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 1957 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 1957
1-Month
1.00-0.111.11100th Driest
Driest since:
1930
31st Wettest
Wettest since:
1972
Nov–Dec 1957
2-Month
1.10-0.081.1898th Driest
Driest since:
1930
33rd Wettest
Wettest since:
1959
Oct–Dec 1957
3-Month
1.34-0.051.39108th Driest
Driest since:
1930
23rd Wettest
Wettest since:
1990
Sep–Dec 1957
4-Month
1.29-0.071.36108th Driest
Driest since:
1930
23rd Wettest
Wettest since:
1986
Aug–Dec 1957
5-Month
0.68-0.050.7392nd Driest
Driest since:
1930
39th Wettest
Wettest since:
1986
Jul–Dec 1957
6-Month
1.050.021.03100th Driest
Driest since:
1930
31st Wettest
Wettest since:
1986
Jun–Dec 1957
7-Month
1.140.021.12107th Driest
Driest since:
1930
24th Wettest
Wettest since:
1986
Ties: 1950
May–Dec 1957
8-Month
1.190.051.14107th Driest
Driest since:
1930
24th Wettest
Wettest since:
1902
Apr–Dec 1957
9-Month
1.150.071.08111th Driest
Driest since:
1930
20th Wettest
Wettest since:
1996
Mar–Dec 1957
10-Month
0.950.060.89107th Driest
Driest since:
1930
24th Wettest
Wettest since:
1902
Feb–Dec 1957
11-Month
0.870.060.81103rd Driest
Driest since:
1930
28th Wettest
Wettest since:
1996
Jan–Dec 1957
12-Month
0.700.070.63100th Driest
Driest since:
1930
31st Wettest
Wettest since:
1996
Jul 1956–Dec 1957
18-Month
0.290.050.2480th Driest
Driest since:
1931
50th Wettest
Wettest since:
1986
Jan 1956–Dec 1957
24-Month
0.470.060.4197th Driest
Driest since:
1931
33rd Wettest
Wettest since:
1986
Jan 1955–Dec 1957
36-Month
-0.010.06-0.0748th Driest
Driest since:
1936
81st Wettest
Wettest since:
1986
Jan 1954–Dec 1957
48-Month
0.120.070.0565th Driest
Driest since:
1936
63rd Wettest
Wettest since:
1986
Jan 1953–Dec 1957
60-Month
0.050.07-0.0253rd Driest
Driest since:
1934
74th Wettest
Wettest since:
1986

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