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 2020

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 2020
1-Month
4.42"
(112.27mm)
3.46"
(87.88mm)
0.96"
(24.39mm)
87th Driest
Driest since:
1963
42nd Wettest
Wettest since:
2009
Sep–Oct 2020
2-Month
10.07"
(255.78mm)
7.05"
(179.07mm)
3.02"
(76.71mm)
109th Driest
Driest since:
1963
20th Wettest
Wettest since:
2009
Aug–Oct 2020
3-Month
16.81"
(426.97mm)
10.43"
(264.92mm)
6.38"
(162.05mm)
122nd Driest
Driest since:
1963
7th Wettest
Wettest since:
2009
Jul–Oct 2020
4-Month
20.45"
(519.43mm)
14.14"
(359.16mm)
6.31"
(160.27mm)
122nd Driest
Driest since:
2000
7th Wettest
Wettest since:
2009
Jun–Oct 2020
5-Month
25.12"
(638.05mm)
18.22"
(462.79mm)
6.90"
(175.26mm)
121st Driest
Driest since:
1952
8th Wettest
Wettest since:
2009
May–Oct 2020
6-Month
32.06"
(814.32mm)
23.37"
(593.60mm)
8.69"
(220.72mm)
122nd Driest
Driest since:
1952
7th Wettest
Wettest since:
2009
Apr–Oct 2020
7-Month
38.17"
(969.52mm)
28.41"
(721.61mm)
9.76"
(247.91mm)
118th Driest
Driest since:
1897
11th Wettest
Wettest since:
2009
Mar–Oct 2020
8-Month
45.56"
(1,157.22mm)
33.18"
(842.77mm)
12.38"
(314.45mm)
120th Driest
Driest since:
1954
9th Wettest
Wettest since:
2009
Feb–Oct 2020
9-Month
51.35"
(1,304.29mm)
36.91"
(937.51mm)
14.44"
(366.78mm)
121st Driest
Driest since:
1963
8th Wettest
Wettest since:
2009
Jan–Oct 2020
10-Month
57.50"
(1,460.50mm)
40.94"
(1,039.88mm)
16.56"
(420.62mm)
124th Driest
Driest since:
1963
5th Wettest
Wettest since:
2009
Dec 2019–Oct 2020
11-Month
59.81"
(1,519.17mm)
45.30"
(1,150.62mm)
14.51"
(368.55mm)
119th Driest
Driest since:
1963
9th Wettest
Wettest since:
1945
Nov 2019–Oct 2020
12-Month
64.47"
(1,637.54mm)
49.55"
(1,258.57mm)
14.92"
(378.97mm)
120th Driest
Driest since:
1963
8th Wettest
Wettest since:
1945
May 2019–Oct 2020
18-Month
98.65"
(2,505.71mm)
72.97"
(1,853.44mm)
25.68"
(652.27mm)
126th Driest
Driest since:
1963
2nd Wettest
Wettest since:
2009
Nov 2018–Oct 2020
24-Month
136.02"
(3,454.91mm)
99.17"
(2,518.92mm)
36.85"
(935.99mm)
126th Driest
Driest since:
1964
1st Wettest
Wettest to Date
2020
Nov 2017–Oct 2020
36-Month
193.77"
(4,921.76mm)
148.75"
(3,778.25mm)
45.02"
(1,143.51mm)
125th Driest
Driest since:
1956
1st Wettest
Wettest to Date
2020
Nov 2016–Oct 2020
48-Month
244.77"
(6,217.16mm)
198.43"
(5,040.12mm)
46.34"
(1,177.04mm)
124th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2020
Nov 2015–Oct 2020
60-Month
307.33"
(7,806.18mm)
247.95"
(6,297.93mm)
59.38"
(1,508.25mm)
123rd Driest
Driest since:
1967
1st Wettest
Wettest to Date
2020

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