Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. 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

Precipitation Rankings, December 1987

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1987
1-Month
6.17"
(156.72mm)
4.06"
(103.12mm)
2.11"
(53.60mm)
115th Driest
Driest since:
1965
13th Wettest
Wettest since:
1990
Nov–Dec 1987
2-Month
9.53"
(242.06mm)
7.63"
(193.80mm)
1.90"
(48.26mm)
97th Driest
Driest since:
1976
31st Wettest
Wettest since:
1978
Ties: 2013
Oct–Dec 1987
3-Month
10.15"
(257.81mm)
10.42"
(264.67mm)
-0.27"
(-6.86mm)
60th Driest
Driest since:
1963
68th Wettest
Wettest since:
1919
Sep–Dec 1987
4-Month
12.45"
(316.23mm)
13.65"
(346.71mm)
-1.20"
(-30.48mm)
51st Driest
Driest since:
1963
77th Wettest
Wettest since:
2018
Aug–Dec 1987
5-Month
15.09"
(383.29mm)
17.39"
(441.71mm)
-2.30"
(-58.42mm)
39th Driest
Driest since:
1953
89th Wettest
Wettest since:
2018
Ties: 1994
Jul–Dec 1987
6-Month
19.95"
(506.73mm)
21.73"
(551.94mm)
-1.78"
(-45.21mm)
37th Driest
Driest since:
1953
91st Wettest
Wettest since:
1979
Ties: 1945
Jun–Dec 1987
7-Month
23.74"
(603.00mm)
25.98"
(659.89mm)
-2.24"
(-56.89mm)
32nd Driest
Driest since:
1930
96th Wettest
Wettest since:
2018
May–Dec 1987
8-Month
26.64"
(676.66mm)
30.32"
(770.13mm)
-3.68"
(-93.47mm)
27th Driest
Driest since:
1930
101st Wettest
Wettest since:
2018
Apr–Dec 1987
9-Month
30.01"
(762.25mm)
34.42"
(874.27mm)
-4.41"
(-112.02mm)
25th Driest
Driest since:
1930
103rd Wettest
Wettest since:
2011
Mar–Dec 1987
10-Month
33.22"
(843.79mm)
39.13"
(993.90mm)
-5.91"
(-150.11mm)
13th Driest
Driest since:
1930
115th Wettest
Wettest since:
2011
Feb–Dec 1987
11-Month
36.60"
(929.64mm)
42.74"
(1,085.60mm)
-6.14"
(-155.96mm)
18th Driest
Driest since:
1930
110th Wettest
Wettest since:
2011
Jan–Dec 1987
12-Month
38.44"
(976.38mm)
46.94"
(1,192.28mm)
-8.50"
(-215.90mm)
10th Driest
Driest since:
1930
118th Wettest
Wettest since:
2011
Jul 1986–Dec 1987
18-Month
63.71"
(1,618.23mm)
68.70"
(1,744.98mm)
-4.99"
(-126.75mm)
26th Driest
Driest since:
1930
101st Wettest
Wettest since:
1979
Jan 1986–Dec 1987
24-Month
81.02"
(2,057.91mm)
93.88"
(2,384.55mm)
-12.86"
(-326.64mm)
8th Driest
Driest since:
1931
119th Wettest
Wettest since:
2019
Jan 1985–Dec 1987
36-Month
125.44"
(3,186.18mm)
140.90"
(3,578.86mm)
-15.46"
(-392.68mm)
13th Driest
Driest since:
1954
113th Wettest
Wettest since:
2020
Jan 1984–Dec 1987
48-Month
178.14"
(4,524.76mm)
187.95"
(4,773.93mm)
-9.81"
(-249.17mm)
21st Driest
Driest since:
1904
104th Wettest
Wettest since:
2021
Jan 1983–Dec 1987
60-Month
225.97"
(5,739.64mm)
235.00"
(5,969.00mm)
-9.03"
(-229.36mm)
26th Driest
Driest since:
1944
98th Wettest
Wettest since:
2021

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