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.

Michigan, Climate Division 4

December 1956 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 1956
1-Month
-1.08-0.24-0.8439th Driest
Driest since:
1930
92nd Wettest
Wettest since:
1972
Nov–Dec 1956
2-Month
-1.01-0.22-0.7938th Driest
Driest since:
1930
93rd Wettest
Wettest since:
2019
Oct–Dec 1956
3-Month
-1.68-0.18-1.5027th Driest
Driest since:
1930
104th Wettest
Wettest since:
2019
Ties: 1946
Sep–Dec 1956
4-Month
-1.57-0.24-1.3328th Driest
Driest since:
1908
103rd Wettest
Wettest since:
2019
Aug–Dec 1956
5-Month
-0.84-0.22-0.6243rd Driest
Driest since:
1930
88th Wettest
Wettest since:
2014
Jul–Dec 1956
6-Month
-0.26-0.17-0.0958th Driest
Driest since:
1930
73rd Wettest
Wettest since:
2014
Jun–Dec 1956
7-Month
-0.34-0.16-0.1858th Driest
Driest since:
1908
73rd Wettest
Wettest since:
1986
May–Dec 1956
8-Month
-0.31-0.13-0.1854th Driest
Driest since:
1955
77th Wettest
Wettest since:
2019
Apr–Dec 1956
9-Month
-0.05-0.100.0560th Driest
Driest since:
1955
71st Wettest
Wettest since:
2014
Mar–Dec 1956
10-Month
-0.06-0.090.0361st Driest
Driest since:
1955
70th Wettest
Wettest since:
2014
Feb–Dec 1956
11-Month
-0.09-0.08-0.0157th Driest
Driest since:
1955
74th Wettest
Wettest since:
2019
Ties: 1920
Jan–Dec 1956
12-Month
-0.32-0.08-0.2445th Driest
Driest since:
1955
86th Wettest
Wettest since:
2019
Ties: 1904, 1937
Jul 1955–Dec 1956
18-Month
-1.11-0.10-1.019th Driest
Driest since:
1914
121st Wettest
Wettest since:
1985
Jan 1955–Dec 1956
24-Month
-1.10-0.07-1.035th Driest
Driest since:
1914
125th Wettest
Wettest since:
2020
Jan 1954–Dec 1956
36-Month
-0.44-0.06-0.3823rd Driest
Driest since:
1910
106th Wettest
Wettest since:
2019
Jan 1953–Dec 1956
48-Month
-0.37-0.05-0.3221st Driest
Driest since:
1911
107th Wettest
Wettest since:
2020
Jan 1952–Dec 1956
60-Month
-0.36-0.05-0.3124th Driest
Driest since:
1914
103rd Wettest
Wettest since:
2021
Ties: 1936

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