: 2006	1976
May–Dec 2007 8-Month	32.39" (822.71mm)	25.20" (640.08mm)	7.19" (182.63mm)	9th Wettest	Wettest since: 1993	1993
Apr–Dec 2007 9-Month	36.96" (938.78mm)	28.15" (715.01mm)	8.81" (223.77mm)	122nd Driest	Driest since: 2006	1910
Apr–Dec 2007 9-Month	36.96" (938.78mm)	28.15" (715.01mm)	8.81" (223.77mm)	7th Wettest	Wettest since: 1993	1993
Mar–Dec 2007 10-Month	39.82" (1,011.43mm)	30.10" (764.54mm)	9.72" (246.89mm)	121st Driest	Driest since: 2006	1910
Mar–Dec 2007 10-Month	39.82" (1,011.43mm)	30.10" (764.54mm)	9.72" (246.89mm)	8th Wettest	Wettest since: 1993	1993
Feb–Dec 2007 11-Month	41.50" (1,054.10mm)	31.12" (790.45mm)	10.38" (263.65mm)	122nd Driest	Driest since: 2006	1910
Feb–Dec 2007 11-Month	41.50" (1,054.10mm)	31.12" (790.45mm)	10.38" (263.65mm)	7th Wettest	Wettest since: 1993	1993
Jan–Dec 2007 12-Month	42.41" (1,077.21mm)	32.09" (815.09mm)	10.32" (262.12mm)	121st Driest	Driest since: 2006	1910
Jan–Dec 2007 12-Month	42.41" (1,077.21mm)	32.09" (815.09mm)	10.32" (262.12mm)	8th Wettest	Wettest since: 1993	1993
Jul 2006–Dec 2007 18-Month	61.10" (1,551.94mm)	48.69" (1,236.73mm)	12.41" (315.21mm)	119th Driest	Driest since: 2006	1956
Jul 2006–Dec 2007 18-Month	61.10" (1,551.94mm)	48.69" (1,236.73mm)	12.41" (315.21mm)	9th Wettest	Wettest since: 1993	1993
Jan 2006–Dec 2007 24-Month	74.81" (1,900.17mm)	64.24" (1,631.70mm)	10.57" (268.47mm)	112th Driest	Driest since: 2006	1989
Jan 2006–Dec 2007 24-Month	74.81" (1,900.17mm)	64.24" (1,631.70mm)	10.57" (268.47mm)	16th Wettest	Wettest since: 1994	2019
Jan 2005–Dec 2007 36-Month	104.65" (2,658.11mm)	96.36" (2,447.54mm)	8.29" (210.57mm)	101st Driest	Driest since: 2006	1957
Jan 2005–Dec 2007 36-Month	104.65" (2,658.11mm)	96.36" (2,447.54mm)	8.29" (210.57mm)	26th Wettest	Wettest since: 1995	2010
Jan 2004–Dec 2007 48-Month	140.06" (3,557.52mm)	128.37" (3,260.60mm)	11.69" (296.92mm)	99th Driest	Driest since: 2006	1958
Jan 2004–Dec 2007 48-Month	140.06" (3,557.52mm)	128.37" (3,260.60mm)	11.69" (296.92mm)	27th Wettest	Wettest since: 1996	2010
Jan 2003–Dec 2007 60-Month	168.75" (4,286.25mm)	160.36" (4,073.14mm)	8.39" (213.11mm)	90th Driest	Driest since: 2006	1956
Jan 2003–Dec 2007 60-Month	168.75" (4,286.25mm)	160.36" (4,073.14mm)	8.39" (213.11mm)	35th Wettest	Wettest since: 1997	2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings