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 7

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
-1.31-0.11-1.2030th Driest
Driest since:
1930
101st Wettest
Wettest since:
1972
Nov–Dec 1956
2-Month
-1.73-0.08-1.6520th Driest
Driest since:
1930
111th Wettest
Wettest since:
1959
Oct–Dec 1956
3-Month
-2.17-0.05-2.128th Driest
Driest since:
1930
123rd Wettest
Wettest since:
1990
Sep–Dec 1956
4-Month
-2.21-0.07-2.146th Driest
Driest since:
1930
125th Wettest
Wettest since:
1986
Aug–Dec 1956
5-Month
-1.05-0.05-1.0028th Driest
Driest since:
1930
103rd Wettest
Wettest since:
1986
Ties: 1914
Jul–Dec 1956
6-Month
-0.530.02-0.5543rd Driest
Driest since:
1930
88th Wettest
Wettest since:
1986
Jun–Dec 1956
7-Month
-0.540.02-0.5641st Driest
Driest since:
1930
90th Wettest
Wettest since:
1986
May–Dec 1956
8-Month
0.030.05-0.0265th Driest
Driest since:
1930
66th Wettest
Wettest since:
1902
Ties: 1935
Apr–Dec 1956
9-Month
0.280.070.2176th Driest
Driest since:
1930
55th Wettest
Wettest since:
1996
Mar–Dec 1956
10-Month
0.320.060.2680th Driest
Driest since:
1930
51st Wettest
Wettest since:
1902
Feb–Dec 1956
11-Month
0.380.060.3287th Driest
Driest since:
1930
44th Wettest
Wettest since:
1996
Jan–Dec 1956
12-Month
0.240.070.1773rd Driest
Driest since:
1930
58th Wettest
Wettest since:
1996
Jul 1955–Dec 1956
18-Month
-0.200.05-0.2543rd Driest
Driest since:
1931
87th Wettest
Wettest since:
1986
Ties: 1924
Jan 1955–Dec 1956
24-Month
-0.360.06-0.4224th Driest
Driest since:
1931
106th Wettest
Wettest since:
1986
Jan 1954–Dec 1956
36-Month
-0.080.06-0.1441st Driest
Driest since:
1936
88th Wettest
Wettest since:
1986
Jan 1953–Dec 1956
48-Month
-0.110.07-0.1833rd Driest
Driest since:
1936
95th Wettest
Wettest since:
1986
Ties: 1948
Jan 1952–Dec 1956
60-Month
-0.140.07-0.2127th Driest
Driest since:
1934
100th Wettest
Wettest since:
1986
Ties: 1917, 1918

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