Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Wisconsin, Climate Division 4

December 2017 Palmer Z-Index Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
December 2017
1-Month
-0.260.03-0.2956th Driest
Driest since:
1976
75th Wettest
Wettest since:
2015
Nov–Dec 2017
2-Month
-0.570.07-0.6446th Driest
Driest since:
1976
85th Wettest
Wettest since:
1991
Oct–Dec 2017
3-Month
0.730.100.6385th Driest
Driest since:
1976
46th Wettest
Wettest since:
1911
Sep–Dec 2017
4-Month
-0.020.10-0.1262nd Driest
Driest since:
1976
69th Wettest
Wettest since:
1911
Aug–Dec 2017
5-Month
0.210.080.1362nd Driest
Driest since:
1976
69th Wettest
Wettest since:
1911
Jul–Dec 2017
6-Month
0.550.110.4477th Driest
Driest since:
1976
54th Wettest
Wettest since:
1900
Jun–Dec 2017
7-Month
0.630.120.5180th Driest
Driest since:
1976
51st Wettest
Wettest since:
2010
May–Dec 2017
8-Month
0.970.130.8497th Driest
Driest since:
1976
34th Wettest
Wettest since:
2019
Ties: 1979, 2007
Apr–Dec 2017
9-Month
1.120.121.00103rd Driest
Driest since:
1910
28th Wettest
Wettest since:
2019
Mar–Dec 2017
10-Month
1.040.120.92107th Driest
Driest since:
1910
24th Wettest
Wettest since:
2019
Ties: 1972
Feb–Dec 2017
11-Month
1.080.120.96111th Driest
Driest since:
1910
20th Wettest
Wettest since:
2019
Ties: 1975, 1991
Jan–Dec 2017
12-Month
1.230.131.10121st Driest
Driest since:
1910
10th Wettest
Wettest since:
2019
Jul 2016–Dec 2017
18-Month
1.630.131.50127th Driest
Driest since:
1910
3rd Wettest
Wettest since:
2019
Jan 2016–Dec 2017
24-Month
1.300.131.17128th Driest
Driest since:
1949
2nd WettestWettest to Date2019
Jan 2015–Dec 2017
36-Month
1.270.141.13126th Driest
Driest since:
1950
3rd Wettest
Wettest since:
2019
Jan 2014–Dec 2017
48-Month
1.290.131.16126th Driest
Driest since:
1934
2nd WettestWettest to Date2019
Jan 2013–Dec 2017
60-Month
1.120.130.99123rd Driest
Driest since:
1934
4th WettestWettest to Date2019

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