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 2021

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
December 2021
1-Month		4.24"
(107.70mm)		4.06"
(103.12mm)		0.18"
(4.58mm)		73rd Driest
Driest since:
1965
56th Wettest
Wettest since:
1990
Nov–Dec 2021
2-Month		6.22"
(157.99mm)		7.63"
(193.80mm)		-1.41"
(-35.81mm)		42nd Driest
Driest since:
1976
87th Wettest
Wettest since:
1978
Oct–Dec 2021
3-Month		10.60"
(269.24mm)		10.42"
(264.67mm)		0.18"
(4.57mm)		69th Driest
Driest since:
1963
60th Wettest
Wettest since:
1919
Sep–Dec 2021
4-Month		14.83"
(376.68mm)		13.65"
(346.71mm)		1.18"
(29.97mm)		79th Driest
Driest since:
1963
50th Wettest
Wettest since:
2018
Aug–Dec 2021
5-Month		20.11"
(510.79mm)		17.39"
(441.71mm)		2.72"
(69.08mm)		91st Driest
Driest since:
1953
38th Wettest
Wettest since:
2018
Jul–Dec 2021
6-Month		26.31"
(668.27mm)		21.73"
(551.94mm)		4.58"
(116.33mm)		105th Driest
Driest since:
1953
24th Wettest
Wettest since:
1979
Jun–Dec 2021
7-Month		31.33"
(795.78mm)		25.98"
(659.89mm)		5.35"
(135.89mm)		106th Driest
Driest since:
1930
23rd Wettest
Wettest since:
2018
May–Dec 2021
8-Month		34.90"
(886.46mm)		30.32"
(770.13mm)		4.58"
(116.33mm)		97th Driest
Driest since:
1930
32nd Wettest
Wettest since:
2018
Apr–Dec 2021
9-Month		37.98"
(964.69mm)		34.42"
(874.27mm)		3.56"
(90.42mm)		88th Driest
Driest since:
1930
41st Wettest
Wettest since:
2011
Mar–Dec 2021
10-Month		44.76"
(1,136.90mm)		39.13"
(993.90mm)		5.63"
(143.00mm)		104th Driest
Driest since:
1930
25th Wettest
Wettest since:
2011
Feb–Dec 2021
11-Month		49.27"
(1,251.46mm)		42.74"
(1,085.60mm)		6.53"
(165.86mm)		108th Driest
Driest since:
1930
21st Wettest
Wettest since:
2011
Jan–Dec 2021
12-Month		53.39"
(1,356.11mm)		46.94"
(1,192.28mm)		6.45"
(163.83mm)		106th Driest
Driest since:
1930
23rd Wettest
Wettest since:
2011
Jul 2020–Dec 2021
18-Month		78.08"
(1,983.23mm)		68.70"
(1,744.98mm)		9.38"
(238.25mm)		105th Driest
Driest since:
1930
23rd Wettest
Wettest since:
1979
Jan 2020–Dec 2021
24-Month		111.50"
(2,832.10mm)		93.88"
(2,384.55mm)		17.62"
(447.55mm)		119th Driest
Driest since:
1931
9th Wettest
Wettest since:
2019
Jan 2019–Dec 2021
36-Month		172.82"
(4,389.63mm)		140.90"
(3,578.86mm)		31.92"
(810.77mm)		124th Driest
Driest since:
1954
3rd Wettest
Wettest since:
2020
Jan 2018–Dec 2021
48-Month		236.56"
(6,008.62mm)		187.95"
(4,773.93mm)		48.61"
(1,234.69mm)		125th Driest
Driest since:
1904
1st Wettest
Wettest to Date
2021
Jan 2017–Dec 2021
60-Month		286.82"
(7,285.23mm)		235.00"
(5,969.00mm)		51.82"
(1,316.23mm)		124th Driest
Driest since:
1944
1st Wettest
Wettest to Date
2021

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