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 2

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
-0.770.03-0.8051st Driest
Driest since:
1931
81st Wettest
Wettest since:
1897
Dec 1929–Jan 1930
2-Month
-0.53-0.12-0.4138th Driest
Driest since:
1931
93rd Wettest
Wettest since:
2016
Nov 1929–Jan 1930
3-Month
-0.61-0.14-0.4744th Driest
Driest since:
1931
87th Wettest
Wettest since:
1897
Oct 1929–Jan 1930
4-Month
-0.09-0.090.0059th Driest
Driest since:
1931
72nd Wettest
Wettest since:
1897
Sep 1929–Jan 1930
5-Month
-0.16-0.10-0.0661st Driest
Driest since:
1931
70th Wettest
Wettest since:
1897
Aug 1929–Jan 1930
6-Month
-0.30-0.12-0.1856th Driest
Driest since:
1931
75th Wettest
Wettest since:
1897
Ties: 1903
Jul 1929–Jan 1930
7-Month
-0.25-0.05-0.2057th Driest
Driest since:
1931
74th Wettest
Wettest since:
1897
Jun 1929–Jan 1930
8-Month
-0.09-0.07-0.0260th Driest
Driest since:
1977
71st Wettest
Wettest since:
1897
May 1929–Jan 1930
9-Month
0.05-0.060.1170th Driest
Driest since:
1931
61st Wettest
Wettest since:
1897
Apr 1929–Jan 1930
10-Month
0.21-0.060.2780th Driest
Driest since:
1977
51st Wettest
Wettest since:
1897
Mar 1929–Jan 1930
11-Month
0.17-0.060.2380th Driest
Driest since:
1931
51st Wettest
Wettest since:
1897
Feb 1929–Jan 1930
12-Month
0.02-0.060.0870th Driest
Driest since:
1931
61st Wettest
Wettest since:
2020
Aug 1928–Jan 1930
18-Month
0.58-0.080.66106th Driest
Driest since:
1949
24th Wettest
Wettest since:
2020
Feb 1928–Jan 1930
24-Month
0.55-0.060.61104th Driest
Driest since:
1999
26th Wettest
Wettest since:
2021
Feb 1927–Jan 1930
36-Month
0.44-0.060.50105th Driest
Driest since:
2008
24th Wettest
Wettest since:
2020
Feb 1926–Jan 1930
48-Month
0.48-0.050.53114th Driest
Driest since:
2001
14th WettestWettest to Date2021
Feb 1925–Jan 1930
60-Month
0.16-0.050.2190th Driest
Driest since:
1911
37th Wettest
Wettest since:
2021

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