National Rankings

National Data Info
Please note, 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.

April 1982 Precipitation Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
April 1982
1-Month
2.52in
(64.01mm)
2.52in
(64.01mm)
0.00in64th Driest
Driest since:
1987
67th Wettest
Wettest since:
1957
Mar–Apr 1982
2-Month
5.03in
(127.76mm)
5.02in
(127.51mm)
0.01in70th Driest
Driest since:
1910
61st Wettest
Wettest since:
1973
Feb–Apr 1982
3-Month
7.26in
(184.40mm)
7.16in
(181.86mm)
0.10in80th Driest
Driest since:
1910
51st Wettest
Wettest since:
1983
Jan–Apr 1982
4-Month
10.10in
(256.54mm)
9.47in
(240.54mm)
0.63in95th Driest
Driest since:
1910
36th Wettest
Wettest since:
1998
Dec 1981–Apr 1982
5-Month
12.51in
(317.75mm)
11.81in
(299.97mm)
0.70in96th Driest
Driest since:
1931
34th Wettest
Wettest since:
1983
Ties: 1965
Nov 1981–Apr 1982
6-Month
14.52in
(368.81mm)
14.04in
(356.62mm)
0.48in89th Driest
Driest since:
1977
41st Wettest
Wettest since:
1983
Ties: 1980
Oct 1981–Apr 1982
7-Month
17.62in
(447.55mm)
16.21in
(411.73mm)
1.41in102nd Driest
Driest since:
1981
28th Wettest
Wettest since:
1983
Ties: 1952
Sep 1981–Apr 1982
8-Month
19.70in
(500.38mm)
18.70in
(474.98mm)
1.00in97th Driest
Driest since:
1918
33rd Wettest
Wettest since:
2019
Aug 1981–Apr 1982
9-Month
22.46in
(570.48mm)
21.32in
(541.53mm)
1.14in95th Driest
Driest since:
1918
35th Wettest
Wettest since:
2019
Jul 1981–Apr 1982
10-Month
25.55in
(648.97mm)
24.11in
(612.39mm)
1.44in100th Driest
Driest since:
1931
30th Wettest
Wettest since:
2019
Jun 1981–Apr 1982
11-Month
28.95in
(735.33mm)
27.03in
(686.56mm)
1.92in107th Driest
Driest since:
1931
23rd Wettest
Wettest since:
2019
May 1981–Apr 1982
12-Month
32.50in
(825.50mm)
29.94in
(760.48mm)
2.56in113th Driest
Driest since:
1918
17th Wettest
Wettest since:
2019
Nov 1980–Apr 1982
18-Month
43.37in
(1,101.60mm)
44.00in-0.63in49th Driest
Driest since:
1931
80th Wettest
Wettest since:
2020
May 1980–Apr 1982
24-Month
57.97in
(1,472.44mm)
59.89in-1.92in34th Driest
Driest since:
1955
95th Wettest
Wettest since:
2020
May 1979–Apr 1982
36-Month
89.26in
(2,267.20mm)
89.83in-0.57in58th Driest
Driest since:
1955
70th Wettest
Wettest since:
2020
May 1978–Apr 1982
48-Month
121.39in
(3,083.31mm)
119.71in1.68in75th Driest
Driest since:
1956
52nd Wettest
Wettest since:
2019
May 1977–Apr 1982
60-Month
153.36in
(3,895.34mm)
149.55in3.81in88th Driest
Driest since:
1957
38th Wettest
Wettest since:
2020

Citing This Page