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 1973 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 1973
1-Month
-0.58-0.06-0.5251st Driest
Driest since:
1977
81st Wettest
Wettest since:
1997
Ties: 1908, 1941
Dec 1972–Jan 1973
2-Month
0.68-0.120.80101st Driest
Driest since:
1977
30th Wettest
Wettest since:
1969
Ties: 1933
Nov 1972–Jan 1973
3-Month
0.80-0.140.94103rd Driest
Driest since:
1977
28th Wettest
Wettest since:
1997
Ties: 1927
Oct 1972–Jan 1973
4-Month
0.72-0.100.8294th Driest
Driest since:
1977
37th Wettest
Wettest since:
2020
Sep 1972–Jan 1973
5-Month
1.07-0.091.16105th Driest
Driest since:
1977
26th Wettest
Wettest since:
1969
Aug 1972–Jan 1973
6-Month
1.42-0.111.53117th Driest
Driest since:
1977
14th Wettest
Wettest since:
1986
Jul 1972–Jan 1973
7-Month
1.46-0.031.49121st Driest
Driest since:
1977
10th Wettest
Wettest since:
1983
Jun 1972–Jan 1973
8-Month
1.24-0.061.30120th Driest
Driest since:
1977
11th Wettest
Wettest since:
1969
May 1972–Jan 1973
9-Month
0.92-0.060.98112th Driest
Driest since:
1977
19th Wettest
Wettest since:
1969
Apr 1972–Jan 1973
10-Month
0.92-0.060.98113th Driest
Driest since:
1977
18th Wettest
Wettest since:
1969
Mar 1972–Jan 1973
11-Month
1.02-0.061.08120th Driest
Driest since:
1977
11th Wettest
Wettest since:
1952
Feb 1972–Jan 1973
12-Month
0.92-0.050.97116th Driest
Driest since:
1911
15th Wettest
Wettest since:
1952
Aug 1971–Jan 1973
18-Month
0.56-0.070.63107th Driest
Driest since:
1911
23rd Wettest
Wettest since:
2020
Feb 1971–Jan 1973
24-Month
0.55-0.050.60109th Driest
Driest since:
1999
21st Wettest
Wettest since:
1905
Feb 1970–Jan 1973
36-Month
0.40-0.050.45105th Driest
Driest since:
1911
24th Wettest
Wettest since:
2020
Feb 1969–Jan 1973
48-Month
0.13-0.040.1785th Driest
Driest since:
1911
43rd Wettest
Wettest since:
2020
Feb 1968–Jan 1973
60-Month
0.41-0.040.45112th Driest
Driest since:
2010
15th Wettest
Wettest since:
2021

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