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 7

December 1915 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
December 1915
1-Month
0.48-0.110.5982nd Driest
Driest since:
1930
49th Wettest
Wettest since:
1972
Nov–Dec 1915
2-Month
0.32-0.080.4074th Driest
Driest since:
1930
57th Wettest
Wettest since:
1959
Oct–Dec 1915
3-Month
-0.11-0.05-0.0656th Driest
Driest since:
1930
75th Wettest
Wettest since:
1990
Sep–Dec 1915
4-Month
0.48-0.070.5591st Driest
Driest since:
1930
40th Wettest
Wettest since:
1986
Ties: 1895
Aug–Dec 1915
5-Month
1.41-0.051.46111th Driest
Driest since:
1930
20th Wettest
Wettest since:
1986
Jul–Dec 1915
6-Month
1.570.021.55116th Driest
Driest since:
1930
15th Wettest
Wettest since:
1986
Jun–Dec 1915
7-Month
1.640.021.62118th Driest
Driest since:
1930
13th Wettest
Wettest since:
1986
May–Dec 1915
8-Month
1.350.051.30115th Driest
Driest since:
1930
16th Wettest
Wettest since:
1902
Apr–Dec 1915
9-Month
0.800.070.7399th Driest
Driest since:
1930
32nd Wettest
Wettest since:
1996
Mar–Dec 1915
10-Month
0.490.060.4389th Driest
Driest since:
1930
42nd Wettest
Wettest since:
1902
Feb–Dec 1915
11-Month
0.550.060.4991st Driest
Driest since:
1930
40th Wettest
Wettest since:
1996
Jan–Dec 1915
12-Month
0.420.070.3586th Driest
Driest since:
1930
45th Wettest
Wettest since:
1996
Jul 1914–Dec 1915
18-Month
0.000.05-0.0555th Driest
Driest since:
1931
75th Wettest
Wettest since:
1986
Jan 1914–Dec 1915
24-Month
-0.180.06-0.2440th Driest
Driest since:
1931
90th Wettest
Wettest since:
1986
Jan 1913–Dec 1915
36-Month
-0.260.06-0.3229th DriestDriest to Date1936
100th Wettest
Wettest since:
1986
Jan 1912–Dec 1915
48-Month
0.100.070.0360th Driest
Driest since:
1936
68th Wettest
Wettest since:
1986
Jan 1911–Dec 1915
60-Month
0.200.070.1374th Driest
Driest since:
1934
53rd Wettest
Wettest since:
1986

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