Regional Rankings

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Month:

Region:

Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Upper Midwest Climate Region

Precipitation Rankings, December 1981

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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 1981 1-Month	1.12" (28.45mm)	1.25" (31.75mm)	-0.13" (-3.30mm)	47th Driest	Driest since: 1979	1943
	1.12" (28.45mm)	1.25" (31.75mm)	-0.13" (-3.30mm)	82nd Wettest	Wettest since: 1980	2015
	Ties: 1901, 1938, 1974
Nov–Dec 1981 2-Month	2.37" (60.20mm)	3.10" (78.74mm)	-0.73" (-18.54mm)	32nd Driest	Driest since: 1980	1976
	2.37" (60.20mm)	3.10" (78.74mm)	-0.73" (-18.54mm)	97th Wettest	Wettest since: 1979	2015
	Ties: 1963, 1967
Oct–Dec 1981 3-Month	5.71" (145.03mm)	5.38" (136.65mm)	0.33" (8.38mm)	71st Driest	Driest since: 1980	1976
Oct–Dec 1981 3-Month	5.71" (145.03mm)	5.38" (136.65mm)	0.33" (8.38mm)	58th Wettest	Wettest since: 1979	1982
Sep–Dec 1981 4-Month	8.54" (216.92mm)	8.74" (222.00mm)	-0.20" (-5.08mm)	61st Driest	Driest since: 1980	1976
Sep–Dec 1981 4-Month	8.54" (216.92mm)	8.74" (222.00mm)	-0.20" (-5.08mm)	68th Wettest	Wettest since: 1978	2019
Aug–Dec 1981 5-Month	13.00" (330.20mm)	12.27" (311.66mm)	0.73" (18.54mm)	78th Driest	Driest since: 1979	1976
Aug–Dec 1981 5-Month	13.00" (330.20mm)	12.27" (311.66mm)	0.73" (18.54mm)	51st Wettest	Wettest since: 1980	2019
Jul–Dec 1981 6-Month	16.63" (422.40mm)	15.84" (402.34mm)	0.79" (20.06mm)	79th Driest	Driest since: 1979	1976
	16.63" (422.40mm)	15.84" (402.34mm)	0.79" (20.06mm)	50th Wettest	Wettest since: 1980	1900
	Ties: 2008
Jun–Dec 1981 7-Month	21.81" (553.97mm)	19.89" (505.21mm)	1.92" (48.76mm)	94th Driest	Driest since: 1980	1976
Jun–Dec 1981 7-Month	21.81" (553.97mm)	19.89" (505.21mm)	1.92" (48.76mm)	35th Wettest	Wettest since: 1978	2010
May–Dec 1981 8-Month	24.08" (611.63mm)	23.31" (592.07mm)	0.77" (19.56mm)	75th Driest	Driest since: 1980	1976
May–Dec 1981 8-Month	24.08" (611.63mm)	23.31" (592.07mm)	0.77" (19.56mm)	54th Wettest	Wettest since: 1978	2019
Apr–Dec 1981 9-Month	27.60" (701.04mm)	25.81" (655.57mm)	1.79" (45.47mm)	83rd Driest	Driest since: 1980	1976
Apr–Dec 1981 9-Month	27.60" (701.04mm)	25.81" (655.57mm)	1.79" (45.47mm)	46th Wettest	Wettest since: 1978	2019
Mar–Dec 1981 10-Month	28.44" (722.38mm)	27.52" (699.01mm)	0.92" (23.37mm)	71st Driest	Driest since: 1980	1910
	28.44" (722.38mm)	27.52" (699.01mm)	0.92" (23.37mm)	58th Wettest	Wettest since: 1979	2019
	Ties: 1961
Feb–Dec 1981 11-Month	30.21" (767.33mm)	28.54" (724.92mm)	1.67" (42.41mm)	81st Driest	Driest since: 1980	1910
Feb–Dec 1981 11-Month	30.21" (767.33mm)	28.54" (724.92mm)	1.67" (42.41mm)	48th Wettest	Wettest since: 1977	2019
Jan–Dec 1981 12-Month	30.51" (774.95mm)	29.68" (753.87mm)	0.83" (21.08mm)	70th Driest	Driest since: 1980	1910
Jan–Dec 1981 12-Month	30.51" (774.95mm)	29.68" (753.87mm)	0.83" (21.08mm)	59th Wettest	Wettest since: 1979	2019
Jul 1980–Dec 1981 18-Month	47.68" (1,211.07mm)	45.59" (1,157.99mm)	2.09" (53.08mm)	84th Driest	Driest since: 1980	1976
Jul 1980–Dec 1981 18-Month	47.68" (1,211.07mm)	45.59" (1,157.99mm)	2.09" (53.08mm)	44th Wettest	Wettest since: 1979	2019
Jan 1980–Dec 1981 24-Month	58.81" (1,493.77mm)	59.39" (1,508.51mm)	-0.58" (-14.74mm)	50th Driest	Driest since: 1977	1989
Jan 1980–Dec 1981 24-Month	58.81" (1,493.77mm)	59.39" (1,508.51mm)	-0.58" (-14.74mm)	78th Wettest	Wettest since: 1980	2019
Jan 1979–Dec 1981 36-Month	90.31" (2,293.87mm)	89.07" (2,262.38mm)	1.24" (31.49mm)	59th Driest	Driest since: 1978	1989
Jan 1979–Dec 1981 36-Month	90.31" (2,293.87mm)	89.07" (2,262.38mm)	1.24" (31.49mm)	68th Wettest	Wettest since: 1980	2019
Jan 1978–Dec 1981 48-Month	121.27" (3,080.26mm)	118.71" (3,015.23mm)	2.56" (65.03mm)	67th Driest	Driest since: 1979	1936
Jan 1978–Dec 1981 48-Month	121.27" (3,080.26mm)	118.71" (3,015.23mm)	2.56" (65.03mm)	59th Wettest	Wettest since: 1980	2019
Jan 1977–Dec 1981 60-Month	156.30" (3,970.02mm)	148.36" (3,768.34mm)	7.94" (201.68mm)	92nd Driest	Driest since: 1980	1936
Jan 1977–Dec 1981 60-Month	156.30" (3,970.02mm)	148.36" (3,768.34mm)	7.94" (201.68mm)	33rd Wettest	Wettest since: 1975	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on April 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings