Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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 1901

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
December 1901
1-Month
1.12"
(28.45mm)
1.25"
(31.75mm)
-0.13"
(-3.30mm)
47th Driest
Driest since:
1943
82nd Wettest
Wettest since:
2015
Ties: 1938, 1974, 1981
Nov–Dec 1901
2-Month
2.05"
(52.07mm)
3.10"
(78.74mm)
-1.05"
(-26.67mm)
19th Driest
Driest since:
1976
110th Wettest
Wettest since:
2015
Oct–Dec 1901
3-Month
4.48"
(113.79mm)
5.38"
(136.65mm)
-0.90"
(-22.86mm)
35th Driest
Driest since:
1976
94th Wettest
Wettest since:
1982
Sep–Dec 1901
4-Month
8.15"
(207.01mm)
8.74"
(222.00mm)
-0.59"
(-14.99mm)
50th Driest
Driest since:
1976
79th Wettest
Wettest since:
2019
Ties: 2020
Aug–Dec 1901
5-Month
10.16"
(258.06mm)
12.27"
(311.66mm)
-2.11"
(-53.60mm)
27th Driest
Driest since:
1976
102nd Wettest
Wettest since:
2019
Jul–Dec 1901
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: 2003
Jun–Dec 1901
7-Month
18.08"
(459.23mm)
19.89"
(505.21mm)
-1.81"
(-45.98mm)
33rd Driest
Driest since:
1976
96th Wettest
Wettest since:
2010
May–Dec 1901
8-Month
20.12"
(511.05mm)
23.31"
(592.07mm)
-3.19"
(-81.02mm)
19th Driest
Driest since:
1976
110th Wettest
Wettest since:
2019
Apr–Dec 1901
9-Month
21.60"
(548.64mm)
25.81"
(655.57mm)
-4.21"
(-106.93mm)
11th Driest
Driest since:
1976
118th Wettest
Wettest since:
2019
Mar–Dec 1901
10-Month
24.07"
(611.38mm)
27.52"
(699.01mm)
-3.45"
(-87.63mm)
17th Driest
Driest since:
1910
112th Wettest
Wettest since:
2019
Ties: 1934
Feb–Dec 1901
11-Month
24.88"
(631.95mm)
28.54"
(724.92mm)
-3.66"
(-92.97mm)
16th Driest
Driest since:
1910
113th Wettest
Wettest since:
2019
Jan–Dec 1901
12-Month
25.68"
(652.27mm)
29.68"
(753.87mm)
-4.00"
(-101.60mm)
16th Driest
Driest since:
1910
113th Wettest
Wettest since:
2019
Jul 1900–Dec 1901
18-Month
48.13"
(1,222.50mm)
45.59"
(1,157.99mm)
2.54"
(64.51mm)
87th Driest
Driest since:
1976
41st Wettest
Wettest to Date
2019
Jan 1900–Dec 1901
24-Month
58.23"
(1,479.04mm)
59.39"
(1,508.51mm)
-1.16"
(-29.47mm)
45th Driest
Driest since:
1989
83rd Wettest
Wettest since:
2019
Jan 1899–Dec 1901
36-Month
88.21"
(2,240.53mm)
89.07"
(2,262.38mm)
-0.86"
(-21.85mm)
48th Driest
Driest since:
1989
79th Wettest
Wettest since:
2019
Jan 1898–Dec 1901
48-Month
115.95"
(2,945.13mm)
118.71"
(3,015.23mm)
-2.76"
(-70.10mm)
36th Driest
Driest since:
1936
90th Wettest
Wettest since:
2019
Jan 1897–Dec 1901
60-Month
144.21"
(3,662.93mm)
148.36"
(3,768.34mm)
-4.15"
(-105.41mm)
33rd Driest
Driest since:
1936
92nd Wettest
Wettest since:
2019

Citing This Page