National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, October 1983

View Period (Months):
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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 1983
1-Month
2.61"
(66.29mm)
2.16"
(54.86mm)
0.45"
(11.43mm)
98th Driest
Driest since:
1952
31st Wettest
Wettest since:
2009
Ties: 1937
Sep–Oct 1983
2-Month
4.87"
(123.70mm)
4.65"
(118.11mm)
0.22"
(5.59mm)
80th Driest
Driest since:
1952
49th Wettest
Wettest since:
2018
Ties: 1951, 2017
Aug–Oct 1983
3-Month
7.24"
(183.90mm)
7.27"
(184.66mm)
-0.03"
(-0.76mm)
58th Driest
Driest since:
1952
71st Wettest
Wettest since:
2018
Jul–Oct 1983
4-Month
9.32"
(236.73mm)
10.05"
(255.27mm)
-0.73"
(-18.54mm)
29th Driest
Driest since:
1952
100th Wettest
Wettest since:
1941
Jun–Oct 1983
5-Month
12.27"
(311.66mm)
12.97"
(329.44mm)
-0.70"
(-17.78mm)
34th Driest
Driest since:
1952
95th Wettest
Wettest since:
1941
Ties: 1938
May–Oct 1983
6-Month
15.74"
(399.80mm)
15.88"
(403.35mm)
-0.14"
(-3.55mm)
50th Driest
Driest since:
1952
79th Wettest
Wettest since:
1941
Apr–Oct 1983
7-Month
18.94"
(481.08mm)
18.40"
(467.36mm)
0.54"
(13.72mm)
75th Driest
Driest since:
1952
54th Wettest
Wettest since:
1941
Ties: 1968
Mar–Oct 1983
8-Month
22.64"
(575.06mm)
20.91"
(531.11mm)
1.73"
(43.95mm)
108th Driest
Driest since:
1956
21st Wettest
Wettest since:
2019
Ties: 1979
Feb–Oct 1983
9-Month
25.32"
(643.13mm)
23.04"
(585.22mm)
2.28"
(57.91mm)
114th Driest
Driest since:
1934
15th Wettest
Wettest since:
2019
Jan–Oct 1983
10-Month
27.40"
(695.96mm)
25.36"
(644.14mm)
2.04"
(51.82mm)
110th Driest
Driest since:
1934
19th Wettest
Wettest since:
2019
Dec 1982–Oct 1983
11-Month
31.16"
(791.46mm)
27.70"
(703.58mm)
3.46"
(87.88mm)
122nd Driest
Driest since:
1931
6th Wettest
Wettest since:
2019
Nov 1982–Oct 1983
12-Month
34.15"
(867.41mm)
29.93"
(760.22mm)
4.22"
(107.19mm)
123rd Driest
Driest since:
1934
5th Wettest
Wettest since:
2019
May 1982–Oct 1983
18-Month
51.16"
(1,299.46mm)
45.83"
(1,164.08mm)
5.33"
(135.38mm)
123rd Driest
Driest since:
1931
5th Wettest
Wettest since:
2019
Nov 1981–Oct 1983
24-Month
65.68"
(1,668.27mm)
59.90"
(1,521.46mm)
5.78"
(146.81mm)
119th Driest
Driest since:
1931
8th Wettest
Wettest since:
2019
Nov 1980–Oct 1983
36-Month
94.55"
(2,401.57mm)
89.86"
(2,282.44mm)
4.69"
(119.13mm)
103rd Driest
Driest since:
1956
23rd Wettest
Wettest since:
2019
Nov 1979–Oct 1983
48-Month
123.69"
(3,141.73mm)
119.78"
(3,042.41mm)
3.91"
(99.32mm)
96th Driest
Driest since:
1956
29th Wettest
Wettest since:
2019
Nov 1978–Oct 1983
60-Month
157.37"
(3,997.20mm)
149.66"
(3,801.36mm)
7.71"
(195.84mm)
107th Driest
Driest since:
1934
17th Wettest
Wettest since:
2019

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