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 1975

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1975
1-Month
1.17"
(29.72mm)
1.25"
(31.75mm)
-0.08"
(-2.03mm)
54th Driest
Driest since:
1943
74th Wettest
Wettest since:
2015
Nov–Dec 1975
2-Month
4.40"
(111.76mm)
3.10"
(78.74mm)
1.30"
(33.02mm)
116th Driest
Driest since:
1976
12th Wettest
Wettest since:
2015
Oct–Dec 1975
3-Month
5.40"
(137.16mm)
5.38"
(136.65mm)
0.02"
(0.51mm)
63rd Driest
Driest since:
1976
65th Wettest
Wettest since:
1982
Sep–Dec 1975
4-Month
7.86"
(199.64mm)
8.74"
(222.00mm)
-0.88"
(-22.36mm)
43rd Driest
Driest since:
1976
85th Wettest
Wettest since:
2019
Aug–Dec 1975
5-Month
12.81"
(325.37mm)
12.27"
(311.66mm)
0.54"
(13.71mm)
73rd Driest
Driest since:
1976
55th Wettest
Wettest since:
2019
Ties: 1919
Jul–Dec 1975
6-Month
14.89"
(378.21mm)
15.84"
(402.34mm)
-0.95"
(-24.13mm)
50th Driest
Driest since:
1976
78th Wettest
Wettest since:
1900
Jun–Dec 1975
7-Month
20.09"
(510.29mm)
19.89"
(505.21mm)
0.20"
(5.08mm)
60th Driest
Driest since:
1976
68th Wettest
Wettest since:
2010
Ties: 1938
May–Dec 1975
8-Month
22.86"
(580.64mm)
23.31"
(592.07mm)
-0.45"
(-11.43mm)
47th Driest
Driest since:
1976
81st Wettest
Wettest since:
2019
Apr–Dec 1975
9-Month
26.12"
(663.45mm)
25.81"
(655.57mm)
0.31"
(7.88mm)
65th Driest
Driest since:
1976
63rd Wettest
Wettest since:
2019
Ties: 1899
Mar–Dec 1975
10-Month
28.15"
(715.01mm)
27.52"
(699.01mm)
0.63"
(16.00mm)
68th Driest
Driest since:
1910
60th Wettest
Wettest since:
2019
Ties: 1947
Feb–Dec 1975
11-Month
29.25"
(742.95mm)
28.54"
(724.92mm)
0.71"
(18.03mm)
68th Driest
Driest since:
1910
60th Wettest
Wettest since:
2019
Jan–Dec 1975
12-Month
31.40"
(797.56mm)
29.68"
(753.87mm)
1.72"
(43.69mm)
82nd Driest
Driest since:
1910
46th Wettest
Wettest since:
2019
Ties: 1995
Jul 1974–Dec 1975
18-Month
44.99"
(1,142.75mm)
45.59"
(1,157.99mm)
-0.60"
(-15.24mm)
47th Driest
Driest since:
1976
80th Wettest
Wettest since:
2019
Jan 1974–Dec 1975
24-Month
60.05"
(1,525.27mm)
59.39"
(1,508.51mm)
0.66"
(16.76mm)
63rd Driest
Driest since:
1989
64th Wettest
Wettest since:
2019
Jan 1973–Dec 1975
36-Month
94.23"
(2,393.44mm)
89.07"
(2,262.38mm)
5.16"
(131.06mm)
90th Driest
Driest since:
1989
36th Wettest
Wettest since:
2019
Jan 1972–Dec 1975
48-Month
127.34"
(3,234.44mm)
118.71"
(3,015.23mm)
8.63"
(219.21mm)
102nd Driest
Driest since:
1936
23rd Wettest
Wettest since:
2019
Jan 1971–Dec 1975
60-Month
157.45"
(3,999.23mm)
148.36"
(3,768.34mm)
9.09"
(230.89mm)
95th Driest
Driest since:
1936
29th Wettest
Wettest since:
2019

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