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.

Arkansas

Precipitation Rankings, October 1964

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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1964
1-Month 		0.79"
(20.07mm)		 3.46"
(87.88mm)		 -2.67"
(-67.81mm)		 8th Driest
Driest since:
 1963
121st Wettest
Wettest since:
 2009
Sep–Oct 1964
2-Month 		6.08"
(154.43mm)		 7.05"
(179.07mm)		 -0.97"
(-24.64mm)		 55th Driest
Driest since:
 1963
74th Wettest
Wettest since:
 2009
Ties: 1994, 2021
Aug–Oct 1964
3-Month 		11.75"
(298.45mm)		 10.43"
(264.92mm)		 1.32"
(33.53mm)		 87th Driest
Driest since:
 1963
42nd Wettest
Wettest since:
 2009
Jul–Oct 1964
4-Month 		14.41"
(366.01mm)		 14.14"
(359.16mm)		 0.27"
(6.85mm)		 65th Driest
Driest since:
 2000
64th Wettest
Wettest since:
 2009
Jun–Oct 1964
5-Month 		16.08"
(408.43mm)		 18.22"
(462.79mm)		 -2.14"
(-54.36mm)		 39th Driest
Driest since:
 1952
90th Wettest
Wettest since:
 2009
Ties: 1936
May–Oct 1964
6-Month 		18.88"
(479.55mm)		 23.37"
(593.60mm)		 -4.49"
(-114.05mm)		 18th Driest
Driest since:
 1952
111th Wettest
Wettest since:
 2009
Apr–Oct 1964
7-Month 		26.99"
(685.55mm)		 28.41"
(721.61mm)		 -1.42"
(-36.06mm)		 54th Driest
Driest since:
 1897
75th Wettest
Wettest since:
 2009
Mar–Oct 1964
8-Month 		34.20"
(868.68mm)		 33.18"
(842.77mm)		 1.02"
(25.91mm)		 78th Driest
Driest since:
 1954
51st Wettest
Wettest since:
 2009
Feb–Oct 1964
9-Month 		37.06"
(941.32mm)		 36.91"
(937.51mm)		 0.15"
(3.81mm)		 67th Driest
Driest since:
 1963
62nd Wettest
Wettest since:
 2009
Jan–Oct 1964
10-Month 		38.40"
(975.36mm)		 40.94"
(1,039.88mm)		 -2.54"
(-64.52mm)		 46th Driest
Driest since:
 1963
83rd Wettest
Wettest since:
 2009
Dec 1963–Oct 1964
11-Month 		41.30"
(1,049.02mm)		 45.30"
(1,150.62mm)		 -4.00"
(-101.60mm)		 39th Driest
Driest since:
 1963
89th Wettest
Wettest since:
 1945
Nov 1963–Oct 1964
12-Month 		45.31"
(1,150.87mm)		 49.55"
(1,258.57mm)		 -4.24"
(-107.70mm)		 36th Driest
Driest since:
 1963
92nd Wettest
Wettest since:
 1945
May 1963–Oct 1964
18-Month 		60.62"
(1,539.75mm)		 72.97"
(1,853.44mm)		 -12.35"
(-313.69mm)		 10th Driest
Driest since:
 1963
118th Wettest
Wettest since:
 2009
Ties: 1901
Nov 1962–Oct 1964
24-Month 		74.96"
(1,903.98mm)		 99.17"
(2,518.92mm)		 -24.21"
(-614.94mm)		 1st Driest
Driest since:
 1964
126th Wettest
Wettest since:
 2020
Nov 1961–Oct 1964
36-Month 		130.10"
(3,304.54mm)		 148.75"
(3,778.25mm)		 -18.65"
(-473.71mm)		 8th Driest
Driest since:
 1956
118th Wettest
Wettest since:
 2020
Nov 1960–Oct 1964
48-Month 		181.16"
(4,601.46mm)		 198.43"
(5,040.12mm)		 -17.27"
(-438.66mm)		 9th Driest
Driest since:
 1966
116th Wettest
Wettest since:
 2020
Nov 1959–Oct 1964
60-Month 		226.93"
(5,764.02mm)		 247.95"
(6,297.93mm)		 -21.02"
(-533.91mm)		 10th Driest
Driest since:
 1967
114th Wettest
Wettest since:
 2020

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