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 1900

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
December 1900
1-Month
0.63"
(16.00mm)
1.25"
(31.75mm)
-0.62"
(-15.75mm)
8th Driest
Driest since:
1943
121st Wettest
Wettest since:
2015
Ties: 1919
Nov–Dec 1900
2-Month
2.16"
(54.86mm)
3.10"
(78.74mm)
-0.94"
(-23.88mm)
22nd Driest
Driest since:
1976
107th Wettest
Wettest since:
2015
Oct–Dec 1900
3-Month
6.12"
(155.45mm)
5.38"
(136.65mm)
0.74"
(18.80mm)
82nd Driest
Driest since:
1976
47th Wettest
Wettest since:
1982
Sep–Dec 1900
4-Month
11.35"
(288.29mm)
8.74"
(222.00mm)
2.61"
(66.29mm)
108th Driest
Driest since:
1976
21st Wettest
Wettest to Date
2019
Aug–Dec 1900
5-Month
16.57"
(420.88mm)
12.27"
(311.66mm)
4.30"
(109.22mm)
120th Driest
Driest since:
1976
9th Wettest
Wettest to Date
2019
Jul–Dec 1900
6-Month
22.45"
(570.23mm)
15.84"
(402.34mm)
6.61"
(167.89mm)
128th Driest
Driest since:
1976
1st Wettest
Wettest to Date
1900
Jun–Dec 1900
7-Month
24.97"
(634.24mm)
19.89"
(505.21mm)
5.08"
(129.03mm)
124th Driest
Driest since:
1976
5th Wettest
Wettest to Date
2010
May–Dec 1900
8-Month
26.84"
(681.74mm)
23.31"
(592.07mm)
3.53"
(89.67mm)
108th Driest
Driest since:
1976
21st Wettest
Wettest to Date
2019
Apr–Dec 1900
9-Month
28.84"
(732.54mm)
25.81"
(655.57mm)
3.03"
(76.97mm)
100th Driest
Driest since:
1976
29th Wettest
Wettest since:
2019
Mar–Dec 1900
10-Month
30.36"
(771.14mm)
27.52"
(699.01mm)
2.84"
(72.13mm)
95th Driest
Driest since:
1910
34th Wettest
Wettest since:
2019
Feb–Dec 1900
11-Month
31.75"
(806.45mm)
28.54"
(724.92mm)
3.21"
(81.53mm)
96th Driest
Driest since:
1910
33rd Wettest
Wettest since:
2019
Jan–Dec 1900
12-Month
32.55"
(826.77mm)
29.68"
(753.87mm)
2.87"
(72.90mm)
97th Driest
Driest since:
1910
32nd Wettest
Wettest since:
2019
Jul 1899–Dec 1900
18-Month
47.01"
(1,194.05mm)
45.59"
(1,157.99mm)
1.42"
(36.06mm)
80th Driest
Driest since:
1976
48th Wettest
Wettest to Date
2019
Jan 1899–Dec 1900
24-Month
62.53"
(1,588.26mm)
59.39"
(1,508.51mm)
3.14"
(79.75mm)
85th Driest
Driest since:
1989
43rd Wettest
Wettest to Date
2019
Jan 1898–Dec 1900
36-Month
90.27"
(2,292.86mm)
89.07"
(2,262.38mm)
1.20"
(30.48mm)
58th Driest
Driest since:
1989
69th Wettest
Wettest to Date
2019
Jan 1897–Dec 1900
48-Month
118.53"
(3,010.66mm)
118.71"
(3,015.23mm)
-0.18"
(-4.57mm)
51st Driest
Driest since:
1936
75th Wettest
Wettest since:
2019
Jan 1896–Dec 1900
60-Month
151.33"
(3,843.78mm)
148.36"
(3,768.34mm)
2.97"
(75.44mm)
68th Driest
Driest since:
1936
57th Wettest
Wettest to Date
2019

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