Regional Rankings

Regional Data Info
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 2003

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
December 2003
1-Month 		1.24"
(31.50mm)		 1.25"
(31.75mm)		 -0.01"
(-0.25mm)		 59th Driest
Driest since:
 1943
70th Wettest
Wettest since:
 2015
Ties: 1912
Nov–Dec 2003
2-Month 		4.07"
(103.38mm)		 3.10"
(78.74mm)		 0.97"
(24.64mm)		 105th Driest
Driest since:
 1976
24th Wettest
Wettest since:
 2015
Oct–Dec 2003
3-Month 		5.49"
(139.45mm)		 5.38"
(136.65mm)		 0.11"
(2.80mm)		 64th Driest
Driest since:
 1976
65th Wettest
Wettest since:
 1982
Sep–Dec 2003
4-Month 		8.59"
(218.19mm)		 8.74"
(222.00mm)		 -0.15"
(-3.81mm)		 62nd Driest
Driest since:
 1976
67th Wettest
Wettest since:
 2019
Aug–Dec 2003
5-Month 		10.33"
(262.38mm)		 12.27"
(311.66mm)		 -1.94"
(-49.28mm)		 31st Driest
Driest since:
 1976
98th Wettest
Wettest since:
 2019
Jul–Dec 2003
6-Month 		13.78"
(350.01mm)		 15.84"
(402.34mm)		 -2.06"
(-52.33mm)		 24th Driest
Driest since:
 1976
105th Wettest
Wettest since:
 1900
Ties: 1901
Jun–Dec 2003
7-Month 		17.58"
(446.53mm)		 19.89"
(505.21mm)		 -2.31"
(-58.68mm)		 22nd Driest
Driest since:
 1976
107th Wettest
Wettest since:
 2010
May–Dec 2003
8-Month 		21.76"
(552.70mm)		 23.31"
(592.07mm)		 -1.55"
(-39.37mm)		 36th Driest
Driest since:
 1976
93rd Wettest
Wettest since:
 2019
Apr–Dec 2003
9-Month 		24.40"
(619.76mm)		 25.81"
(655.57mm)		 -1.41"
(-35.81mm)		 36th Driest
Driest since:
 1976
93rd Wettest
Wettest since:
 2019
Mar–Dec 2003
10-Month 		25.80"
(655.32mm)		 27.52"
(699.01mm)		 -1.72"
(-43.69mm)		 33rd Driest
Driest since:
 1910
96th Wettest
Wettest since:
 2019
Ties: 1962
Feb–Dec 2003
11-Month 		26.51"
(673.35mm)		 28.54"
(724.92mm)		 -2.03"
(-51.57mm)		 31st Driest
Driest since:
 1910
98th Wettest
Wettest since:
 2019
Jan–Dec 2003
12-Month 		26.95"
(684.53mm)		 29.68"
(753.87mm)		 -2.73"
(-69.34mm)		 22nd Driest
Driest since:
 1910
107th Wettest
Wettest since:
 2019
Jul 2002–Dec 2003
18-Month 		42.94"
(1,090.68mm)		 45.59"
(1,157.99mm)		 -2.65"
(-67.31mm)		 30th Driest
Driest since:
 1976
98th Wettest
Wettest since:
 2019
Jan 2002–Dec 2003
24-Month 		57.71"
(1,465.83mm)		 59.39"
(1,508.51mm)		 -1.68"
(-42.68mm)		 38th Driest
Driest since:
 1989
90th Wettest
Wettest since:
 2019
Ties: 1955
Jan 2001–Dec 2003
36-Month 		90.79"
(2,306.07mm)		 89.07"
(2,262.38mm)		 1.72"
(43.69mm)		 65th Driest
Driest since:
 1989
62nd Wettest
Wettest since:
 2019
Jan 2000–Dec 2003
48-Month 		121.69"
(3,090.93mm)		 118.71"
(3,015.23mm)		 2.98"
(75.70mm)		 70th Driest
Driest since:
 1936
56th Wettest
Wettest since:
 2019
Jan 1999–Dec 2003
60-Month 		153.11"
(3,888.99mm)		 148.36"
(3,768.34mm)		 4.75"
(120.65mm)		 72nd Driest
Driest since:
 1936
53rd Wettest
Wettest since:
 2019

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