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.

Kentucky, Climate Division 1

December 2015 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 2015
1-Month
2.20-0.052.25116th Driest
Driest since:
1963
15th Wettest
Wettest since:
1990
Nov–Dec 2015
2-Month
2.41-0.152.56119th Driest
Driest since:
1930
12th Wettest
Wettest since:
1957
Oct–Dec 2015
3-Month
2.13-0.072.20122nd Driest
Driest since:
1963
9th Wettest
Wettest since:
2001
Sep–Dec 2015
4-Month
1.31-0.071.38110th Driest
Driest since:
1963
21st Wettest
Wettest since:
2006
Ties: 1982
Aug–Dec 2015
5-Month
1.26-0.071.33106th Driest
Driest since:
1953
25th Wettest
Wettest since:
2006
Jul–Dec 2015
6-Month
1.88-0.091.97124th Driest
Driest since:
1953
7th Wettest
Wettest since:
1979
Jun–Dec 2015
7-Month
1.65-0.061.71121st Driest
Driest since:
1953
10th Wettest
Wettest since:
1979
May–Dec 2015
8-Month
1.37-0.061.43117th Driest
Driest since:
1930
14th Wettest
Wettest since:
1979
Apr–Dec 2015
9-Month
1.48-0.051.53122nd Driest
Driest since:
1930
9th Wettest
Wettest since:
1979
Mar–Dec 2015
10-Month
1.50-0.071.57124th Driest
Driest since:
1930
7th Wettest
Wettest since:
1979
Feb–Dec 2015
11-Month
1.39-0.081.47126th Driest
Driest since:
1930
5th Wettest
Wettest since:
1979
Jan–Dec 2015
12-Month
1.15-0.061.21119th Driest
Driest since:
1930
12th Wettest
Wettest since:
1979
Jul 2014–Dec 2015
18-Month
0.63-0.070.70106th Driest
Driest since:
1931
24th Wettest
Wettest since:
1979
Jan 2014–Dec 2015
24-Month
0.49-0.060.55102nd Driest
Driest since:
1931
28th Wettest
Wettest since:
1950
Jan 2013–Dec 2015
36-Month
0.79-0.060.85123rd Driest
Driest since:
1954
6th Wettest
Wettest since:
1951
Jan 2012–Dec 2015
48-Month
0.24-0.050.2987th Driest
Driest since:
1944
41st Wettest
Wettest since:
1951
Ties: 1969
Jan 2011–Dec 2015
60-Month
0.50-0.050.55114th Driest
Driest since:
1944
13th Wettest
Wettest since:
2019, 2020

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