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

November 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
November 2017
1-Month
0.52-0.050.5781st Driest
Driest since:
1938
50th Wettest
Wettest since:
1985
Oct–Nov 2017
2-Month
0.93-0.010.9498th Driest
Driest since:
1938
33rd Wettest
Wettest since:
1990
Sep–Nov 2017
3-Month
-0.61-0.06-0.5551st Driest
Driest since:
1938
80th Wettest
Wettest since:
1986
Aug–Nov 2017
4-Month
-0.37-0.03-0.3460th Driest
Driest since:
1930
71st Wettest
Wettest since:
1986
Jul–Nov 2017
5-Month
-0.180.05-0.2364th Driest
Driest since:
1930
67th Wettest
Wettest since:
1986
Jun–Nov 2017
6-Month
0.460.040.4285th Driest
Driest since:
1930
46th Wettest
Wettest since:
1986
Ties: 1896
May–Nov 2017
7-Month
0.480.070.4187th Driest
Driest since:
1998
44th Wettest
Wettest since:
1902
Apr–Nov 2017
8-Month
0.790.090.7096th Driest
Driest since:
1998
35th Wettest
Wettest since:
1996
Ties: 1911, 2009
Mar–Nov 2017
9-Month
0.870.080.79105th Driest
Driest since:
1930
26th Wettest
Wettest since:
1902
Ties: 2006
Feb–Nov 2017
10-Month
0.810.080.73102nd Driest
Driest since:
1934
29th Wettest
Wettest since:
1928
Jan–Nov 2017
11-Month
0.980.080.90109th Driest
Driest since:
1931
22nd Wettest
Wettest since:
1928
Dec 2016–Nov 2017
12-Month
0.830.060.77105th Driest
Driest since:
1931
25th Wettest
Wettest since:
1985
Jun 2016–Nov 2017
18-Month
0.480.050.4391st Driest
Driest since:
1931
39th Wettest
Wettest since:
1903
Dec 2015–Nov 2017
24-Month
0.580.060.52108th Driest
Driest since:
1931
21st Wettest
Wettest since:
1986
Ties: 2006
Dec 2014–Nov 2017
36-Month
0.410.060.3587th Driest
Driest since:
1936
41st Wettest
Wettest since:
1986
Dec 2013–Nov 2017
48-Month
0.560.070.49107th Driest
Driest since:
1936
20th Wettest
Wettest since:
1986
Dec 2012–Nov 2017
60-Month
0.640.070.57115th Driest
Driest since:
1934
11th Wettest
Wettest since:
1986

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