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 1999 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 1999
1-Month
0.660.160.5080th Driest
Driest since:
1961
52nd Wettest
Wettest since:
1950
Dec 1998–Jan 1999
2-Month
-1.130.00-1.1324th Driest
Driest since:
1961
107th Wettest
Wettest since:
1950
Ties: 1970
Nov 1998–Jan 1999
3-Month
-1.89-0.02-1.8714th Driest
Driest since:
1931
117th Wettest
Wettest since:
1993
Ties: 1939
Oct 1998–Jan 1999
4-Month
-1.840.00-1.8413th Driest
Driest since:
1964
118th Wettest
Wettest since:
2007
Sep 1998–Jan 1999
5-Month
-2.090.01-2.108th Driest
Driest since:
1964
123rd Wettest
Wettest since:
1993
Aug 1998–Jan 1999
6-Month
-1.62-0.01-1.6111th Driest
Driest since:
1931
120th Wettest
Wettest since:
1993
Jul 1998–Jan 1999
7-Month
-1.650.02-1.6710th Driest
Driest since:
1931
121st Wettest
Wettest since:
1993
Jun 1998–Jan 1999
8-Month
-1.660.02-1.6810th Driest
Driest since:
1931
121st Wettest
Wettest since:
1993
May 1998–Jan 1999
9-Month
-1.770.02-1.796th Driest
Driest since:
1935
125th Wettest
Wettest since:
1993
Apr 1998–Jan 1999
10-Month
-1.640.02-1.665th Driest
Driest since:
1935
126th Wettest
Wettest since:
1993
Mar 1998–Jan 1999
11-Month
-1.280.02-1.3011th Driest
Driest since:
1931
120th Wettest
Wettest since:
2012
Feb 1998–Jan 1999
12-Month
-1.070.02-1.0913th Driest
Driest since:
1935
118th Wettest
Wettest since:
2012
Aug 1997–Jan 1999
18-Month
-0.540.01-0.5517th Driest
Driest since:
1932
113th Wettest
Wettest since:
1951, 2020
Ties: 1966
Feb 1997–Jan 1999
24-Month
-0.200.02-0.2238th Driest
Driest since:
1932
92nd Wettest
Wettest since:
2020
Ties: 1961
Feb 1996–Jan 1999
36-Month
0.080.020.0656th Driest
Driest since:
1965
73rd Wettest
Wettest since:
1952
Ties: 1913, 1949
Feb 1995–Jan 1999
48-Month
0.000.02-0.0253rd Driest
Driest since:
1935
75th Wettest
Wettest since:
2012
Feb 1994–Jan 1999
60-Month
0.080.020.0659th Driest
Driest since:
1935
68th Wettest
Wettest since:
1952
Ties: 1913, 1918

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