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 1947 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 1947
1-Month
-0.840.03-0.8750th Driest
Driest since:
1931
82nd Wettest
Wettest since:
1897
Dec 1946–Jan 1947
2-Month
-0.27-0.12-0.1552nd Driest
Driest since:
1931
79th Wettest
Wettest since:
2016
Ties: 1945
Nov 1946–Jan 1947
3-Month
-0.69-0.14-0.5541st Driest
Driest since:
1931
90th Wettest
Wettest since:
1897
Oct 1946–Jan 1947
4-Month
-0.99-0.09-0.9024th Driest
Driest since:
1931
107th Wettest
Wettest since:
1897
Ties: 1914
Sep 1946–Jan 1947
5-Month
-0.95-0.10-0.8527th Driest
Driest since:
1931
104th Wettest
Wettest since:
1897
Aug 1946–Jan 1947
6-Month
-0.67-0.12-0.5536th Driest
Driest since:
1931
95th Wettest
Wettest since:
1897
Jul 1946–Jan 1947
7-Month
-0.80-0.05-0.7530th Driest
Driest since:
1931
101st Wettest
Wettest since:
1897
Jun 1946–Jan 1947
8-Month
-0.66-0.07-0.5937th Driest
Driest since:
1977
94th Wettest
Wettest since:
1897
May 1946–Jan 1947
9-Month
-0.41-0.06-0.3540th Driest
Driest since:
1931
91st Wettest
Wettest since:
1897
Apr 1946–Jan 1947
10-Month
-0.59-0.06-0.5330th Driest
Driest since:
1977
101st Wettest
Wettest since:
1897
Ties: 1921
Mar 1946–Jan 1947
11-Month
-0.71-0.06-0.6526th Driest
Driest since:
1931
105th Wettest
Wettest since:
1897
Feb 1946–Jan 1947
12-Month
-0.67-0.06-0.6127th Driest
Driest since:
1931
104th Wettest
Wettest since:
2020
Aug 1945–Jan 1947
18-Month
-0.41-0.08-0.3338th Driest
Driest since:
1949
92nd Wettest
Wettest since:
2020
Ties: 1945
Feb 1945–Jan 1947
24-Month
-0.23-0.06-0.1743rd Driest
Driest since:
1999
87th Wettest
Wettest since:
2021
Feb 1944–Jan 1947
36-Month
-0.10-0.06-0.0457th Driest
Driest since:
2008
72nd Wettest
Wettest since:
2020
Feb 1943–Jan 1947
48-Month
-0.09-0.05-0.0459th Driest
Driest since:
2001
69th Wettest
Wettest since:
2021
Feb 1942–Jan 1947
60-Month
-0.13-0.05-0.0851st Driest
Driest since:
1911
76th Wettest
Wettest since:
2021
Ties: 1918, 1923, 1932

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