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, January 1949

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
January 1949 1-Month	2.70" (68.58mm)	0.98" (24.89mm)	1.72" (43.69mm)	128th Driest	Driest since: 1948	1981
January 1949 1-Month	2.70" (68.58mm)	0.98" (24.89mm)	1.72" (43.69mm)	1st Wettest	Wettest to Date	1949
Dec 1948–Jan 1949 2-Month	4.38" (111.25mm)	2.08" (52.83mm)	2.30" (58.42mm)	126th Driest	Driest since: 1948	2003
Dec 1948–Jan 1949 2-Month	4.38" (111.25mm)	2.08" (52.83mm)	2.30" (58.42mm)	2nd Wettest	Wettest to Date	2016
Nov 1948–Jan 1949 3-Month	7.10" (180.34mm)	3.82" (97.03mm)	3.28" (83.31mm)	123rd Driest	Driest since: 1948	2003
Nov 1948–Jan 1949 3-Month	7.10" (180.34mm)	3.82" (97.03mm)	3.28" (83.31mm)	5th Wettest	Wettest since: 1932	1932
Oct 1948–Jan 1949 4-Month	9.02" (229.11mm)	6.13" (155.70mm)	2.89" (73.41mm)	115th Driest	Driest since: 1948	1911
Oct 1948–Jan 1949 4-Month	9.02" (229.11mm)	6.13" (155.70mm)	2.89" (73.41mm)	13th Wettest	Wettest since: 1942	1932
Sep 1948–Jan 1949 5-Month	11.05" (280.67mm)	9.83" (249.68mm)	1.22" (30.99mm)	84th Driest	Driest since: 1948	1977
	11.05" (280.67mm)	9.83" (249.68mm)	1.22" (30.99mm)	44th Wettest	Wettest since: 1947	1932
	Ties: 1939
Aug 1948–Jan 1949 6-Month	13.67" (347.22mm)	13.69" (347.73mm)	-0.02" (-0.51mm)	68th Driest	Driest since: 1948	1977
Aug 1948–Jan 1949 6-Month	13.67" (347.22mm)	13.69" (347.73mm)	-0.02" (-0.51mm)	60th Wettest	Wettest since: 1947	2019
Jul 1948–Jan 1949 7-Month	17.96" (456.18mm)	17.57" (446.28mm)	0.39" (9.90mm)	74th Driest	Driest since: 1948	1977
Jul 1948–Jan 1949 7-Month	17.96" (456.18mm)	17.57" (446.28mm)	0.39" (9.90mm)	54th Wettest	Wettest since: 1947	2019
Jun 1948–Jan 1949 8-Month	21.49" (545.85mm)	22.18" (563.37mm)	-0.69" (-17.52mm)	58th Driest	Driest since: 1946	1977
Jun 1948–Jan 1949 8-Month	21.49" (545.85mm)	22.18" (563.37mm)	-0.69" (-17.52mm)	70th Wettest	Wettest since: 1948	2019
May 1948–Jan 1949 9-Month	23.80" (604.52mm)	26.22" (665.99mm)	-2.42" (-61.47mm)	37th Driest	Driest since: 1940	1977
	23.80" (604.52mm)	26.22" (665.99mm)	-2.42" (-61.47mm)	91st Wettest	Wettest since: 1948	1994
	Ties: 2003
Apr 1948–Jan 1949 10-Month	26.46" (672.08mm)	29.17" (740.92mm)	-2.71" (-68.84mm)	39th Driest	Driest since: 1940	1911
Apr 1948–Jan 1949 10-Month	26.46" (672.08mm)	29.17" (740.92mm)	-2.71" (-68.84mm)	89th Wettest	Wettest since: 1948	1994
Mar 1948–Jan 1949 11-Month	28.97" (735.84mm)	31.14" (790.96mm)	-2.17" (-55.12mm)	44th Driest	Driest since: 1940	1911
Mar 1948–Jan 1949 11-Month	28.97" (735.84mm)	31.14" (790.96mm)	-2.17" (-55.12mm)	84th Wettest	Wettest since: 1948	1994
Feb 1948–Jan 1949 12-Month	30.84" (783.34mm)	32.15" (816.61mm)	-1.31" (-33.27mm)	52nd Driest	Driest since: 1940	1911
Feb 1948–Jan 1949 12-Month	30.84" (783.34mm)	32.15" (816.61mm)	-1.31" (-33.27mm)	76th Wettest	Wettest since: 1948	1994
Aug 1947–Jan 1949 18-Month	41.89" (1,064.01mm)	45.86" (1,164.84mm)	-3.97" (-100.83mm)	34th Driest	Driest since: 1941	1957
	41.89" (1,064.01mm)	45.86" (1,164.84mm)	-3.97" (-100.83mm)	93rd Wettest	Wettest since: 1948	2020
	Ties: 1905
Feb 1947–Jan 1949 24-Month	64.23" (1,631.44mm)	64.28" (1,632.71mm)	-0.05" (-1.27mm)	64th Driest	Driest since: 1944	1990
Feb 1947–Jan 1949 24-Month	64.23" (1,631.44mm)	64.28" (1,632.71mm)	-0.05" (-1.27mm)	63rd Wettest	Wettest since: 1948	2020
Feb 1946–Jan 1949 36-Month	98.73" (2,507.74mm)	96.29" (2,445.77mm)	2.44" (61.97mm)	73rd Driest	Driest since: 1942	1958
Feb 1946–Jan 1949 36-Month	98.73" (2,507.74mm)	96.29" (2,445.77mm)	2.44" (61.97mm)	53rd Wettest	Wettest since: 1948	2011
Feb 1945–Jan 1949 48-Month	134.06" (3,405.12mm)	128.27" (3,258.06mm)	5.79" (147.06mm)	83rd Driest	Driest since: 1944	1959
Feb 1945–Jan 1949 48-Month	134.06" (3,405.12mm)	128.27" (3,258.06mm)	5.79" (147.06mm)	42nd Wettest	Wettest since: 1948	2011
Feb 1944–Jan 1949 60-Month	170.32" (4,326.13mm)	160.30" (4,071.62mm)	10.02" (254.51mm)	91st Driest	Driest since: 1947	1957
Feb 1944–Jan 1949 60-Month	170.32" (4,326.13mm)	160.30" (4,071.62mm)	10.02" (254.51mm)	33rd Wettest	Wettest since: 1948	2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings