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 10

January 1930 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
January 1930
1-Month
2.540.162.38118th Driest
Driest since:
1961
14th Wettest
Wettest since:
1950
Dec 1929–Jan 1930
2-Month
1.990.001.99120th Driest
Driest since:
1961
11th Wettest
Wettest since:
1950
Nov 1929–Jan 1930
3-Month
1.71-0.021.73116th Driest
Driest since:
1931
15th Wettest
Wettest since:
1993
Ties: 1928
Oct 1929–Jan 1930
4-Month
1.900.001.90120th Driest
Driest since:
1964
11th Wettest
Wettest since:
2007
Sep 1929–Jan 1930
5-Month
1.100.011.0998th Driest
Driest since:
1964
33rd Wettest
Wettest since:
1993
Aug 1929–Jan 1930
6-Month
0.41-0.010.4275th Driest
Driest since:
1931
56th Wettest
Wettest since:
1993
Jul 1929–Jan 1930
7-Month
0.210.020.1968th Driest
Driest since:
1931
63rd Wettest
Wettest since:
1993
Jun 1929–Jan 1930
8-Month
0.220.020.2069th Driest
Driest since:
1931
62nd Wettest
Wettest since:
1993
May 1929–Jan 1930
9-Month
0.330.020.3172nd Driest
Driest since:
1935
59th Wettest
Wettest since:
1993
Apr 1929–Jan 1930
10-Month
0.780.020.7694th Driest
Driest since:
1935
37th Wettest
Wettest since:
1993
Mar 1929–Jan 1930
11-Month
0.720.020.7095th Driest
Driest since:
1931
36th Wettest
Wettest since:
2012
Feb 1929–Jan 1930
12-Month
0.600.020.5889th Driest
Driest since:
1935
42nd Wettest
Wettest since:
2012
Aug 1928–Jan 1930
18-Month
0.560.010.5595th Driest
Driest since:
1932
35th Wettest
Wettest since:
1951, 2020
Feb 1928–Jan 1930
24-Month
0.590.020.57107th Driest
Driest since:
1932
23rd Wettest
Wettest since:
2020
Feb 1927–Jan 1930
36-Month
0.520.020.50103rd Driest
Driest since:
1965
26th Wettest
Wettest since:
1952
Feb 1926–Jan 1930
48-Month
0.580.020.56114th Driest
Driest since:
1935
14th WettestWettest to Date2012
Feb 1925–Jan 1930
60-Month
0.510.020.49107th Driest
Driest since:
1935
20th WettestWettest to Date1952

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