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 1

January 1981 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 1981
1-Month
-0.85-0.06-0.7947th Driest
Driest since:
1977
85th Wettest
Wettest since:
1997
Dec 1980–Jan 1981
2-Month
-0.34-0.12-0.2250th Driest
Driest since:
1977
81st Wettest
Wettest since:
1969
Nov 1980–Jan 1981
3-Month
-0.55-0.14-0.4144th Driest
Driest since:
1977
87th Wettest
Wettest since:
1997
Ties: 1949, 1974
Oct 1980–Jan 1981
4-Month
-0.12-0.10-0.0264th Driest
Driest since:
1977
67th Wettest
Wettest since:
2020
Sep 1980–Jan 1981
5-Month
0.76-0.090.8595th Driest
Driest since:
1977
36th Wettest
Wettest since:
1969
Aug 1980–Jan 1981
6-Month
0.87-0.110.98102nd Driest
Driest since:
1977
29th Wettest
Wettest since:
1986
Jul 1980–Jan 1981
7-Month
0.93-0.030.96103rd Driest
Driest since:
1977
28th Wettest
Wettest since:
1983
Jun 1980–Jan 1981
8-Month
0.69-0.060.75100th Driest
Driest since:
1977
31st Wettest
Wettest since:
1969
Ties: 1904
May 1980–Jan 1981
9-Month
0.35-0.060.4185th Driest
Driest since:
1977
46th Wettest
Wettest since:
1969
Apr 1980–Jan 1981
10-Month
0.25-0.060.3182nd Driest
Driest since:
1977
49th Wettest
Wettest since:
1969
Mar 1980–Jan 1981
11-Month
0.03-0.060.0972nd Driest
Driest since:
1977
59th Wettest
Wettest since:
1952
Feb 1980–Jan 1981
12-Month
-0.09-0.05-0.0464th Driest
Driest since:
1911
67th Wettest
Wettest since:
1952
Aug 1979–Jan 1981
18-Month
0.11-0.070.1877th Driest
Driest since:
1911
53rd Wettest
Wettest since:
2020
Feb 1979–Jan 1981
24-Month
0.45-0.050.50104th Driest
Driest since:
1999
26th Wettest
Wettest since:
1905
Feb 1978–Jan 1981
36-Month
0.46-0.050.51111th Driest
Driest since:
1911
18th Wettest
Wettest since:
2020
Feb 1977–Jan 1981
48-Month
0.51-0.040.55116th Driest
Driest since:
1911
12th Wettest
Wettest since:
2020
Feb 1976–Jan 1981
60-Month
-0.04-0.040.0069th Driest
Driest since:
2010
58th Wettest
Wettest since:
2021

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