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 1940 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 1940
1-Month
1.020.030.9995th Driest
Driest since:
1976
36th Wettest
Wettest since:
2015
Nov–Dec 1940
2-Month
1.460.071.39105th Driest
Driest since:
1976
26th Wettest
Wettest since:
1991
Oct–Dec 1940
3-Month
0.850.100.7592nd Driest
Driest since:
1976
39th Wettest
Wettest since:
1911
Sep–Dec 1940
4-Month
-0.190.10-0.2954th Driest
Driest since:
1976
77th Wettest
Wettest since:
1911
Aug–Dec 1940
5-Month
0.150.080.0757th Driest
Driest since:
1976
74th Wettest
Wettest since:
1911
Jul–Dec 1940
6-Month
-0.220.11-0.3350th Driest
Driest since:
1976
81st Wettest
Wettest since:
1900
Jun–Dec 1940
7-Month
0.280.120.1666th Driest
Driest since:
1976
65th Wettest
Wettest since:
2010
May–Dec 1940
8-Month
0.130.130.0056th Driest
Driest since:
1976
75th Wettest
Wettest since:
2019
Apr–Dec 1940
9-Month
0.040.12-0.0852nd Driest
Driest since:
1910
79th Wettest
Wettest since:
2019
Mar–Dec 1940
10-Month
-0.140.12-0.2644th Driest
Driest since:
1910
87th Wettest
Wettest since:
2019
Feb–Dec 1940
11-Month
-0.280.12-0.4036th Driest
Driest since:
1910
95th Wettest
Wettest since:
2019
Jan–Dec 1940
12-Month
-0.470.13-0.6028th Driest
Driest since:
1910
103rd Wettest
Wettest since:
2019
Jul 1939–Dec 1940
18-Month
-0.870.13-1.0013th Driest
Driest since:
1910
117th Wettest
Wettest since:
2019
Jan 1939–Dec 1940
24-Month
-0.720.13-0.8513th Driest
Driest since:
1949
117th Wettest
Wettest since:
2019
Jan 1938–Dec 1940
36-Month
0.040.14-0.1043rd Driest
Driest since:
1950
86th Wettest
Wettest since:
2019
Jan 1937–Dec 1940
48-Month
-0.250.13-0.3822nd Driest
Driest since:
1934
106th Wettest
Wettest since:
2019
Jan 1936–Dec 1940
60-Month
-0.460.13-0.598th Driest
Driest since:
1934
119th Wettest
Wettest since:
2019

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